Ariano, Renato; Berra, Daniele; Chiodini, Elena; Ortolani, Valeria; Cremonte, Luigi Giovanni; Mazzarello, Maria Gabriella; Galdi, Eugenia; Calosso, Chiara; Ciprandi, Giorgio
2015-01-01
Ragweed allergy represents a challenge for allergists due to its increase in some geographic areas, mainly northern Italy. To compare two allergy centers in northern Italy by analyzing both the pollen count and the patient characteristics (sensitization and allergy prevalence) over a 10-year period. Pollen counts for 10 years (2004-2013) were evaluated and compared in the two centers. Characteristics of patients who were sensitized and allergic to ragweed were analyzed. There was a significantly higher pollen count in Busto Arsizio than in Novi Ligure (p < 0.001). The patients who were seen in the Busto Arsizio center showed more frequent sensitization (p < 0.01) and allergy (p < 0.05) to ragweed than patients who were seen in the Novi Ligure center. The pollen count was significantly (p < 0.01) associated with sensitization and allergy difference. Allergic asthma was more frequent (p < 0.05) in Busto Arsizio. The pattern of sensitization and allergy prevalence seemed to be associated with ragweed pollen pressure, such as quantity. The knowledge of the pollen count is relevant in clinical practice, mainly for the management of patients with allergy.
Han, Sheng; Huang, Yanming; Wang, Zixun; Li, Zhonghua; Qin, Xiaofei; Wu, Anhua
2014-11-01
Allergy and immunoglobulin E levels are inversely associated with glioma risk. Previous studies have focused on respiratory and food allergies, and little information is available regarding drug allergies. This study evaluated the rate of positive penicillin skin tests (PenSTs) and blood eosinophil counts in a large population of patients with glioma compared with nontumor controls to provide evidence for the relationship between drug allergies and glioma risk. A retrospective case-control study was conducted in patients diagnosed with glioma (n = 913) between January 2004 and June 2013. The study patients were matched with nontumor controls (n = 1091) for age, sex, and date of admission to the hospital. Preoperative results of the PenST and eosinophil counts were obtained, and odds ratios (ORs) with 95% confidence intervals (CIs) were calculated using conditional logistic regression models, while a Kaplan-Meier analysis was used to assess overall survival. The percentage of positive PenSTs was higher among patients with glioma than in control subjects. The age-, sex-, and admission date-adjusted OR for positive versus negative PenSTs was 2.392 (95% CI 1.891-3.026). Eosinophil counts were also higher in glioma cases than in controls: the OR for eosinophil > 0.06 × 10(9)/L versus ≤ 0.06 × 10(9)/L was 1.923 (95% CI 1.608-2.301). There was no association between positive PenST/eosinophil counts and glioma grade or patient survival (n = 105). In contrast to previously reported relationships between allergy and glioma, in the present study a significantly higher rate of positive PenSTs and higher eosinophil counts were found in patients with glioma than in nontumor controls. These results suggest a complex relationship between allergies and glioma development.
Single and multiple food allergies in infants with proctocolitis.
Koksal, B T; Barıs, Z; Ozcay, F; Yilmaz Ozbek, O
Food protein-induced allergic proctocolitis is a frequent cause of rectal bleeding in infants. Characteristics of infants with multiple food allergies have not been defined. This study aimed to identify characteristics of infants with proctocolitis and compare infants with single and multiple food allergies. A total of 132 infants with proctocolitis were evaluated retrospectively. All of the infants were diagnosed by a paediatric allergist and/or a paediatric gastroenterologist according to guidelines. Clinical features of the infants, as well as results of a complete blood count, skin prick test, specific immunoglobulin E, and stool examinations or colonoscopy were recorded. Cow's milk (97.7%) was the most common allergen, followed by egg (22%). Forty-five (34.1%) infants had allergies to more than one food. Infants with multiple food allergies had a higher eosinophil count (613±631.2 vs. 375±291.9) and a higher frequency of positive specific IgE and/or positive skin prick test results than that of patients with a single food allergy. Most of the patients whose symptoms persisted after two years of age had multiple food allergies. There is no difference in clinical presentations between infants with single and multiple food allergies. However, infants with multiple food allergies have a high blood total eosinophil count and are more likely to have a positive skin prick test and/or positive specific IgE results. Copyright © 2017 SEICAP. Published by Elsevier España, S.L.U. All rights reserved.
THE DISPERSION OF HERBACEOUS PLANT POLLEN IN ITO CITY, SHIZUOKA.
Fujii, Mayumi; Makiyama, Kiyoshi; Okazaki, Kenji; Hisamatsu, Kenichi
2016-08-01
Airborne pollen was examined in Ito City, Shizuoka for the purpose of treatment and prophylaxis pollen allergies because the patients with pollen allergy to herbaceous plants have recently increased. Setting up a Durham's sampler, we measured airborne pollen identified and classified: Poaceae, Polygonaceae, Amaranthaceae, Urticaceae, Cannabaceae, Ambrosia and Artemisia indica.We studied whether each airborne pollen count has something to do with weather condition (2004-2015). Average total airborne Poaceae pollen count and standard deviation from January to June was 19.4±5.5 cells/cm(2), average total airborne Polygonaceae pollen count and standard deviation from April to September was 11.6±13.4 cells/cm(2). Airborne Poaceae, Amaranthaceae, Cannabaceae, Uriticaceae. Ambrosia and Artamisia indica pollen count from July to Deccember in order: 34.0±15.5 cells/cm(2), 1.3±1.1 cells/cm(2), 8.7±6.4cells/cm(2), 4.9±6.4 cells/cm(2), 10.5±7.8 cells/cm(2), and 13.6±16.3 cells/cm(2).Cannabaceae admitted that its airborne pollen count has negative correlation to the rainfall.Artemisia indica admitted that its airborne pollen count has negative correlation to the average temperature. Herbaceous plants pollen doesn't cause allergies because it is much less than tree pollen in ItoCity.It is thought that the diversity of the plants keep the people from having a serious allergy to pollen with awarm weather in this area.
Airborne pollen of allergenic herb species in Toledo (Spain).
Vaquero, Consolación; Rodríguez-Torres, Alfonso; Rojo, Jesús; Pérez-Badia, Rosa
2013-01-01
This study analysed airborne pollen counts for allergenic herb taxa in Toledo (central Spain), a major tourist city receiving over 2 million visitors per year, located in the region of Castilla-La Mancha. The taxa selected were Chenopodiaceae-Amaranthaceae, Plantago, Poaceae and Urticaceae, all of which produce allergenic pollen giving rise to serious symptoms in pollen-allergy sufferers. Aerobiological data were recorded over a 6-year period (2005 to 2010) using the sampling and analysis procedures recommended by the Spanish Aerobiology Network. The abundance and the temporal (annual, daily and intradiurnal) distribution of these pollen types were analysed, and the influence of weather-related factors on airborne pollen counts was assessed. Pollen from herbaceous species accounted for 20.9% of total airborne pollen in Toledo, the largest contributor being Poaceae, with 8.5% of the total pollen count; this family was also the leading cause of respiratory allergies. Examination of intradiurnal variation revealed three distinct distribution patterns: (1) peak daily counts for Chenopodiaceae-Amaranthaceae and Plantago were recorded during the hottest part of the day, i.e. from 1400 to 1600 hours; (2) Urticaceae displayed two peaks (1400-1600 and 2200 hours); and (3) Poaceae counts remained fairly stable throughout the day. Two main risk periods were identified for allergies: spring, with allergies caused by Urticaceae, Plantago and Poaceae pollen, and summer, due to Chenopodiaceae-Amaranthaceae pollen.
[Allergic disease--pollen allergy and climate change].
Sommer, Janne; Plaschke, Peter; Poulsen, Lars K
2009-10-26
Pollen allergy currently affects a fifth of the population. A warmer climate will lead to a longer pollen season and more days with high pollen counts. In addition, a warmer climate increases the risk of proliferation of new plants with well-known allergenic pollens like ragweed, plane tree and wall pellitory, which have not previously caused allergy in Denmark. The consequences will be more people with hay fever and pollen asthma, longer allergy seasons and an increase in the severity of symptoms, disease-related costs and demands on health care for diagnosis and treatment of more complex allergies.
Beef, pork, and milk allergy (cross reactivity with each other and pet allergies).
Mamikoglu, Bulent
2005-10-01
The purposes of this study were to examine milk allergic patients to determine concomitant reactivity between milk, beef, pork and cat and dog dander and other common inhalant allergens. 19 patients were selected according to their Immuno-CAP results, which had increased Ig-E levels against milk, pork or beef. Patients were also tested against Johnson grass, short ragweed, cat/dog dander and d. farina. Pearson's test revealed strong correlation between beef and pork, beef and milk, pork and milk Ig-E counts (consecutively r2 = 0.89, r2 = 0.81, r2 = 0.60 and p < 0.01. All cat allergic patients also appeared to be allergic to either beef/pork meat or milk. The correlation between pork and dog dander Ig-E counts was also significant (r2 = 0.38, p < 0.01). No correlation detected between milk-meat-pet and grass-weed-dust allergies. Patients who are known to have pet allergies may need to be screened for meat and milk allergy. Milk allergic patients may also need to avoid cows and pork meat.
König, Volker; Mösges, Ralph
2014-01-01
Background. The transregional increase in pollen-associated allergies and their diversity have been scientifically proven. However, patchy pollen count measurement in many regions is a worldwide problem with few exceptions. Methods. This paper used data gathered from pollen count stations in Germany, Google queries using relevant allergological/biological keywords, and patient data from three German study centres collected in a prospective, double-blind, randomised, placebo-controlled, multicentre immunotherapy study to analyse a possible correlation between these data pools. Results. Overall, correlations between the patient-based, combined symptom medication score and Google data were stronger than those with the regionally measured pollen count data. The correlation of the Google data was especially strong in the groups of severe allergy sufferers. The results of the three-centre analyses show moderate to strong correlations with the Google keywords (up to >0.8 cross-correlation coefficient, P < 0.001) in 10 out of 11 groups (three averaged patient cohorts and eight subgroups of severe allergy sufferers: high IgE class, high combined symptom medication score, and asthma). Conclusion. For countries with a good Internet infrastructure but no dense network of pollen traps, this could represent an alternative for determining pollen levels and, forecasting the pollen count for the next day.
Durham, S R; Nelson, H S; Nolte, H; Bernstein, D I; Creticos, P S; Li, Z; Andersen, J S
2014-05-01
The objective was to evaluate the association between grass pollen exposure, allergy symptoms and impact on measured treatment effect after grass sublingual immunotherapy (SLIT)-tablet treatment. The association between grass pollen counts and total combined rhinoconjunctivitis symptom and medication score (TCS) was based on a post hoc analysis of data collected over six trials and seven grass pollen seasons across North America and Europe, including 2363 subjects treated with grass SLIT-tablet or placebo. Daily pollen counts were obtained from centralized pollen databases. The effect of treatment on the relationship between the TCS and pollen counts was investigated, and the relative difference between grass SLIT-tablet and placebo as a function of average grass pollen counts was modelled by linear regression. The magnitude of treatment effect based on TCS was greater with higher pollen exposure (P < 0.001). The relative treatment effect in terms of TCS for each trial was correlated with the average grass pollen exposure during the first period of the season, with predicted reduction in TCS = 12% + 0.35% × pollen count (slope significantly different from 0, P = 0.003; R(2) = 0.66). Corresponding correlations to the entire grass pollen season and to the peak season were equally good, whereas there was a poor correlation between difference in measured efficacy and pollen exposure during the last part of the season. In seasonal allergy trials with grass SLIT-tablet, the observed treatment effect is highly dependent on pollen exposure with the magnitude being greater with higher pollen exposure. This is an important relationship to consider when interpreting individual clinical trial results. © 2014 The Authors. Allergy Published by John Wiley & Sons Ltd.
Pollen count and presentation of angiotensin-converting enzyme inhibitor-associated angioedema.
Straka, Brittany; Nian, Hui; Sloan, Chantel; Byrd, James Brian; Woodard-Grice, Alencia; Yu, Chang; Stone, Elizabeth; Steven, Gary; Hartert, Tina; Teo, Koon K; Pare, Guillaume; McCarty, Catherine A; Brown, Nancy J
2013-01-01
The incidence of angiotensin-converting enzyme (ACE) inhibitor-associated angioedema is increased in patients with seasonal allergies. We tested the hypothesis that patients with ACE inhibitor-associated angioedema present during months when pollen counts are increased. Cohort analysis examined the month of presentation of ACE inhibitor-associated angioedema and pollen counts in the ambulatory and hospital setting. Patients with ACE inhibitor-associated angioedema were ascertained through (1) an observational study of patients presenting to Vanderbilt University Medical Center, (2) patients presenting to the Marshfield Clinic and participating in the Marshfield Clinic Personalized Medicine Research Project, and (3) patients enrolled in The Ongoing Telmisartan Alone and in Combination with Ramipril Global Endpoint Trial (ONTARGET). Measurements include date of presentation of ACE inhibitor-associated angioedema, population exposure to ACE inhibitor by date, and local pollen counts by date. At Vanderbilt, the rate of angioedema was significantly associated with tree pollen months (P = .01 from χ(2) test). When separate analyses were conducted in patients with a history of seasonal allergies and patients without, the rate of ACE inhibitor-associated angioedema was increased during tree pollen months only in patients with a history of seasonal allergies (P = .002). In Marshfield, the rate of angioedema was significantly associated with ragweed pollen months (P = .025). In ONTARGET, a positive trend was observed between the ACE inhibitor-associated angioedema rate and grass season, although it was not statistically significant (P = .057). Patients with ACE inhibitor-associated angioedema are more likely to present with this adverse drug event during months when pollen counts are increased. Copyright © 2013 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Correlations Between Allergen-Specific IgE Serum Levels in Patients With Ocular Allergy.
Polido, Júlia Gomes Fernandes; Cabral, Thiago; Perini, Paula de Resende Campos; Fernandes, Maria de Fátima Marcelos; de Freitas, Denise; dos Santos Araújo, Maria Emília Xavier; Serracarbassa, Pedro Durães
2015-09-01
To evaluate ocular allergies in patients at the Hospital do Servidor Publico Estadual de Sao Paulo (HSPE) and the correlations with serum allergen-specific immunoglobulin E levels. We performed a longitudinal study of patients with ocular allergies who were treated at the Cornea and Immunology and Allergy Department. Patients underwent an ophthalmologic examination to identify their primary presenting signs and symptoms. The allergy types were divided into 4 groups. We conducted the following laboratory tests and measurements: blood count, eosinophil count, total serum IgE, and specific IgE. Among 61 patients, 16 (26.2%) had a clinical diagnosis of seasonal allergic conjunctivitis, 23 (37.7%) had perennial allergic conjunctivitis, 19 (31.1%) had vernal keratoconjunctivitis, and 3 (4.9%) had atopic keratoconjunctivitis. Mixed dust mites were positive in 94.9% of patients. Dermatophagoides pteronyssinus (dp) and Dermatophagoides farinae (df) antigens were positive in 93.2% of patients followed by Blattella germanica, Blomia tropicalis, and mixed animal epithelia (81%, 75.9%, and 25.8%, respectively). Perennial allergic conjunctivitis was the most prevalent disorder and demonstrated higher positivity in class V/VI for specific antigens (mixed dust mites, dp, and df), indicating high antigenicity. Dust mites, D. pteronyssinus, D. farinae, B. germanica, and B. tropicalis were the primary triggers of the studied ocular allergies.
... the AAAAI Foundation Donate Utility navigation Español Journals Pollen Counts Annual Meeting Member Login / My Membership Search ... email alert to keep tabs on mold and pollen counts in your area. • Keep away from uncut ...
Asthma, Allergies and Pregnancy
... the AAAAI Foundation Donate Utility navigation Español Journals Pollen Counts Annual Meeting Member Login / My Membership Search ... navigation Donate Annual meeting Browse your conditions Check pollen counts Continuing education center Find an allergist / immunologist ...
Allergy education in otolaryngology residency: a survey of program directors and residents.
Bailey, Sarah E; Franzese, Christine; Lin, Sandra Y
2014-02-01
The purpose of this study was to survey program directors of the accredited otolaryngology residency programs and resident attendees of the 2013 American Academy of Otolaryngic Allergy (AAOA) Basic/MOC Course regarding resident education and participation as well as assessment of competency in otolaryngic allergy and immunotherapy. A multiple-choice questionnaire was sent to all accredited otolaryngology residency training programs in the United States as part of resident attendance at the 2013 AAOA CORE Basic/MOC Course. Following this, a similar multiple-choice survey was sent to all resident attendees from the programs that responded positively. Program directors reported that 73% of their academic institutions offer allergy testing and immunotherapy. More PDs than residents indicated that residents participate in allergy practice and perform/interpret skin testing and in vitro testing, and more residents (85%) than program directors (63%) reported inadequate or no allergy training. Program directors and residents equally indicated that residents do not calculate immunotherapy vial formulations or administer immunotherapy injections. The majority of program directors indicated that resident competency in allergy was assessed through direct observation, whereas residents more commonly perceived that no assessment of competency was being performed for any portion of allergy practice. This survey demonstrates a discrepancy between program directors and residents regarding resident involvement and adequacy of training in the allergy practice. Although the majority of otolaryngology residencies report offering otolaryngic allergy services and education, the vast majority of residents report inadequate allergy training and less participation in an allergy practice compared to the majority of program directors. © 2013 ARS-AAOA, LLC.
Impact of Food Allergy on Asthma in Children
... the AAAAI Foundation Donate Utility navigation Español Journals Pollen Counts Annual Meeting Member Login / My Membership Search navigation ... navigation Donate Annual meeting Browse your conditions Check pollen counts Continuing education center Find an allergist / immunologist Journals ...
... a cleaner that has bleach in it. Ë Pollen and Outdoor Mold What to do during your allergy season (when pollen or mold spore counts are high): • Try to ... from late morning to afternoon, if you can. Pollen and some mold spore counts are highest at ...
Pediatric allergy and immunology in Italy.
Tozzi, Alberto E; Armenio, Lucio; Bernardini, Roberto; Boner, Attilio; Calvani, Mauro; Cardinale, Fabio; Cavagni, Giovanni; Dondi, Arianna; Duse, Marzia; Fiocchi, Alessandro; Marseglia, Gian L; del Giudice, Michele Miraglia; Muraro, Antonella; Pajno, Giovanni B; Paravati, Francesco; Peroni, Diego; Tripodi, Salvatore; Ugazio, Alberto G; Indinnimeo, Luciana
2011-05-01
In Italy, according to the International Study on Asthma and Allergies in Childhood study, the prevalence of current asthma, allergic rhinoconjunctivitis, and atopic eczema in 2006 was 7.9%, 6.5%, and 10.1% among children aged 6-7 and 8.4%, 15.5%, and 7.75% among children aged 13-14 yr. University education in this field is provided by the Postgraduate Schools of Pediatrics and those of Allergology and Clinical Immunology, as well as several annual Master courses. The Italian Society of Pediatric Allergology and Immunology (SIAIP) was founded in 1996 and counts about 1000 members. SIAIP promotes evidence-based management of allergic children and disseminates information to patients and their families through a quite innovative website and the National Journal 'Rivista Italiana di Allergologia Pediatrica'. In the last decade, four major regional, inter-regional, and national web-based networks have been created to link pediatric allergy centers and to share their clinical protocols and epidemiologic data. In addition, National Registers of Primary Immune-deficiencies and on Pediatric HIV link all clinical excellence centers. Research projects in the field of pediatric allergy and immunology are founded by the Italian Ministry of Education, University and Research (MIUR) and by the National Research Council (CNR), but the overall investments in this research area are quite low. Only a handful Italian excellence centers participate in European Projects on Pediatric Allergy and Immunology within the 7th Framework Program. The European Academy of Allergy and Clinical Immunology currently hosts two Italians in its Executive Committee (EC) and one in the EC of the Pediatric Section; moreover, major European Academy of Allergy and Clinical Immunology meetings and courses in the area of pediatrics (e.g., PAAM, Venice, 2009) have been held in Italy in the last 3 yr. Italian hallmarks in the management of allergic diseases in childhood are a quite alive and spread interest in Molecular Allergology and a remarkable predominance of sublingual (SLIT) compared to the subcutaneous (SCIT) immunotherapy. © 2011 John Wiley & Sons A/S.
Eosinophilic airway inflammation is increased in children with asthma and food allergies.
Kulkarni, Neeta; Ragazzo, Vincenzo; Costella, Silvia; Piacentini, Giorgio; Boner, Attilio; O'Callaghan, Christopher; Fiocchi, Alessandro; Kantar, Ahmad
2012-02-01
Asthma is associated with food allergies in a significant number of children, with evidence linking allergies to asthma severity and morbidity. In this study, we tested our hypothesis that the eosinophilic lower airway inflammation is higher in asthmatic children with food allergies. The aims of the study were to compare the eosinophilic inflammatory markers in asthmatic children with and without food allergies. Children with asthma, with (n = 22) and (n = 53) without food allergies were included. All subjects were classified according to the GINA guidelines (2009) and had received at least 3 months of anti-inflammatory therapy prior to testing. Fractional exhaled nitric oxide and sputum differential counts were performed using standard techniques. Children with asthma and food allergies had significantly higher fractional exhaled nitric oxide median (range) [(22.4 (6.1-86.9) vs. 10.3 (2.7-38.7) (p = 0.01)] and sputum eosinophil percentage [15.5 (5.0-53.0) vs. 2.0 (0-20) (p < 0.001)] compared with asthmatic children without allergies. These results suggest that the children with asthma and food allergies have increased eosinophilic inflammation of the airways. © 2011 John Wiley & Sons A/S.
76 FR 75552 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2011-12-02
... Allergy and Infectious Diseases; Notice of Closed Meetings Pursuant to section 10(d) of the Federal... Institute of Allergy and Infectious Diseases Special Emphasis Panel, NIAID Investigator Initiated Program... Institute of Allergy and Infectious Diseases Special Emphasis Panel, NIAID Investigator Initiated Program...
Durham, S R; Nelson, H S; Nolte, H; Bernstein, D I; Creticos, P S; Li, Z; Andersen, J S
2014-01-01
Background The objective was to evaluate the association between grass pollen exposure, allergy symptoms and impact on measured treatment effect after grass sublingual immunotherapy (SLIT)-tablet treatment. Methods The association between grass pollen counts and total combined rhinoconjunctivitis symptom and medication score (TCS) was based on a post hoc analysis of data collected over six trials and seven grass pollen seasons across North America and Europe, including 2363 subjects treated with grass SLIT-tablet or placebo. Daily pollen counts were obtained from centralized pollen databases. The effect of treatment on the relationship between the TCS and pollen counts was investigated, and the relative difference between grass SLIT-tablet and placebo as a function of average grass pollen counts was modelled by linear regression. Results The magnitude of treatment effect based on TCS was greater with higher pollen exposure (P < 0.001). The relative treatment effect in terms of TCS for each trial was correlated with the average grass pollen exposure during the first period of the season, with predicted reduction in TCS = 12% + 0.35% × pollen count (slope significantly different from 0, P = 0.003; R2 = 0.66). Corresponding correlations to the entire grass pollen season and to the peak season were equally good, whereas there was a poor correlation between difference in measured efficacy and pollen exposure during the last part of the season. Conclusions In seasonal allergy trials with grass SLIT-tablet, the observed treatment effect is highly dependent on pollen exposure with the magnitude being greater with higher pollen exposure. This is an important relationship to consider when interpreting individual clinical trial results. PMID:24605984
... of reactions. Learn more here. Milk Egg Peanut Tree Nuts Soy Wheat Fish Shellfish Sesame Other Food Allergens Allergy Alerts Research Programs Research Programs We are the world’s largest private source of food allergy research funding. ...
Noh, G; Jang, E H
2014-01-01
Specific oral tolerance induction (SOTI) for IgE-mediated food allergy (IFA) can be successfully achieved using interfero gamma (classic SOTI). In this study, a tolerable dose was introduced during tolerance induction with interferon gamma (dual SOTI), and its effectiveness was evaluated. The study population comprised 25 IFA patients. Blood samples were taken for analysis, including complete blood count with differential counts of eosinophils, serum total IgE levels, and specific IgE for allergenic foods. Skin prick tests were conducted with the allergens. Oral food challenges were performed to diagnose IFA. Ten patients received dual SOTI, 5 received classic SOTI, 5 received SOTI without interferon gamma (original SOTI), and 5 were not treated (controls). Patients treated with dual SOTI and classic SOTI using interferon gamma became tolerant to the allergenic food. The tolerable dose was introduced successfully in dual SOTI. It was difficult to proceed with the same dosing protocol used for classic SOTI in cases treated with original SOTI. Following dual SOTI, the systemic reaction to oral intake subsided, but the local skin reaction to contact with the allergenic food persisted. Dual SOTI is an improved protocol for SOTI using interferon gamma for IFA.The local skin reaction and systemic reaction to oral intake were dissociated following dual SOTI. In cases of food allergy, tolerance appears to result from desensitization to allergens.
Managing Food Allergies at Home
... of reactions. Learn more here. Milk Egg Peanut Tree Nuts Soy Wheat Fish Shellfish Sesame Other Food Allergens Allergy Alerts Research Programs Research Programs We are the world’s largest private source of food allergy research funding. ...
Pádua, Inês; Moreira, André; Moreira, Pedro; Barros, Renata
2018-06-12
Food allergy is a growing public health concern. The literature suggests that a significant number of reactions occur in community services, such as schools and restaurants. Therefore, suitable training and education for education and catering professionals using viable and practical tools is needed. The objective of this study is to evaluate the effectiveness of a Web-based food allergy training program for professionals working in schools and restaurants, designed to improve knowledge and good practices in the community. Free learning programs which contain educational animated videos about food allergy were developed for professionals working at schools and restaurants. The learning programs comprise of nine 5-minute videos, developed in video animation format using GoAnimate, with a total course length of 45-60 minutes. The courses for professionals at both schools and restaurants include contents about food allergy epidemiology, clinical manifestations, diagnosis and treatment, dietary avoidance, emergencies, labelling, and accidental exposure prevention. Additionally, specific topics for work practices at schools and restaurants were provided. Food allergy knowledge survey tools were developed to access the knowledge and management skills about food allergy of school and restaurant staff, at baseline and at the end of the food allergy program. The courses will be provided on the e-learning platform of the University of Porto and professionals from catering and education sectors will be invited to participate. Data collection will take place between September 2017 and October 2017, corresponding to a 2-month intervention. Final results will be disseminated in scientific journals and presented at national and international conferences. The Food Allergy Community Program intervention may improve school and restaurant professionals' commitment and skills to deal with food allergy in the community. Furthermore, this e-intervention program will provide an innovative contribution to understanding the impact of electronic health technologies on the learning process and the development of strategies for community interventions. RR1-10.2196/9770. ©Inês Pádua, André Moreira, Pedro Moreira, Renata Barros. Originally published in JMIR Research Protocols (http://www.researchprotocols.org), 12.06.2018.
Cellular changes in tears associated with keratoconjunctival responses induced by nasal allergy.
Pelikan, Z
2014-04-01
Allergic keratoconjunctivitis occurs in a primary form, caused by an allergic reaction localized in the conjunctiva, and in a secondary form, induced by an allergic reaction originating in the nasal mucosa. Various hypersensitivity mechanisms involved in the keratoconjunctivitis forms result in different keratoconjunctival response types. To investigate the cytologic changes in tears during the secondary immediate (SIKCR), late (SLKCR), and delayed (SDYKCR) keratoconjunctival responses. In 61 patients, comprising 20 SIKCRs, 23 SLKCRs, and 18 SDYKCRs, nasal provocation tests (NPTs) with allergens and 61 phosphate-buffered control challenges were repeated and supplemented with cell counting in the tears. The SIKCR (P<0.01), appearing 10-120 min after the NPT, was associated with increased eosinophil and mast cell counts in tears. The SLKCR (P<0.01), appearing 5-12 h after the NPT, was accompanied by increased counts of eosinophils, neutrophils, basophils, and conjunctival epithelial and goblet cells. The SDYKCR (P<0.05), appearing 24-48 h after NPT, was associated with increased counts of lymphocytes, neutrophils, monocytes, basophils, conjunctival epithelial, corneal epithelial and goblet cells. The SIKCR, SLKCR, and SDYKCR, induced by nasal allergy, were associated with different cellular profiles in the tears. The cells, except mast, epithelial and goblet cells, displaying no intracellular changes, migrated probably from the conjunctival capillaries, in response to the factors released during the primary allergic reaction in the nasal mucosa and subsequently penetrating into the conjunctiva. These results demonstrate a causal role of nasal allergy and diagnostic value of NPT combined with recording of ocular features and cellular profiles in tears in some keratoconjunctivitis patients.
Gesualdo, Francesco; Stilo, Giovanni; D'Ambrosio, Angelo; Carloni, Emanuela; Pandolfi, Elisabetta; Velardi, Paola; Fiocchi, Alessandro; Tozzi, Alberto E
2015-01-01
Pollen forecasts are in use everywhere to inform therapeutic decisions for patients with allergic rhinoconjunctivitis (ARC). We exploited data derived from Twitter in order to identify tweets reporting a combination of symptoms consistent with a case definition of ARC and those reporting the name of an antihistamine drug. In order to increase the sensitivity of the system, we applied an algorithm aimed at automatically identifying jargon expressions related to medical terms. We compared weekly Twitter trends with National Allergy Bureau weekly pollen counts derived from US stations, and found a high correlation of the sum of the total pollen counts from each stations with tweets reporting ARC symptoms (Pearson's correlation coefficient: 0.95) and with tweets reporting antihistamine drug names (Pearson's correlation coefficient: 0.93). Longitude and latitude of the pollen stations affected the strength of the correlation. Twitter and other social networks may play a role in allergic disease surveillance and in signaling drug consumptions trends.
Park, Hye Jung; Lee, Jae-Hyun; Park, Kyung Hee; Kim, Kyu Rang; Han, Mae Ja; Choe, Hosoeng
2016-01-01
Purpose The occurrence of pollen allergy is subject to exposure to pollen, which shows regional and temporal variations. We evaluated the changes in pollen counts and skin positivity rates for 6 years, and explored the correlation between their annual rates of change. Materials and Methods We assessed the number of pollen grains collected in Seoul, and retrospectively reviewed the results of 4442 skin-prick tests conducted at the Severance Hospital Allergy-Asthma Clinic from January 1, 2008 to December 31, 2013. Results For 6 years, the mean monthly total pollen count showed two peaks, one in May and the other in September. Pollen count for grasses also showed the same trend. The pollen counts for trees, grasses, and weeds changed annually, but the changes were not significant. The annual skin positivity rates in response to pollen from grasses and weeds increased significantly over the 6 years. Among trees, the skin positivity rates in response to pollen from walnut, popular, elm, and alder significantly increased over the 6 years. Further, there was a significant correlation between the annual rate of change in pollen count and the rate of change in skin positivity rate for oak and hop Japanese. Conclusion The pollen counts and skin positivity rates should be monitored, as they have changed annually. Oak and hop Japanese, which showed a significant correlation with the annual rate of change in pollen count and the rate of change in skin positivity rate over the 6 years may be considered the major allergens in Korea. PMID:26996572
Park, Hye Jung; Lee, Jae-Hyun; Park, Kyung Hee; Kim, Kyu Rang; Han, Mae Ja; Choe, Hosoeng; Oh, Jae-Won; Hong, Chein-Soo
2016-05-01
The occurrence of pollen allergy is subject to exposure to pollen, which shows regional and temporal variations. We evaluated the changes in pollen counts and skin positivity rates for 6 years, and explored the correlation between their annual rates of change. We assessed the number of pollen grains collected in Seoul, and retrospectively reviewed the results of 4442 skin-prick tests conducted at the Severance Hospital Allergy-Asthma Clinic from January 1, 2008 to December 31, 2013. For 6 years, the mean monthly total pollen count showed two peaks, one in May and the other in September. Pollen count for grasses also showed the same trend. The pollen counts for trees, grasses, and weeds changed annually, but the changes were not significant. The annual skin positivity rates in response to pollen from grasses and weeds increased significantly over the 6 years. Among trees, the skin positivity rates in response to pollen from walnut, popular, elm, and alder significantly increased over the 6 years. Further, there was a significant correlation between the annual rate of change in pollen count and the rate of change in skin positivity rate for oak and hop Japanese. The pollen counts and skin positivity rates should be monitored, as they have changed annually. Oak and hop Japanese, which showed a significant correlation with the annual rate of change in pollen count and the rate of change in skin positivity rate over the 6 years may be considered the major allergens in Korea.
78 FR 41939 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
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2013-07-12
... Allergy and Infectious Diseases; Notice of Closed Meetings Pursuant to section 10(d) of the Federal... Infectious Diseases Special Emphasis Panel; NIAID Investigator Initiated Program Project Applications. Date... Allergy and Infectious Diseases Special Emphasis Panel; NIAID Investigator Initiated Program Project...
ERIC Educational Resources Information Center
Biesboer, David
1977-01-01
Contains information regarding pollen and human allergies. Lists most common types of pollen, describes pollen morphology, diagrams and apparatus for collecting pollen, and suggests laboratory activities such as pollen counts, pollen concentration, dispersal, and meteorological effects. (CS)
Cellular changes in tears associated with keratoconjunctival responses induced by nasal allergy
Pelikan, Z
2014-01-01
Background Allergic keratoconjunctivitis occurs in a primary form, caused by an allergic reaction localized in the conjunctiva, and in a secondary form, induced by an allergic reaction originating in the nasal mucosa. Various hypersensitivity mechanisms involved in the keratoconjunctivitis forms result in different keratoconjunctival response types. Purpose To investigate the cytologic changes in tears during the secondary immediate (SIKCR), late (SLKCR), and delayed (SDYKCR) keratoconjunctival responses. Methods In 61 patients, comprising 20 SIKCRs, 23 SLKCRs, and 18 SDYKCRs, nasal provocation tests (NPTs) with allergens and 61 phosphate-buffered control challenges were repeated and supplemented with cell counting in the tears. Results The SIKCR (P<0.01), appearing 10–120 min after the NPT, was associated with increased eosinophil and mast cell counts in tears. The SLKCR (P<0.01), appearing 5–12 h after the NPT, was accompanied by increased counts of eosinophils, neutrophils, basophils, and conjunctival epithelial and goblet cells. The SDYKCR (P<0.05), appearing 24–48 h after NPT, was associated with increased counts of lymphocytes, neutrophils, monocytes, basophils, conjunctival epithelial, corneal epithelial and goblet cells. Conclusions The SIKCR, SLKCR, and SDYKCR, induced by nasal allergy, were associated with different cellular profiles in the tears. The cells, except mast, epithelial and goblet cells, displaying no intracellular changes, migrated probably from the conjunctival capillaries, in response to the factors released during the primary allergic reaction in the nasal mucosa and subsequently penetrating into the conjunctiva. These results demonstrate a causal role of nasal allergy and diagnostic value of NPT combined with recording of ocular features and cellular profiles in tears in some keratoconjunctivitis patients. PMID:24434662
Schubauer-Berigan, Mary K; Dahm, Matthew M; Erdely, Aaron; Beard, John D; Eileen Birch, M; Evans, Douglas E; Fernback, Joseph E; Mercer, Robert R; Bertke, Stephen J; Eye, Tracy; de Perio, Marie A
2018-05-16
Commercial use of carbon nanotubes and nanofibers (CNT/F) in composites and electronics is increasing; however, little is known about health effects among workers. We conducted a cross-sectional study among 108 workers at 12 U.S. CNT/F facilities. We evaluated chest symptoms or respiratory allergies since starting work with CNT/F, lung function, resting blood pressure (BP), resting heart rate (RHR), and complete blood count (CBC) components. We conducted multi-day, full-shift sampling to measure background-corrected elemental carbon (EC) and CNT/F structure count concentrations, and collected induced sputum to measure CNT/F in the respiratory tract. We measured (nonspecific) fine and ultrafine particulate matter mass and count concentrations. Concurrently, we conducted physical examinations, BP measurement, and spirometry, and collected whole blood. We evaluated associations between exposures and health measures, adjusting for confounders related to lifestyle and other occupational exposures. CNT/F air concentrations were generally low, while 18% of participants had evidence of CNT/F in sputum. Respiratory allergy development was positively associated with inhalable EC (p=0.040) and number of years worked with CNT/F (p=0.008). No exposures were associated with spirometry-based metrics or pulmonary symptoms, nor were CNT/F-specific metrics related to BP or most CBC components. Systolic BP was positively associated with fine particulate matter (p-values: 0.015-0.054). RHR was positively associated with EC, at both the respirable (p=0.0074) and inhalable (p=0.0026) size fractions. Hematocrit was positively associated with the log of CNT/F structure counts (p=0.043). Most health measures were not associated with CNT/F. The positive associations between CNT/F exposure and respiratory allergies, RHR, and hematocrit counts may not be causal and require examination in other studies.
... BS, Burks AW, et al, eds. Middleton's Allergy: Principles and Practice . 8th ed. Philadelphia, PA: Elsevier Saunders; ... HE, Weitz JI, Anastasi J, eds. Hematology: Basic Principles and Practice . 6th ed. Philadelphia, PA: Elsevier Saunders; ...
Scheman, Andrew; Severson, David
2016-01-01
Data on the prevalence of contact allergy in North America are currently reported by groups of academic contact allergy specialists at select academic centers. Sampling of data from numerous centers across North America, including practices performing more limited patch testing, would provide a broader perspective of contact allergen prevalence in North America. The American Contact Dermatitis Society Contact Allergy Management Program is an ideal tool for collection of epidemiologic data regarding contact allergy prevalence in North America. The aim of the study was to identify the relative prevalence of contact allergy to common contact allergens in North America. Mapping of Contact Allergy Management Program (CAMP) data was performed to allow analysis of how frequently searches were performed for various contact allergens. The number of searches performed for specific allergens provides a measure of the relative prevalence of contact allergy to these allergens. The top 35 allergens for the period from November 18, 2012 to November 18, 2013 are reported. Although these data are useful, specific recommendations for minor alterations to CAMP are discussed, which will allow future CAMP data to be stratified and more powerful. With minor modifications, CAMP can provide a quantum leap in the reporting of contact allergy epidemiologic data in North America.
Recurrent Infections May Signal Immunodeficiencies
... the AAAAI Foundation Donate Utility navigation Español Journals Pollen Counts Annual Meeting Member Login / My Membership Search ... you have year-round allergies to dust mites, pollen and mold, you may have some damage to ...
... the AAAAI Foundation Donate Utility navigation Español Journals Pollen Counts Annual Meeting Member Login / My Membership Search ... when allergens such as grass, mold and ragweed pollen bring on symptoms like watery eyes and sneezing. ...
Eosinophilic Esophagitis (EoE)
... the AAAAI Foundation Donate Utility navigation Español Journals Pollen Counts Annual Meeting Member Login / My Membership Search ... allergies to substances such as dust mites, animals, pollen and molds can play a role in EoE. ...
Individual pollen exposure measurements: are they feasible?
Berger, Uwe; Kmenta, Maximilian; Bastl, Katharina
2014-06-01
The purpose of the recent review is to give insight into recent attempts to measure individual pollen exposure and to give advice for interpreting such data. It is well recognized that there are various challenges in monitoring the atmospheric content of pollen in the air. Although pollen data gathered by Hirst type spore traps and evaluated by human expertise are of inestimable value because of long-time data series and as the basic foundation for pollen information services as well as for diagnosis and therapy of pollen allergies, there is a need for more precise information for individual pollen allergy sufferers. Different types of individual pollen exposure measurement samplers are presented, and estimates are offered. Further developments, especially standardization of personal pollen samplers, are needed. Improvements should lead to more usability. Because of a variety of factors, a pollen count will always stay a pollen count, and a pollen forecast is not a symptom forecast, something pollen allergy sufferers actually desire. Thus, a different promising path to individualized pollen information was recently chosen: personal pollen information is now possible based on personal symptom data and regional pollen data. In future, personal pollen data could complete this achievement.
Eosinophil count, allergies, and rejection in pediatric heart transplant recipients.
Arbon, Kate S; Albers, Erin; Kemna, Mariska; Law, Sabrina; Law, Yuk
2015-08-01
Allograft rejection and long-term immunosuppression remain significant challenges in pediatric heart transplantation. Pediatric recipients are known to have fewer rejection episodes and to develop more allergic conditions than adults. A T-helper 2 cell dominant phenotype, manifested clinically by allergies and an elevated eosinophil count, may be associated with immunologic quiescence in transplant recipients. This study assessed whether the longitudinal eosinophil count and an allergic phenotype were associated with freedom from rejection. This single-center, longitudinal, observational study included 86 heart transplant patients monitored from 1994 to 2011. Post-transplant biannual complete blood counts, allergic conditions, and clinical characteristics related to rejection risk were examined. At least 1 episode of acute cellular rejection (ACR) occurred in 38 patients (44%), antibody-mediated rejection (AMR) occurred in 11 (13%), and 49 patients (57%) were diagnosed with an allergic condition. Patients with ACR or AMR had a lower eosinophil count compared with non-rejectors (p = 0.011 and p = 0.022, respectively). In the multivariable regression analysis, the presence of panel reactive antibodies to human leukocyte antigen I (p = 0.014) and the median eosinophil count (p = 0.011) were the only independent covariates associated with AMR. Eosinophil count (p = 0.010) and female sex (p = 0.009) were independent risk factors for ACR. Allergic conditions or young age at transplant were not protective from rejection. This study demonstrates a novel association between a high eosinophil count and freedom from rejection. Identifying a biomarker for low rejection risk may allow a reduction in immunosuppression. Further investigation into the role of the T-helper 2 cell phenotype and eosinophils in rejection quiescence is warranted. Copyright © 2015 International Society for Heart and Lung Transplantation. Published by Elsevier Inc. All rights reserved.
Epling, Carol; Duncan, Jacqueline; Archibong, Emma; Østbye, Truls; Pompeii, Lisa A; Dement, John
2011-01-01
We sought to describe risk factors for latex glove allergy symptoms among health care workers by combining data from an active clinical surveillance program and a comprehensive occupational health surveillance system. A total of 4,584 employers completed a latex allergy questionnaire. Six percent (n = 276) of subjects reported symptoms consistent with latex allergy. Years of latex glove use was a significant risk factor for latex allergy symptoms even after controlling for the effects of atopy, gender, age, race, fruit, and other allergies. Nurses, medical or lab technicians, physician's assistants, other clinical professionals, and housekeepers had the highest prevalence of latex glove allergy symptoms. Forty subjects (0.87%) who were confirmed as having latex sensitization. Sensitizsation may have been underestimated due to use of specific IgE antibody, less sensitive than skin-prick testing, and tiered design leading to laboratory assessment on a subset of the cohort. This surveillance program identified risk factors for latex allergy symptoms. Our findings provide a basis for tailoring future prevention strategies.
76 FR 64358 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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77 FR 45644 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2012-08-01
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78 FR 18996 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-03-28
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75 FR 49498 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-08-13
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75 FR 7486 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-02-19
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76 FR 61719 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2011-10-05
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75 FR 26760 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-05-12
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78 FR 23572 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-04-19
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75 FR 36426 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-06-25
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78 FR 60294 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-10-01
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77 FR 28396 - National Institute of Allergy and Infectious Diseases Notice of Closed Meeting
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2012-05-14
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78 FR 23572 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-04-19
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76 FR 70155 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2011-11-10
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76 FR 5596 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2011-02-01
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78 FR 9404 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-02-08
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78 FR 63997 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-10-25
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78 FR 75357 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-12-11
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77 FR 21789 - National Institute Of Allergy And Infectious Diseases; Notice of Closed Meeting
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2012-04-11
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76 FR 81954 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2011-12-29
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78 FR 65344 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-10-31
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78 FR 21960 - National Institute of Allergy And Infectious Diseases; Notice of Closed Meeting
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2013-04-12
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2013-06-10
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2013-03-26
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2013-03-15
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77 FR 59940 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
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2012-10-01
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75 FR 29770 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-05-27
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77 FR 31628 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2012-05-29
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76 FR 56207 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2011-09-12
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75 FR 4091 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-01-26
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... of reactions. Learn more here. Milk Egg Peanut Tree Nuts Soy Wheat Fish Shellfish Sesame Other Food Allergens Allergy Alerts Research Programs Research Programs We are the world’s largest private source of food allergy research funding. ...
[The effect of hypokinesia on the development of allergic reactions in an experiment].
Galiev, R S
1999-01-01
434 mature and immature guinea pigs were divided into two groups. Test animals were kept under hypokinesia for 72 days. Control animals were not exposed to hypokinesia. Sensitization was made on day 60 in both the groups. On sensitization day 10, blood count was made, on day 12 anaphylactic shock was induced in all the animals. Allergological and immunological tests have shown that hypokinesia contributes to development of immediate allergy in animals of different age and therefore can be considered as a risk factor of allergy of immediate type.
76 FR 31618 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
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2011-06-01
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77 FR 2986 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2012-01-20
[email protected] . Name of Committee: Allergy, Immunology, and Transplantation Research Committee. Date....gov . (Catalogue of Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology, and...
78 FR 7793 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-02-04
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75 FR 12769 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-03-17
..., PhD, Scientific Review Officer, Immunology Review Branch, Scientific Review Program, NIAID/ NIH/DHHS... . (Catalogue of Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation...
76 FR 10383 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
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2011-02-24
...-Hariri, PhD, Scientific Review Officer, Immunology Review Branch, Scientific Review Program, DHHS/ NIH... . (Catalogue of Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation...
77 FR 12605 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2012-03-01
... Feili-Hariri, Ph.D., Scientific Review Officer, Immunology Review Branch, Scientific Review Program....gov . (Catalogue of Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology, and...
... of reactions. Learn more here. Milk Egg Peanut Tree Nuts Soy Wheat Fish Shellfish Sesame Other Food Allergens Allergy Alerts Research Programs Research Programs We are the world’s largest private source of food allergy research funding. ...
... of reactions. Learn more here. Milk Egg Peanut Tree Nuts Soy Wheat Fish Shellfish Sesame Other Food Allergens Allergy Alerts Research Programs Research Programs We are the world’s largest private source of food allergy research funding. ...
Treatment and Managing Reactions
... of reactions. Learn more here. Milk Egg Peanut Tree Nuts Soy Wheat Fish Shellfish Sesame Other Food Allergens Allergy Alerts Research Programs Research Programs We are the world’s largest private source of food allergy research funding. ...
Food Allergies: Being Aware and Planning for Care
ERIC Educational Resources Information Center
Graville, Iris
2010-01-01
In recent years, parents and early childhood educators have become increasingly aware of food allergies in childhood. And since food allergies account for about 150 deaths a year, there is good reason to be concerned. The early childhood program can provide valuable learning for those without food allergies through explanations about why certain…
76 FR 4122 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
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2011-01-24
... Committee: Allergy, Immunology, and Transplantation Research Committee. Date: February 23-24, 2011. Time: 8.... [email protected] . (Catalogue of Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology...
Honda, Kohei; Saito, Hidekazu; Fukui, Naoko; Ito, Eiko; Ishikawa, Kazuo
2013-09-01
The prevalence of Japanese cedar (JC) pollinosis in Japanese children is increasing. However, few studies have reported the relationship between pollen count levels and the prevalence of pollinosis. To evaluate the relationship between JC pollen count levels and the prevalence of pollinosis in children, we investigated the sensitization and development of symptoms for JC pollen in two areas of Akita in northeast Japan with contrasting levels of exposure to JC pollen. The study population consisted of 339 elementary school students (10-11 years of age) from the coastal and mountainous areas of Akita in 2005-2006. A questionnaire about symptoms of allergic rhinitis was filled out by the students' parents. A blood sample was taken to determine specific IgE antibodies against five common aeroallergens. The mean pollen count in the mountainous areas was two times higher than that in the coastal areas in 1996-2006. The prevalence rates of nasal allergy symptoms and sensitization for mites were almost the same in both areas. On the other hand, the rates of nasal allergy symptoms and sensitization for JC pollen were significantly higher in the mountainous areas than in the coastal areas. The rate of the development of symptoms among children sensitized for JC pollen was almost the same in both areas. These results suggest that pollen count levels may correlate with the rate of sensitization for JC pollinosis, but may not affect the rate of onset among sensitized children in northeast Japan.
Wahl, Ann; Stephens, Hilary; Ruffo, Mark; Jones, Amanda L
2015-04-01
With the dramatic increase in the incidence of food allergies, nurses and other school personnel are likely to encounter a child with food allergies. The objectives of this study were to assess the effectiveness of in-person training on enhancing knowledge about food allergies and improving self-confidence in preventing, recognizing, and treating food allergy reactions and to collect information about prior training and participation in response to food allergy incidents. A total of 4,818 individuals at 247 schools and community sites participated in the training program, which was delivered by a licensed registered nurse. Written evaluations, online surveys, and phone interviews were used to measure the impact including content retention, confidence, and behavior changes. The results of this study show that in-person training can increase participant's knowledge about food allergies and improve self-confidence in preventing, recognizing, and treating allergic reactions and that these gains were sustained over time. © The Author(s) 2014.
New ideas in asthma and allergy research: creating a multidisciplinary graduate school
Björkstén, Bengt; Graninger, Göran; Ekman, Gunilla Jacobsson
2003-01-01
The spring term of 2001 saw the start of a new, unique graduate research training program at the Centre for Allergy Research at the Karolinska Institutet in Stockholm, Sweden. The program was created to bridge the gaps between basic, clinical, social, and behavioral sciences and to establish a global approach to the study of asthma and allergy. A reflection, two years on, discusses the strategies that are key to this model’s success and the challenges in introducing a multidisciplinary research program. PMID:12975463
Ruiz-Baqués, A; Contreras-Porta, J; Marques-Mejías, M; Cárdenas Rebollo, J M; Capel Torres, F; Ariño Pla, M N; Zorrozua Santisteban, A; Chivato, T
2018-01-01
The increasing prevalence of food allergy affects both patients and their families. Objective: The aim of this study was to evaluate the impact of an online educational program designed for parents and caregivers of children with food allergies. The program was developed by a multidisciplinary group comprising health care professionals, researchers, and expert patients under the participatory medicine model. Participants took a 2-week online educational program covering major topics in food allergy management. General knowledge about the disease, symptoms, treatment, and topics relevant to families' daily lives were evaluated. The contents included educational videos, online forums, and live video chats. A pretest/posttest questionnaire survey was used to evaluate the impact of the program. A total of 207 participants enrolled in the educational program, which was completed by 130 (62.8%). Knowledge acquisition improved significantly following participation in the program in 15 out of 30 items (50%), reaching P<.001 for 8 items (26.7%). Of the 207 participants who started the program, 139 (67.1%) visited online forums, and 27.5% attended video chats. Average overall satisfaction with the educational program was 8.78 (on a scale of 0 to 10). The results obtained show that parents improved their knowledge in all areas of food allergy. The high level of satisfaction among participants suggests that digital learning tools are effective and motivational, enabling patients to acquire appropriate knowledge and thus increasing their quality of life.
Blumenthal, Kimberly G; Shenoy, Erica S; Hurwitz, Shelley; Varughese, Christy A; Hooper, David C; Banerji, Aleena
2014-01-01
Inpatient providers have varying levels of knowledge in managing patients with drug and/or penicillin (PCN) allergy. Our objectives were (1) to survey inpatient providers to ascertain their baseline drug allergy knowledge and preparedness in caring for patients with PCN allergy, and (2) to assess the impact of an educational program paired with the implementation of a hospital-based clinical guideline. We electronically surveyed 521 inpatient providers at a tertiary care medical center at baseline and again 6 weeks after an educational initiative paired with clinical guideline implementation. The guideline informed providers on drug allergy history taking and antibiotic prescribing for inpatients with PCN or cephalosporin allergy. Of 323 unique responders, 42% (95% CI, 37-48%) reported no prior education in drug allergy. When considering those who responded to both surveys (n = 213), we observed a significant increase in knowledge about PCN skin testing (35% vs 54%; P < .001) and loss of PCN allergy over time (54% vs 80%; P < .0001). Among those who reported attending an educational session (n = 62), preparedness to determine if an allergy was severe significantly improved (77% vs 92%; P = .03). Other areas, including understanding absolute contraindications to receiving a drug again and PCN cross-reactivity with other antimicrobials, did not improve significantly. Inpatient providers have drug allergy knowledge deficits but are interested in tools to help them care for inpatients with drug allergies. Our educational initiative and hospital guideline implementation were associated with increased PCN allergy knowledge in several crucial areas. To improve care of inpatients with drug allergy, more research is needed to evaluate hospital policies and sustainable educational tools. Copyright © 2014 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Baruah, Bhaskarjyoti; Kumar, Tarun; Das, Prasenjit; Thakur, Bhaskar; Sreenivas, Vishnubatla; Ahuja, Vineet; Gupta, Siddhartha Datta; Makharia, Govind K
2017-09-01
Eosinophilic esophagitis (EoE) is being recognized increasingly all over the globe; Indian data is however sparse. We screened patients with symptoms of gastroesophageal reflux disease (GERD) for presence of EoE in them. Consecutive patients with symptoms suggestive of GERD underwent gastroduodenoscopy and esophageal biopsies, obtained from both the upper esophagus (5 cm below the upper esophageal sphincter) and lower esophagus (5 cm above gastroesophageal junction), as well as from any other endoscopically visible abnormal mucosa. Demographic and clinical characteristics, endoscopic findings, peripheral blood eosinophilic count, and history of use of proton-pump inhibitors (PPIs) were analyzed. Stool examination was done to rule out parasitoids. EoE was diagnosed if number of mucosal eosinophil infiltrate was >20 per high-power field. In the latter, Warthin-Starry stain was performed to rule out presence of H elicobacter pylori. Of 190 consecutive patients with symptoms of GERD screened, esophageal biopsies were available in 185 cases. Of them, 6 had EoE, suggesting a prevalence of 3.2% among patients with GERD. On univariate analysis, history of allergy, non-response to PPI, and absolute eosinophil counts and on multivariable analysis, history of allergy and no response to PPIs were significant predictors of EoE. Presence of EOE did not correlate with severity of reflux symptoms. In this hospital-based study from northern part of India, prevalence of EoE in patients with GERD was 3.2%. EoE should be considered as a diagnostic possibility, especially in those with history of allergy, no-response to PPI, and absolute eosinophil count of ≥250/cumm.
Kosisky, Susan E; Marks, Mariko S; Yacovone, Margaret A; Nelson, Michael R
2011-09-01
Local aeroallergen monitoring provides useful information for the atopic patient and medical community. Currently, National Allergy Bureau (NAB) ranges are used for reporting pollen count levels in the Washington, DC, area. To determine standard range criteria (low, moderate, high, and very high) for the reporting of specific tree, grass, and weed aeroallergens representative of the Washington, DC, metropolitan region. Atmospheric sampling for pollen aeroallergens was performed using a volumetric rotating-arm impaction sampler (model 40 Rotorod, SDI Company, Plymouth Meeting, PA). The cumulative pollen count, over a 12-year period (1998-2009), was determined for specific pollen aeroallergens. Local ranges were developed using methodology previously employed to determine NAB ranges. A comparison was made between NAB and Washington, DC, area ranges. The local median count, and low and moderate range criteria, are markedly lower than NAB range counts for tree, grass, and weed pollen. The NAB 99th percentile (high) count is significantly higher for grass and weed pollen but lower for tree pollen. Using new local range criteria, an increase was seen in the number of high days recorded for weed pollen (1,300%), grass pollen (258.6%), and tree pollen (11.8%). Previously, using NAB range criteria, no very high days were reported for grass and weed pollen over the 12-year period. Washington, DC, ranges establish more relevant reporting standards for our local patient population and will allow for comparison with reporting levels developed for sampling locations nationwide as well as with other regional sites. Copyright © 2011 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
ERIC Educational Resources Information Center
Wahl, Ann; Stephens, Hilary; Ruffo, Mark; Jones, Amanda L.
2015-01-01
With the dramatic increase in the incidence of food allergies, nurses and other school personnel are likely to encounter a child with food allergies. The objectives of this study were to assess the effectiveness of in-person training on enhancing knowledge about food allergies and improving self-confidence in preventing, recognizing, and treating…
The 30th anniversary of the American Board of Allergy and Immunology: then and now.
Des Prez, L; Reed, C E; Schwartz, L B; Yunginger, J W
2001-04-01
Thirty years ago the Allergy Subspecialty Boards of the American Board of Pediatrics (ABP) and the American Board of Internal Medicine (ABIM) merged to form the American Board of Allergy and Immunology (ABAI). The ABAI mission was to: establish qualifications and examine physician candidates for certification as specialists in allergy and immunology; serve the public, physicians, hospitals, and medical schools by providing the names of physicians certified by the Board; assist educational and professional organizations to improve the quality of care and availability of allergists to deliver such care, to establish and improve standards for the teaching of allergy and immunology, to establish standards for training programs, and to encourage development of increased opportunities for training of physicians interested in allergy and immunology. This mission statement has guided the activities of the Board ever since by providing a strong focus on the 2 major responsibilities: examining and certifying candidates in a fair objective way, and setting standards for the content and conduct of training programs.
77 FR 53206 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
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2012-08-31
...). Contact Person: Maryam Feili-Hariri, Ph.D., Scientific Review Officer, Immunology Review Branch... Feili-Hariri, Ph.D., Scientific Review Officer, Immunology Review Branch, Scientific Review Program....gov . (Catalogue of Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology, and...
Martins, Catarina; Lima, Jorge; Nunes, Glória; Borrego, Luís Miguel
2016-12-01
Maternal atopy is a risk factor for allergy. B cells are poorly studied in reproduction and atopy. We aimed to assess how pregnancy affects B cells in atopic women and whether B cells relate to allergic manifestations in offspring. Women with and without atopic asthma, pregnant and non-pregnant were enrolled for the study, and circulating B cells were evaluated by flow cytometry, using CD19, CD27, CD38, IgD, and IgM. Compared to healthy non-pregnant, atopic asthmatic non-pregnant (ANP) women presented increased B cell counts, enlarged memory subsets, less transitional cells, and plasmablasts. Atopic asthmatic pregnant (AP) and healthy pregnant (HP) women showed similarities: reduced B cell counts and percentages, fewer memory cells, especially switched, and higher plasmablast percentages. Transitional B cell percentages were increased in AP women with allergic manifestations in their progeny. Atopic asthmatic non-pregnant women have a distinctive B cell compartment. B cells change in pregnancy, similarly in AP and HP women. The recognition that AP women with allergy in their progeny have a typical immune profile may help, in the future, the adoption of preventive measures to avoid the manifestation of allergic diseases in their newborns. © 2016 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
77 FR 72366 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-10-12
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2011-07-15
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2011-12-27
... DEPARTMENT OF HEALTH AND HUMAN SERVICES National Institutes of Health National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting Pursuant to section 10(d) of the Federal... Program Nos. 93.855, Allergy, Immunology, and Transplantation Research; 93.856, Microbiology and...
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2012-05-21
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78 FR 13360 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-02-27
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2013-11-15
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75 FR 29353 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-05-25
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75 FR 76474 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-12-08
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77 FR 13347 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2012-03-06
... DEPARTMENT OF HEALTH AND HUMAN SERVICES National Institutes of Health National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting Pursuant to section 10(d) of the Federal... Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation Research; 93.856...
78 FR 64510 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-10-29
... DEPARTMENT OF HEALTH AND HUMAN SERVICES National Institutes of Health National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting Pursuant to section 10(d) of the Federal..., [email protected] . (Catalogue of Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology...
78 FR 71628 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-11-29
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78 FR 19276 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-03-29
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75 FR 10295 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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75 FR 4094 - National Institute of Allergy And Infectious Diseases; Notice of Closed Meetings
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2010-01-26
...). Contact Person: Edward W. Schroder, PhD, Chief, Microbiology Review Branch, Scientific Review Program...). Contact Person: Edward W. Schroder, PhD, Chief, Microbiology Review Branch, Scientific Review Program....855, Allergy, Immunology, and Transplantation Research; 93.856, Microbiology and Infectious Diseases...
Ceppi, Francesco; Rivers, Julie; Annesley, Colleen; Pinto, Navin; Park, Julie R; Lindgren, Catherine; Mgebroff, Stephanie; Linn, Naomi; Delaney, Meghan; Gardner, Rebecca A
2018-06-01
The first step in the production of chimeric antigen receptor T cells is the collection of autologous T cells using apheresis technology. The procedure is technically challenging, because patients often have low leukocyte counts and are heavily pretreated with multiple lines of chemotherapy, marrow transplantation, and/or radiotherapy. Here, we report our experience of collecting T lymphocytes for chimeric antigen receptor T-cell manufacturing in pediatric and young adult patients with leukemia, non-Hodgkin lymphoma, or neuroblastoma. Apheresis procedures were performed on a COBE Spectra machine using the mononuclear cell program, with a collection target of 1 × 10 9 total mononuclear cells per kilogram. Data were collected regarding preapheresis and postapheresis blood counts, apheresis parameters, products, and adverse events. Ninety-nine patients (ages 1.3-25.7 years) and 102 apheresis events were available for analysis. Patients underwent apheresis at a variety of absolute lymphocyte cell counts, with a median absolute lymphocyte count of 944 cells/μL (range, 142-6944 cells/μL). Twenty-two patients (21.6%) had absolute lymphocyte counts less than 500 cells/μL. The mononuclear cell target was obtained in 100% of all apheresis harvests, and chimeric antigen receptor T-cell production was possible from the majority of collections (94%). Mononuclear cell collection efficiency was 65.4%, and T-lymphocyte collection efficiency was 83.4%. Ten patients (9.8%) presented with minor adverse events during the 102 apheresis procedures, with one exception of a severe allergy. Mononuclear cell apheresis for chimeric antigen receptor T-cell therapy is well tolerated and safe, and it is possible to obtain an adequate quantity of CD3+ lymphocytes for chimeric antigen receptor T-cell manufacturing in heavily pretreated patients who have low lymphocyte counts. © 2018 AABB.
78 FR 34110 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-06-06
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Control of occupational asthma and allergy in the detergent industry.
Sarlo, Katherine
2003-05-01
To provide an overview of how a comprehensive preclinical, clinical, and industrial hygiene program has been successfully used to control allergy and asthma to enzymes used in the detergent industry. The author performed a PubMed and ToxLine search of English-language articles with the keywords enzymes, occupational allergy, occupational asthma, detergent, and detergent industry from January 1, 1995, to January 1, 2002. Scientific meeting abstracts, books, and industry association papers on allergy and asthma in the detergent industry were also reviewed. In addition, the practical experience of one major detergent company was included in the review. All published work on this topic was reviewed, and the work that discussed the key highlights of control of occupational allergy and asthma to enzymes used in the detergent industry was selected for this review. The detergent industry has developed guidelines for the safety assessment of enzymes, control of exposure to enzymes, and medical surveillance of enzyme-exposed workers. Because of these guidelines, occupational allergy and asthma to enzymes used in the detergent industry have become uncommon events. Cases of disease have been documented in some manufacturing sites that have had poor adherence to the guidelines. Those manufacturing sites that have adhered to the guidelines have had few cases of allergy and asthma to enzymes among exposed workers. A review of medical data from these sites has shown that workers who have developed IgE antibody to enzymes can continue to work with enzymes and remain symptom free. Occupational allergy and asthma to enzymes used in the detergent industry have been successfully controlled via the use of preclinical, clinical, and industrial hygiene safety programs designed to minimize sensitization to enzymes and development of disease. The basic principles of these programs can be applied to other industries where occupational allergy and asthma to proteins are common.
Marshall, Gailen D
2007-04-01
The American Academy of Allergy, Asthma & Immunology has tracked the US allergy/immunology physician workforce (AIPW) over the past 3 decades by funding 2 workforce surveys (1999, 2004). Results have demonstrated both accomplishments of and challenges for the US AIPW. Accomplishments include increases in diversity (25% women in 2004, 20% in 1999, 10% in 1989; 6% underrepresented minorities in 2004, 5% in 1999), 95% of AIPW has completed an allergy/immunology (A/I) training program, and 91% are American Board of Allergy and Immunology (a conjoint board of the American Board of Internal Medicine and the American Board of Pediatrics)-certified (90% in 1999). Training positions and program numbers are slowly increasing, and numbers of new graduates from accredited A/I programs have also increased. We are seeing patients with more complex allergic and immune diseases and giving less allergen immunotherapy. Personal, professional, and economic satisfaction is increasing. Challenges relate primarily to diminishing practitioner supply (4245 in 2004 vs 4356 in 1999) amid growing US population demand. The AIPW is gradually aging (the average age is 53 years in 2004, compared with 51 years in 1999) and working longer before retiring. The combination of job satisfaction, the high demand for A/I services, and the large number of fellowship applicants all support expanding the supply of trained allergists/immunologists.
Outcomes of a natural rubber latex control program in an Ontario teaching hospital.
Tarlo, S M; Easty, A; Eubanks, K; Parsons, C R; Min, F; Juvet, S; Liss, G M
2001-10-01
Allergy to natural rubber latex (NRL) has been frequently reported in health care workers. However, there is little published evidence of the outcome of hospital intervention programs to reduce exposure and detect cases of sensitization early. This study assesses the effects of intervention to reduce NRL allergy in an Ontario teaching hospital with approximately 8000 employees. A retrospective review assessed annual numbers of employees visiting the occupational health clinic, allergy clinic, or both for manifestations of NRL allergy compared with the timing of introduction of intervention strategies, such as worker education, voluntary medical surveillance, and hospital conversion to low-protein, powder-free NRL gloves. The number of workers identified with NRL allergy rose annually, from 1 in 1988 to 6 in 1993. When worker education and voluntary medical surveillance were introduced in 1994, a further 25 workers were identified. Nonsterile gloves were changed to low-protein, powder-free NRL gloves in 1995: Diagnoses fell to 8 workers that year, and 2 of the 3 nurses who had been off work because of asthma-anaphylaxis were able to return to work with personal avoidance of NRL products. With a change to lower protein, powder-free NRL sterile gloves in 1997, allergy diagnoses fell to 3, and only 1 new case was identified subsequently up to May 1999. No increased glove costs were incurred as a result of consolidated glove purchases. This program to reduce NRL allergy in employees was effectively achieved without additional glove costs while reducing expenses from time off work and workers' compensation claims.
Development of a food allergy education resource for primary care physicians
Yu, Joyce E; Kumar, Arvind; Bruhn, Christine; Teuber, Suzanne S; Sicherer, Scott H
2008-01-01
Background Food allergy is estimated to affect 3–4% of adults in the US, but there are limited educational resources for primary care physicians. The goal of this study was to develop and pilot a food allergy educational resource based upon a needs survey of non-allergist healthcare providers. Methods A survey was undertaken to identify educational needs and preferences for providers, with a focus on physicians caring for adults and teenagers, including emergency medicine providers. The results of the survey were used to develop a teaching program that was subsequently piloted on primary care and emergency medicine physicians. Knowledge base tests and satisfaction surveys were administered to determine the effectiveness of the educational program. Results Eighty-two physicians (response rate, 65%) completed the needs assessment survey. Areas of deficiency and educational needs identified included: identification of potentially life-threatening food allergies, food allergy diagnosis, and education of patients about treatment (food avoidance and epinephrine use). Small group, on-site training was the most requested mode of education. A slide set and narrative were developed to address the identified needs. Twenty-six separately enrolled participants were administered the teaching set. Pre-post knowledge base scores increased from a mean of 38% correct to 64% correct (p < 0.001). Ability to correctly demonstrate the use of epinephrine self injectors increased significantly. Nearly all participants (>95%) indicated that the teaching module increased their comfort with recognition and management of food allergy. Conclusion Our pilot food allergy program, developed based upon needs assessments, showed strong participant satisfaction and educational value. PMID:18826650
Update on Early Nutrition and Food Allergy in Children.
Lee, Sun Eun; Kim, Hyeyoung
2016-05-01
With growing evidence of an increase in the prevalence, food allergy has been emerged as a new public health problem. As treatment and management of food allergy remain challenging, more attention has been paid to the importance of prevention of food allergy. Although the exact mechanism of recent epidemic is not fully understood, it is suggested that nutritional exposure in early life may play an important role in food allergy development. The underlying hypothesis is that nutritional status or food exposure in the critical period of fetal development can affect the programming of immune system and modify the risk of immunologic reactions to foods in postnatal life. We review accumulating epidemiological studies to examine an association between nutritional exposure during pregnancy or early infancy and food allergy development in children. We also discuss recent advances in the studies of the genetic and epigenetic regulation of food allergy and evaluate the role of early nutrition in food allergy development to provide a new perspective on the prevention of food allergy.
Noval Rivas, Magali; Burton, Oliver T; Oettgen, Hans C; Chatila, Talal
2016-09-01
Food allergy is a major health issue, but its pathogenesis remains obscure. Group 2 innate lymphoid cells (ILC2s) promote allergic inflammation. However their role in food allergy is largely unknown. We sought to investigate the role of ILC2s in food allergy. Food allergy-prone mice with a gain-of-function mutation in the IL-4 receptor α chain (Il4raF709) were orally sensitized with food allergens, and the ILC2 compartment was analyzed. The requirement for ILC2s in food allergy was investigated by using Il4raF709, IL-33 receptor-deficient (Il1rl1(-/-)), IL-13-deficient (Il13(-/-)), and IL-4-deficient (Il4(-/-)) mice and by adoptive transfer of in vitro-expanded ILC2s. Direct effects of ILC2s on regulatory T (Treg) cells and mast cells were analyzed in coculture experiments. Treg cell control of ILC2s was assessed in vitro and in vivo. Il4raF709 mice with food allergy exhibit increased numbers of ILC2s. IL-4 secretion by ILC2s contributes to the allergic response by reducing allergen-specific Treg cell and activating mast cell counts. IL-33 receptor deficiency in Il4raF709 Il1rl1(-/-) mice protects against allergen sensitization and anaphylaxis while reducing ILC2 induction. Adoptive transfer of wild-type and Il13(-/-) but not Il4(-/-) ILC2s restored sensitization in Il4raF709 Il1rl1(-/-) mice. Treg cells suppress ILC2s in vitro and in vivo. IL-4 production by IL-33-stimulated ILC2s blocks the generation of allergen-specific Treg cells and favors food allergy. Strategies to block ILC2 activation or the IL-33/IL-33 receptor pathway can lead to innovative therapies in the treatment of food allergy. Copyright © 2016 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Silverberg, Jonathan I; Braunstein, Marc; Lee-Wong, Mary
2015-02-01
Climate factors and pollen counts may play a role in hay fever. We sought to determine the impact of specific climate factors and pollen counts on the US prevalence of hay fever and statewide variation in prevalence. We used a merged analysis of the 2007 National Survey of Children's Health from a representative sample of 91,642 children aged 0 to 17 years and the 2006-2007 National Climate Data Center and Weather Service measurements of relative humidity (%), indoor heating degree days, precipitation, Palmer Hydrological Drought Index, clear sky and issued ultraviolet indices, stratospheric ozone levels, and outdoor air temperature and National Allergy Bureau total pollen counts. Multivariate survey logistic regression models controlled for sex, race/ethnicity, age, household income, and birthplace. The US prevalence of hay fever in childhood was 18.0% (95% CI, 17.7% to 18.2%), with the highest prevalence in southeastern and southern states. Hay fever prevalence was significantly lower with second and third quartile mean annual relative humidity (logistic regression, P ≤ .01 for both), fourth quartile mean annual Palmer Hydrological Drought Index (P = .02), third and fourth quartile mean annual heating degree days (P < .0001 for both), and third and fourth quartile mean annual stratospheric ozone levels but increased with second, third, and fourth quartile mean annual temperature (P ≤ .02 for both), fourth quartile mean annual precipitation (P = .0007), mean total pollen counts (P = .01), and second, third, and fourth quartile issued ultraviolet index (P ≤ .0001 for all). Principal-component analysis was also used to determine the combined effects of correlated climate variables and pollen counts. This study provides evidence of the influence of climate on the US prevalence of childhood hay fever. Copyright © 2014 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Histopathologic findings in children diagnosed with cow's milk protein allergy.
Cervantes-Bustamante, R; Pedrero-Olivares, I; Toro-Monjaraz, E M; Murillo-Márquez, P; Ramírez-Mayans, J A; Montijo-Barrios, E; Zárate-Mondragón, F; Cadena-León, J; Cazares-Méndez, M; López-Ugalde, M
2015-01-01
Cow's milk protein allergy is the most common cause of food allergy. The challenge test, either open or doubled-blind with a placebo control, is regarded as the criterion standard. Endoscopy and histologic findings are considered a method that can aid in the diagnosis of this entity. The aim of this study was to describe the histopathologic findings in children suspected of cow's milk protein allergy that were seen at our hospital. A descriptive, observational study was conducted on 116 children clinically suspected of presenting with cow's milk protein allergy that were seen at the Department of Gastroenterology and Nutrition of the Instituto Nacional de Pediatría. Upper endoscopy and rectosigmoidoscopy with biopsies were performed and the findings were described. Of the 116 patients, 64 (55.17%) were girls and 52 (44.83%) were boys. The rectum was the site with the greatest presence of eosinophils per field in both groups, followed by the duodenum. In general, more than 15 eosinophils were found in 46% of the patients. Between 40 and 45% of the cases had the histologic criterion of more than 15 to 20 eosinophils per field and the rectosigmoid colon was the most affected site. Therefore, panendoscopy and rectosigmoidoscopy with biopsy and eosinophil count are suggested. Copyright © 2014 Asociación Mexicana de Gastroenterología. Published by Masson Doyma México S.A. All rights reserved.
Prevention of laboratory animal allergy.
Fisher, R; Saunders, W B; Murray, S J; Stave, G M
1998-07-01
Laboratory animal allergy (LAA) is a significant occupational hazard for workers in a number of research settings, including the pharmaceutical industry. Prevention of allergy and asthma is important because the illness can affect health and career. In a major pharmaceutical company, in an effort to prevent LAA, a comprehensive program to reduce exposure to environmental allergens was developed. The program included education, engineering controls, administrative controls, use of personal protective equipment, and medical surveillance. A prospective survey of five years of data was completed to determine the effect of the program on the prevalence and incidence of LAA. After instituting this program, we found that the prevalence of LAA ranged from 12%-22% and that the incidence was reduced to zero during the last two years of observation. We concluded that LAA is preventable through the implementation of a comprehensive effort to reduce exposure to allergens.
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2013-04-19
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2010-07-23
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2010-08-19
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2012-01-04
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2011-06-16
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2011-02-24
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... last 20 years, there has been a remarkable transformation in allergy treatments,” says Slater. “Kids used to ... Emergency Preparedness International Programs News & Events Training & Continuing Education Inspections & Compliance Federal, State & Local Officials Consumers Health ...
Asthma and food allergy management in Chicago Public Schools.
Gupta, Ruchi S; Rivkina, Victoria; DeSantiago-Cardenas, Lilliana; Smith, Bridget; Harvey-Gintoft, Blair; Whyte, Stephanie A
2014-10-01
This study aimed to characterize asthma and food allergy reporting and management in Chicago Public Schools. Demographic and health data for students who have asthma and food allergy were extracted from the Chicago Public Schools database. Demographic and geographic variability and the existence of school health management plans were analyzed, and multiple logistic regression models were computed. Home addresses were geocoded to create maps of case counts per community area. Approximately 18,000 asthmatic and 4000 food allergic students were identified. Of asthmatic students, 9.3% had a food allergy; of food allergic students, 40.1% had asthma. Asthma odds were significantly higher among black and Hispanic students (odds ratio [OR] = 2.3 and 1.3, respectively), whereas food allergy odds were significantly higher among black students (OR = 1.1; 95% confidence interval [CI], 1.0-1.3) and significantly lower among Hispanic students (OR = 0.8; 95% CI, 0.7-0.9). Only 24.3% of students who had asthma and 50.9% of students who had food allergy had a school health management plan on file. Odds of having a school health management plan were significantly higher among students with both conditions, but the likelihood of having a plan on file was significantly lower among racial/ethnic minority and low-income students, regardless of medical condition. Only 1 in 4 students who have asthma and half of food allergic students have health management plans in schools, with lower numbers among minority and low-income students. Improving chronic disease reporting and access to school health management plans is critical. Copyright © 2014 by the American Academy of Pediatrics.
Current status of managing food allergies in schools in Seoul, Korea.
Kim, Soyoung; Yoon, Jihyun; Kwon, Sooyoun; Kim, Jihyun; Han, Youngshin
2012-12-01
Recently the need to manage food allergies in schools has been growing. This study aimed to examine the current status of managing food allergies in schools in Seoul, Korea. A questionnaire survey was conducted in cooperation with the School Dietician Association during April 2009. Among the participating 154 schools, a total of 109 (71%) were determining students' food allergy status through parental surveys based on self-reported food allergies. A total of 72 (47%) had experienced student visits to a school health room due to food allergies within one year before the survey. Over 80 percent of the schools relied on self-care only without any school-wide measures for food allergies in place. Among the 890 menu items most frequently served in school lunch programs, a total of 664 (75%) were found to contain more than one food allergen. It is highly suggested that preventive plans and treatment measures should be established to manage food allergies in schools.
78 FR 78984 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-12-27
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77 FR 48165 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
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2012-08-13
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78 FR 24761 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-04-26
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American Academy of Allergy, Asthma, and Immunology
... Life Spectrum of Asthma Meeting School-based Asthma Management Program – (SAMPRO TM ) This central resource focuses on ... endorse HR 2285, the School-Based Respiratory Health Management Act Read Practice Matters! Allergy, Asthma & Immunology Quality ...
75 FR 48978 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-08-12
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Nowosad, Jakub; Stach, Alfred; Kasprzyk, Idalia; Weryszko-Chmielewska, Elżbieta; Piotrowska-Weryszko, Krystyna; Puc, Małgorzata; Grewling, Łukasz; Pędziszewska, Anna; Uruska, Agnieszka; Myszkowska, Dorota; Chłopek, Kazimiera; Majkowska-Wojciechowska, Barbara
The aim of the study was to create and evaluate models for predicting high levels of daily pollen concentration of Corylus , Alnus , and Betula using a spatiotemporal correlation of pollen count. For each taxon, a high pollen count level was established according to the first allergy symptoms during exposure. The dataset was divided into a training set and a test set, using a stratified random split. For each taxon and city, the model was built using a random forest method. Corylus models performed poorly. However, the study revealed the possibility of predicting with substantial accuracy the occurrence of days with high pollen concentrations of Alnus and Betula using past pollen count data from monitoring sites. These results can be used for building (1) simpler models, which require data only from aerobiological monitoring sites, and (2) combined meteorological and aerobiological models for predicting high levels of pollen concentration.
Perezabad, Laura; López-Abente, Jacobo; Alonso-Lebrero, Elena; Seoane, Elena; Pion, Marjorie; Correa-Rocha, Rafael
2017-05-01
Cow's milk protein allergy (CMPA) is the most common food allergy in infants. However, little is known about which specific immune mechanisms are related with the CMPA onset. The objective was to investigate which immune alterations constitute differential factors between allergy and tolerance, and hence could be implicated in the CMPA establishment in infants. An extensive analysis of immune subsets, including Treg and cytokine-secreting cells was performed in blood samples from 28 infants younger than 9 mo obtained 1-4 d after the first adverse reaction to milk. Less than 4 d after first allergic reaction, infants who developed CMPA had decreased Treg counts and increased frequency of IL4-secreting CD4 T cells compared to controls. The deficit of Tregs was correlated with decreased serum levels of vitamin D. Values of Tregs, IL4-secreting cells and vitamin D were good predictors of CMPA diagnosis. Basal vitamin D levels in CMPA infants also predicted those CMPA patients developing spontaneous tolerance in the first year. Establishment of CMPA in infants was related with lower Treg and vitamin D levels. These immune alterations would be crucial factors behind the CMPA establishment and they could constitute a therapeutic target for treatment of CMPA.
2010-01-01
Laboratory of Parasitic Diseases. National Institute of Allergy and Infectious Dis- eases, National Institutes of Health, Bethesda. MD 20892; ’Navy Medical...23, 2010. This work was supported by the Intramural Research Program of lhe National In- stitutes of Health, National Institute of Allergy and...National lnlltitute of Allergy and Infectious Diseases, National Institutes of Health, Depanment of Health and Human Services, 50 South Drive, Room
76 FR 27069 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2011-05-10
..., Immunology and Transplantation (R24).'' Date: May 31, 2011. Time: 2 p.m. to 4 p.m. Agenda: To review and... Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation Research; 93.856, Microbiology and...
77 FR 61009 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2012-10-05
..., Immunology & Transplantation. Date: October 25, 2012. Time: 1:00 p.m. to 5:00 p.m. Agenda: To review and... Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation Research; 93.856, Microbiology and...
Meng, Shan-Shan; Gao, Rong; Yan, Bing-di; Ren, Jin; Wu, Fei; Chen, Peng; Zhang, Jie; Wang, Li-Fang; Xiao, Yuan-Ming; Liu, Jing
2016-09-20
Maternal allergic disease history and impaired regulatory T-cells (Tregs) are critical risk factors for allergy development in children. However, the mechanisms that underlie these risk factors remain poorly defined. Therefore, the aim of this study was to assess whether maternal allergies affect the Tregs of offspring and lead to allergy development in childhood. A total of 332 mothers of healthy newborns (234 from no allergic mothers, 98 from allergic mothers) were recruited to this study. Detailed questionnaires were administered yearly to determine the allergy status of the mothers and the newborns from birth to 3 years of age. Cord blood samples obtained at the time of birth were analysed for Treg counts, as well Treg activity, based on their response to Toll-like receptor (TLR) stimuli such as lipid A (LPA) and peptidoglycans (PPG). Surface markers, associated genes, suppressive capacity, and cytokine levels of Tregs were also measured. Possible correlations between Treg activity and maternal or neonate allergies were assessed. In addition, environmental microbial content and other known risk factors for allergies were measured. Cord blood mononuclear cells (CBMCs) from offspring with allergic mothers showed fewer CD4(+)CD25(+)FOXP3(+) T cells, lower expression levels of associated genes, and reduced cytokine production of interleukin (IL)-10 and interferon-γ (P < 0.05), especially via the PPG-TLR2 pathway. Suppression of effector T cells by Tregs from children of mothers with allergies was impaired, especially IL-13 production by Type 2 T helper (Th2) cells (P = 0.026). Children who developed allergies in the first 3 years of life had lower numbers of CD4(+)CD25(+)FOXP3(+) T cells and reduced FOXP3 expression and IL-10 production as newborns (P < 0.05). Maternal allergic background was identified as a risk factor for allergy development in the children (Odds ratio (OR) = 2.46, 95 % CI = 1.05-5.79); while declining Treg numbers, IL-10 production, and FOXP3 expression in neonates (PPG and LPA stimulated) were identified as independent risk factors for allergic diseases in offspring at 3 years of age after adjusting for maternal allergic history and environmental factors (P < 0.05). Maternal allergy correlated with impaired Tregs in neonates, and this could enhance the susceptibility of offspring to allergic diseases in early childhood due to an imbalance of Th1 and Th2 cells.
Food allergy and asthma morbidity in children.
Simpson, Alyson B; Glutting, Joe; Yousef, Ejaz
2007-06-01
Coexisting food allergy and asthma is a significant problem in the pediatric population. Studies have looked at the association between food sensitization and asthma severity. It is unknown whether specific food allergies are associated with increased asthma morbidity. We studied the independent effect that allergy to egg, milk, fish, and peanut has on the number of hospitalizations and courses of systemic steroids in children with asthma. We performed a medical record review to evaluate the effect food allergy to egg, fish, peanut, and milk has on asthma morbidity. We reviewed the records of 201 children aged 3 months to 14 years with the diagnosis of asthma (ICD-9 codes 493.90, 493.91, and 493.92), of which 88 had coexistent food allergy. All children in the food allergy group had food-specific IgE concentrations greater than the 95% positive predictive value. We compared the rate of hospitalizations and use of systemic steroids between children with asthma and food allergies and those without coexisting food allergy using direct-entry, multiple regression analysis. Patients were adjusted for the severity of their asthma based on symptoms documented at their first visit to the allergist according to the National Asthma Education and Prevention Program guidelines and presence of environmental allergy, eczema, smoke exposure, and gastroesophageal reflux. Peanut and milk allergies were both associated with increased number of hospitalizations (P=0.009, 0.016), and milk allergy was associated with increased use of systemic steroids (P=0.001). Peanut and milk allergies were associated with increased hospitalization and steroid use and may serve as early markers for increased asthma morbidity. (c) 2007 Wiley-Liss, Inc.
Pediatric allergy and immunology in Spain.
Nieto, Antonio; Mazon, Angel; Martin-Mateos, Maria Anunciacion; Plaza, Ana-Maria; Garde, Jesus; Alonso, Elena; Martorell, Antonio; Boquete, Manuel; Lorente, Felix; Ibero, Marcel; Bone, Javier; Pamies, Rafael; Garcia, Juan Miguel; Echeverria, Luis; Nevot, Santiago; Martinez-Cañavate, Ana; Fernandez-Benitez, Margarita; Garcia-Marcos, Luis
2011-11-01
The data of the ISAAC project in Spain show a prevalence of childhood asthma ranging from 7.1% to 15.3%, with regional differences; a higher prevalence, 22.6% to 35.8%, is described for rhinitis, and atopic dermatitis is found in 4.1% to 7.6% of children. The prevalence of food allergy is 3%. All children in Spain have the right to be visited in the National Health System. The medical care at the primary level is provided by pediatricians, who have obtained their titles through a 4-yr medical residency training program. The education on pediatric allergy during that period is not compulsory and thus very variable. There are currently 112 certified European pediatric allergists in Spain, who have obtained the accreditation of the European Union of Medical Specialist for proven skills and experience in pediatric allergy. Future specialists in pediatric allergy should obtain their titles through a specific education program to be developed in one of the four accredited training units on pediatric allergy, after obtaining the title on pediatrics. The Spanish Society of Pediatric Allergy and Clinical Immunology (SEICAP) gathers over 350 pediatric allergists and pediatricians working in this field. SEICAP has a growing activity including yearly congresses, continued education courses, elaboration of technical clinical documents and protocols, education of patients, and collaboration with other scientific societies and associations of patients. The official journal of SEICAP is Allergologia et Immunophatologia, published every 2 months since 1972. The web site of SEICAP, http://www.seicap.es, open since 2004, offers information for professionals and extensive information on pediatric allergic and immunologic disorders for the lay public; the web site is receiving 750 daily visits during 2011. The pediatric allergy units are very active in clinical work, procedures as immunotherapy or induction of oral tolerance in food allergy, contribution to scientific literature, and collaboration in international projects. © 2011 John Wiley & Sons A/S.
Genetics of Eosinophilic Esophagitis
2011-03-01
cellular content (total cells, left panel, and differential cell counts , right panel) in bronchoalveolar lavage fluid (BALF) in IL-21R-/- mice compared...group (30%) had multiple sensitivities to foods and pollens (GM total IgE 285 IU/ ml). Tests for IgE to carbohydrate antigens were negative in all...those with multiple pollen allergies. The frequent occurrence of multiple associated sensitivities to grains, legumes, molds, and pollens suggests that
Untersmayr, Eva; Schöll, Isabella; Swoboda, Ines; Beil, Waltraud J; Förster-Waldl, Elisabeth; Walter, Franziska; Riemer, Angelika; Kraml, Georg; Kinaciyan, Tamar; Spitzauer, Susanne; Boltz-Nitulescu, George; Scheiner, Otto; Jensen-Jarolim, Erika
2003-09-01
Digestible proteins were supposed to be irrelevant for oral sensitization and induction of food allergy. Approximately 10% of the adult population uses antacids for the treatment of dyspeptic disorders, drugs that hinder peptic digestion. In these patients, proteins that are normally degradable might act as food allergens. We aimed to study the influence of antacid intake on the allergenicity of dietary proteins, taking sturgeon caviar and parvalbumin, the major fish allergen, as examples. Caviar proteins and recombinant parvalbumin from carp, rCyp c 1, were applied for intragastric feedings with or without the antacids sucralfate, ranitidine or omeprazole, using a Balb/c mouse model. Both caviar proteins and parvalbumin were rapidly degraded in an in vitro digestion assay at pH 2.0, but not at pH 5.0, imitating the effect of antacids. The groups fed with caviar in combination with ranitidine hydrochloride intramuscularly or sucralfate orally had significant levels of caviar-specific IgE antibodies (P <.01), T-cell reactivity, and elevated counts of gastrointestinal eosinophils and mast cells. Food allergy in these groups was further evidenced by oral provocation tests and positive immediate-type skin reactivity. In contrast, feedings with caviar alone led to antigen-specific T-cell tolerance. None of the groups showed immune reactivity against the daily mouse diet. As a proof of the principle, feeding mice with parvalbumin in combination with ranitidine or omeprazole intramuscularly induced allergen-specific IgE antibodies (P <.05). When antacid medication impairs the gastric digestion, IgE synthesis toward novel dietary proteins is promoted, leading to food allergy.
Feline dermatology at Cornell University: 1407 cases (1988-2003).
Scott, Danny W; Miller, William H; Erb, Hollis N
2013-04-01
Medical records of 1407 cats with dermatologic diagnoses made at Cornell University teaching hospital from 1988 to 2003 were tabulated. We expressed the diagnoses as counts, percentages of the cats with dermatologic disease (1407) and percentages of all cats seen at the university hospital (22,135) during the same period. A total of 1887 diagnoses were made in the 1407 cats. We compared the age, sex and breed group of our cases with all those 22,135 cats in ('1-by-c') χ(2) tests in which the hospital population was considered a standard (rather than a 'sample'). The 10 most common dermatoses, their counts, and the proportions of dermatologic diagnoses and of the total cat population that the cats with these dermatoses represented were: allergy (298; 15.8%; 1.35%), atopic dermatitis (194; 10.3%; 0.88%), bacterial folliculitis/furunculosis (189; 10.0%; 0.85%), otodectic mange (115; 6.1%; 0.52%), flea infestation (99; 5.2%; 0.45%), feline acne (74; 3.9%; 0.33%), flea-bite allergy (70; 3.7%; 0.32%), cutaneous adverse drug reaction (56; 3.0%; 0.25%), idiopathic eosinophilic-granuloma complex (55; 2.9%; 0.25%) and abscess (51; 2.7%; 0.23%). Allergies of all types, combined, accounted for 32.7% of all the feline dermatoses. Relative to the standard of the total hospital population, cats <2 years old and females (both intact and spayed) were significantly under-represented (all P≤0.001) in the dermatologic case series. In contrast, Himalayans (compared with domestic short- or longhair, Persian, Siamese and other breeds) and males (both intact and neutered) were significantly over-represented (all P ≤0.001).
75 FR 14605 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2010-03-26
... DEPARTMENT OF HEALTH AND HUMAN SERVICES National Institutes of Health National Institute of... Infectious Diseases Special Emphasis Panel; Non-Human Primate Heart/Lung Transplantation Tolerance. Date... Federal Domestic Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation Research; 93.856...
76 FR 30373 - National Institute of Allergy and Infectious Diseases; Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2011-05-25
... Allergy and Infectious Diseases; Meeting Notice of Closed Meeting Pursuant to section 10(d) of the Federal... Infectious Diseases Special Emphasis Panel; NIAID Investigator Initiated Program Project Applications (P01... Research; 93.856, Microbiology and Infectious Diseases Research, National Institutes of Health, HHS) Dated...
75 FR 3472 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2010-01-21
... clearly unwarranted invasion of personal privacy. Name of Committee: Microbiology, Infectious Diseases and AIDS Initial Review Group; Microbiology and Infectious Diseases B Subcommittee. Date: February 11-12... Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation Research; 93.856, Microbiology and...
75 FR 26760 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2010-05-12
... clearly unwarranted invasion of personal privacy. Name of Committee: Microbiology, Infectious Diseases and AIDS Initial Review Group; Microbiology and Infectious Diseases Research Committee. Date: June 17, 2010... Assistance Program Nos. 93.855, Allergy, Immunology, and Transplantation Research; 93.856, Microbiology and...
[Clinical symptoms and immunology inspection characteristics of nasal cavity local allergy].
Yin, Z X; Zhu, Y; Zhai, X; Zhang, J L; Liu, G
2017-08-05
Objective: To investigate the clinical symptoms and immunology inspection characteristics of nasal cavity local allergy. Method: Selected 60 patients as observation group, who had only nasal local allergy symptoms, allergen skin prick test and serum allergen specific IgE (SIgE) test were negative, 40 allergic rhinitis (AR) patients and 40 healthy volunteers as control groups. To detect Symptom scores and VAS scores, and eosinophilia counts in venous blood, allergen skin prick test (SPT), serum allergen SIgE test, nasal secretions allergen SIgE test, nasal mucous membrane excitation test in both observation group and AR group, eosinophilia counts in nasal secretion, taked the data for statistical analysis. Result: There was no difference ( P > 0.05) in the symptom scores and VAS scores of observation group and the AR group. The eosinophilia counts in venous blood in the AR group were higher than in the observation group ( P < 0.05). The eosinophilia counts in venous blood in the observation group were higher than in the healthy volunteers group ( P < 0.05). The positive rate of nasal secretions dust mites and pollen allergen was 90% (54/60) in observation group. There was no significant difference ( P > 0.05) in the eosinophilia percentages in nasal secretion in the observation group and the AR group. There was significant difference ( P < 0.05) in the eosinophilia percentages in nasal secretion in the observation group and the healthy volunteers group. There were 6 patients in observation group whose nasal secretions allergen SIgE test and nasal mucous membrane excitation test were both negative, could be diagnosised as non-allergic rhinitis (NAR). According to eosinophilia counts in venous blood and nasal secretions, 4 patients were diagnosised as vasomotor rhinitis and 2 patients were diagnosised as NAR with eosinophilia syndrome. There were 54 patients in observation group whose nasal secretions allergen SIgE test and (or) nasal mucous membrane excitation test were positive, could be diagnosised as local allergic rhinitis. After three years, all of the observation group patients were detected with SPT and serum allergen SIgE test. Five patients diagnosed as local allergic rhinitis before three years were positive. Six patients diagnosed as NAR before three years were negative. Conclusion: For patients with the typical medical history and symptoms of AR, but allergen SPT and serum allergen SIgE test were negative, there was local specific hypersensitivity in nasal mucosa, but the reaction was not accompanied by systemic sensitization. Combined with nasal secretions allergen SIgE test or allergen nasal mucosa proocation tests positive, could be diagnosed as local allergic rhinitis. Copyright© by the Editorial Department of Journal of Clinical Otorhinolaryngology Head and Neck Surgery.
Potential Negative Effects of Antimicrobial Allergy Labelling on Patient Care: A Systematic Review.
Wu, Julie Hui-Chih; Langford, Bradley J; Schwartz, Kevin L; Zvonar, Rosemary; Raybardhan, Sumit; Leung, Valerie; Garber, Gary
2018-01-01
Antimicrobial allergy labels, either self-reported or placed in a patient's medical record, are common, but in many cases they are not associated with a true immunoglobulin E-mediated allergic response. To assess the impact of antimicrobial allergy labels on antimicrobial prescribing, resource utilization, and clinical outcomes. The MEDLINE, Embase, CINAHL, and Scopus electronic databases were searched for the period 1990 to January 2016. Controlled studies with the objective of assessing antimicrobial prescribing, resource utilization, and/or clinical outcomes associated with antimicrobial allergy labels were included. The search identified 560 unique citations, of which 7 articles met the inclusion criteria. One additional article identified by an expert in the field was also included. Four of the identified papers were limited to penicillin or other β-lactam allergies. Six studies noted differences in antibiotic selection between patients with allergy labels and those without such labels. Broader-spectrum or second-line agents (e.g., vancomycin, clindamycin, and fluoroquinolones) were more commonly prescribed for patients with penicillin allergy labels. Antibiotic therapy costs were significantly higher for patients with allergy labels than for those without. The impact of allergy labels on clinical outcomes was mixed. One study indicated a longer length of hospital stay, 2 studies reported higher readmission rates, and 1 study reported a higher rate of antibiotic-resistant organisms for patients with allergy labels. Most of the available literature is limited to penicillin or β-lactam allergy. The growing body of knowledge supports the concept that β-lactam allergy labels are not benign and that labelling in the absence of a true allergy has a negative effect on patient care. Allergy labelling appears to be associated with suboptimal antibiotic selection, greater treatment costs, prolonged length of stay, greater readmission rates, and higher prevalence of antibiotic-resistant organisms. There is an opportunity for antimicrobial stewardship programs to implement systematic allergy verification to optimize antimicrobial therapy and improve patient care.
Pollen and mold exposure impairs the work performance of employees with allergic rhinitis.
Kessler, R C; Almeida, D M; Berglund, P; Stang, P
2001-10-01
Although quality of life studies suggest that allergic rhinitis has a substantial impact on work impairment, national survey estimates of the magnitude of this impairment have varied widely. Retrospective recall bias is likely to be a major cause of this variability. This study used a nationally representative daily diary sample to obtain prospective data that improve on previous estimates of the work impairment because of allergic rhinitis. The MacArthur Foundation National Survey of Daily Experience is a daily diary survey that included a nationally representative subsample of 739 employed people, each of whom provided daily reports on work performance for 1 randomly assigned week of the calendar year. National Allergy Bureau monitoring station data were merged with the survey data to study the association of time-space variation in pollen/mold exposure with impaired daily work quality and quantity. National Allergy Bureau pollen/mold counts are significantly related to work impairments only among respondents with self-reported allergic rhinitis. The average estimated monthly salary-equivalent work impairment costs associated with pollen/mold exposure for each allergy sufferer is between $109 and $156, with an annualized national projection of between $5.4 billion and $7.7 billion. The extent to which these costs can be recovered by increasing the proportion of allergy sufferers who are successfully treated remains unknown and can only be evaluated definitively in effectiveness trials.
78 FR 21961 - National Institute of Allergy And Infectious Diseases; Notice of Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2013-04-12
... DEPARTMENT OF HEALTH AND HUMAN SERVICES National Institutes of Health National Institute of Allergy And Infectious Diseases; Notice of Meeting Pursuant to section 10(a) of the Federal Advisory... Infectious Diseases Research, National Institutes of Health, HHS) Dated: April 8, 2013. David Clary, Program...
78 FR 27409 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2013-05-10
... Allergy and Infectious Diseases; Notice of Closed Meeting Pursuant to section 10(d) of the Federal... Infectious Diseases Special Emphasis Panel; NIAID Investigator Initiated Program Project Applications (P01... Transplantation Research; 93.856, Microbiology and Infectious Diseases Research, National Institutes of Health...
78 FR 314 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2013-01-03
... Allergy and Infectious Diseases; Notice of Closed Meeting Pursuant to section 10(d) of the Federal... Infectious Diseases Special Emphasis Panel, ``NIAID Investigator Initiated Program Applications (P01).'' Date... Transplantation Research; 93.856, Microbiology and Infectious Diseases Research, National Institutes of Health...
Effect of vitamin E-bonded dialyzer on eosinophilia in haemodialysis patients.
Kojima, Kenichiro; Oda, Kuniyoshi; Homma, Hitoshi; Takahashi, Kazushi; Kanda, Yoshiko; Inokami, Taketoshi; Uchida, Shunya
2005-09-01
Eosinophilia in haemodialysis patients probably results from allergy to haemodialysis-related materials, including dialyzer membranes. We examined the effects of vitamin E-bonded dialyzers on eosinophil counts in haemodialysis patients. We enrolled seven patients who were on regular haemodialysis and had sustained eosinophilia. White blood cell, eosinophil, CD4- and CD8-positive lymphocyte counts, and serum interleukin-5 (IL-5) and IgE levels were determined before, 2 and 4 weeks after switching to vitamin E-bonded dialyzers. Eosinophil and CD4-positive lymphocyte counts and serum IL-5 were significantly (P = 0.003, 0.003 and 0.031, respectively) decreased after switching to vitamin E-bonded dialyzers. CD8-positive lymphocyte counts and serum IgE levels were unaltered. Crossover tests in two cases reproduced the higher eosinophilia within 4 weeks after returning to the original non-vitamin E-bonded dialyzer. Vitamin E-bonded dialyzers may ameliorate eosinophilia through a mechanism mediated by a decrease in IL-5 secretion by CD4-positive lymphocytes.
NASA Astrophysics Data System (ADS)
Aira, María-Jesús; Rodríguez-Rajo, Francisco-Javier; Fernández-González, María; Seijo, Carmen; Elvira-Rendueles, Belén; Abreu, Ilda; Gutiérrez-Bustillo, Montserrat; Pérez-Sánchez, Elena; Oliveira, Manuela; Recio, Marta; Tormo, Rafael; Morales, Julia
2013-03-01
This paper provides an updated of airborne Alternaria spore spatial and temporal distribution patterns in the Iberian Peninsula, using a common non-viable volumetric sampling method. The highest mean annual spore counts were recorded in Sevilla (39,418 spores), Mérida (33,744) and Málaga (12,947), while other sampling stations never exceeded 5,000. The same cities also recorded the highest mean daily spore counts (Sevilla 109 spores m-3; Mérida 53 spores m-3 and Málaga 35 spores m-3) and the highest number of days on which counts exceeded the threshold levels required to trigger allergy symptoms (Sevilla 38 % and Mérida 30 % of days). Analysis of annual spore distribution patterns revealed either one or two peaks, depending on the location and prevailing climate of sampling stations. For all stations, average temperature was the weather parameter displaying the strongest positive correlation with airborne spore counts, whilst negative correlations were found for rainfall and relative humidity.
Aira, María-Jesús; Rodríguez-Rajo, Francisco-Javier; Fernández-González, María; Seijo, Carmen; Elvira-Rendueles, Belén; Abreu, Ilda; Gutiérrez-Bustillo, Montserrat; Pérez-Sánchez, Elena; Oliveira, Manuela; Recio, Marta; Tormo, Rafael; Morales, Julia
2013-03-01
This paper provides an updated of airborne Alternaria spore spatial and temporal distribution patterns in the Iberian Peninsula, using a common non-viable volumetric sampling method. The highest mean annual spore counts were recorded in Sevilla (39,418 spores), Mérida (33,744) and Málaga (12,947), while other sampling stations never exceeded 5,000. The same cities also recorded the highest mean daily spore counts (Sevilla 109 spores m(-3); Mérida 53 spores m(-3) and Málaga 35 spores m(-3)) and the highest number of days on which counts exceeded the threshold levels required to trigger allergy symptoms (Sevilla 38 % and Mérida 30 % of days). Analysis of annual spore distribution patterns revealed either one or two peaks, depending on the location and prevailing climate of sampling stations. For all stations, average temperature was the weather parameter displaying the strongest positive correlation with airborne spore counts, whilst negative correlations were found for rainfall and relative humidity.
A side-by-side comparison of Rotorod and Burkard pollen and spore collections.
Crisp, Howard C; Gomez, Robert A; White, Kevin M; Quinn, James M
2013-08-01
The Rotorod sampler and Burkard spore trap are 2 devices commonly used to quantify airborne particles. To evaluate the differences in collections between the 2 devices for a wide range of plant pollens and fungal spores. Pollens and spores were collected simultaneously with each device on 167 days during a 1-year period. The Burkard yielded significantly higher total and individual mold spore counts. It yielded statistically higher total grass, total weed, and Urticaceae daily pollen counts, although the absolute differences were small. Daily counts were positively correlated between the 2 devices for the most abundant pollens and mold spores. The Burkard spore trap collects many more mold spores than the Rotorod over a wide variety of species. The Burkard also yielded higher total grass, total weed, and Urticaceae daily pollen counts. Despite these differences, however, either device can be used to follow trends in the most abundant pollen and mold spores. Copyright © 2013 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Genetics of Eosinophilic Esophagitis
2012-03-01
cells, left panel, and differential cell counts , right panel) in bronchoalveolar lavage fluid (BALF) in IL- 21R-/- mice compared to wild-type (WT). A...positive skin tests. A third group (30%) had multiple sensitivities to foods and pollens (GM total IgE 285 IU/ ml). Tests for IgE to carbohydrate antigens...milk sensitized, and those with multiple pollen allergies. The frequent occurrence of multiple associated sensitivities to grains, legumes, molds, and
Seki, Kyoko; Senzaki, Kenzou; Tsuduki, Yasuo; Ioroi, Takeshi; Fujii, Michiko; Yamauchi, Hiroko; Shiraishi, Yukinari; Nakata, Izumi; Nishiguchi, Kohshi; Matsubayashi, Teruhisa; Takakubo, Yoshihide; Okamura, Noboru; Yamamori, Motohiro; Tamura, Takao; Sakaeda, Toshiyuki
2011-01-01
Objective: Previously, we suggested that oxaliplatin (L-OHP)-related grade 3/4 hypersensitivity reactions occurred immediately after the initiation, but grade 1/2 reactions did not. This study was conducted to clarify the risk factors for L-OHP-related hypersensitivity reactions. Methods: Clinical data from 108 Japanese patients with colorectal cancer were analyzed, who were treated with L-OHP-containing regimens, FOLFOX4 and/or mFOLFOX6. The risk factors examined included demographic data, preexisting allergies, laboratory test data, treatment regimen, treatment line of therapy, pretreatment with steroids, total number of cycles and cumulative amount of L-OHP. Results: The incidence of grade 1/2 and grade 3/4 hypersensitivity reactions were found at 13.0% (14/108) and 9.3% (10/108), respectively. Female (P=0.037), preexisting allergies (P=0.004) and lower level of lactate dehydrogenase (P=0.003) were risk factors for grade 1/2 hypersensitivity reactions, and higher neutrophil count (P=0.043) and lower monocyte count (P=0.007) were for grade 3/4 reactions. Total number of cycles were larger in the patients with grade 3/4 reactions than those without reactions (P=0.049). Conclusions: Further extensive examination with a large number of patients is needed to establish a patient management strategy. PMID:21448307
Food allergies are rarely a concern when considering vaccines for adolescents.
Buyantseva, Larisa V; Horwitz, Alexandra
2014-03-01
Routine immunization provides protection from numerous infectious diseases and substantially reduces morbidity mortality from these diseases. In the United States, vaccination programs focused on infants and children have successfully decreased the incidence of many childhood vaccine-preventable diseases. However, vaccination coverage among adolescents has remained stagnant. Contributing to this lack of coverage is that patients with food allergies might be advised unnecessarily to avoid certain vaccinations, thus potentially causing adverse personal and community health. Studies have shown that food allergies are rarely contraindications to vaccine administration. Most adolescents who avoid vaccination because of food allergy concerns are actually able to receive their appropriate vaccinations. However, there are situations when evaluation by an allergist is recommended. In the present article, the authors provide guidance for physicians when administering vaccines to patients with food allergies to prevent adverse events and improve disease protection.
78 FR 17218 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2013-03-20
... Allergy and Infectious Diseases; Notice of Closed Meeting Pursuant to section 10(d) of the Federal... Infectious Diseases Special Emphasis Panel, ``Limited Competition: Collaborative Partnership to Advance Global Biomedical Research Programs (U01).'' Date: April 12, 2013. Time: 1:00 p.m. to 3:00 p.m. Agenda...
An evaluation of 1-day disposable contact lens wear in a population of allergy sufferers.
Hayes, Valérie Y; Schnider, Cristina M; Veys, Jane
2003-06-01
This was a multi-site, 128-subject, bilateral crossover study to evaluate subjective comfort and slit-lamp findings with 1-day disposable contact lenses in a population of allergy sufferers during periods when allergen levels were elevated. The study involved 1-month of single-use daily wear with a 1-day disposable test lens (1. DAY ACUVUE Brand Contact Lenses, Johnson & Johnson Vision Care) and 1-month of daily wear with subjects' habitual lenses replaced to their usual replacement schedule. Pollen and mould counts were obtained for each site 1 week prior to the study and twice weekly throughout the study period. Subjective comfort and slit-lamp findings were recorded at baseline and after 1-month's wear of each modality. Sixty-seven percent of subjects agreed that the 1-day disposable lenses provided improved comfort when compared to the lenses they wore prior to the study, compared with 18% agreeing that the new pair of habitual lenses provided improved comfort. The 1-day disposable lenses showed greater improvement in slit-lamp findings from baseline than new habitual lenses. The use of 1-day disposable lenses is an effective strategy for managing allergy-suffering contact lens wearers.
Using Health Conditions for Laughs and Health Policy Support: The Case of Food Allergies.
Abo, Melissa M; Slater, Michael D; Jain, Parul
2017-07-01
Health conditions are sometimes included in entertainment media comedies as a context for and as a source of humor. Food allergies are a typical case in point: They are potentially life-threatening yet may be used in humorous contexts. We conducted a content analysis of food allergies in entertainment media and tested the effects of humorous portrayals from an exemplar entertainment program. The content analysis confirmed that when food allergies were portrayed in television and the movies, it was most frequently in a humorous context and often contained inaccurate information. A follow-up experiment showed viewing a humorous portrayal of food allergies had an indirect negative effect on related health policy support via decreased perceived seriousness of food allergies. Inclusion of an educational video eliminated this effect on reduced policy support, with cognitive dissonance as a mediator. Findings support the hypothesis that portraying a health condition in a humorous context may reduce perceptions of seriousness and willingness to support public health policies to address risks associated with the condition, supporting and extending prior research findings.
Food Allergy Concerns in Primary Classrooms: Keeping Children Safe
ERIC Educational Resources Information Center
Thelen, Peggy; Cameron, Elizabeth Ann
2012-01-01
Food-allergy awareness and management have only lately come to the forefront in early childhood settings, although advocacy organizations have been working on the issue for more than a decade. A national poll (C.S. Mott Children's Hospital 2009) asked parents with children in early education settings if they were aware of what their program does…
A Combination Therapy of JO-1 and Chemotherapy in Ovarian Cancer Models
2014-12-01
stress , as it was mild and resolved quickly. Other minor histologic changes as stated are unlikely to have been clinically significant...in the hematology data, with WBC count of 25,440 on July 24th. Stress may be playing a role in the leukocytosis (but is not typically associated...multifactorial, with potential factors including nutritional, stress or possibly food intolerances or allergies. Other minor changes are interpreted to
Nishino, Risako; Fukuyama, Tomoki; Watanabe, Yuko; Kurosawa, Yoshimi; Kosaka, Tadashi; Harada, Takanori
2016-01-01
It has been reported that ambient chemical exposure is closely associated with respiratory allergies. We attempted to develop an original protocol for detecting ambient chemical exposure-induced respiratory allergy in different strains of mice. In the process of comparing allergic potency of these mice, we observed that NC/Nga mice showed significant upregulation of respiratory allergic symptoms as well as specific type of cytokine secretions. The main purpose of this study was to investigate the mechanism underlying these phenomena in NC/Nga mice in comparison with BALB/c mice. For the model of respiratory allergy, female BALB/c and NC/Nga mice were sensitized and challenged with trimellitic anhydride. Clinical observation, IgE and immunocyte counts, and cytokine profile in the serum, lymph nodes, and bronchoalveolar lavage fluid were recorded. We also monitored the expression of genes encoding pro-inflammatory cytokines in the lung. We found that worsening of respiratory status was noted only in NC/Nga mice, whereas Th2 reactions were significantly increased in BALB/c mice compared with NC/Nga mice. In contrast, the levels of Th9 and Th17-derived cytokines in NC/Nga mice were significantly higher than those in BALB/c mice. Thus, Th9 and Th17 may be involved in the aggravation of respiratory allergic symptoms induced by ambient chemicals. Copyright © 2016 Elsevier Inc. All rights reserved.
Nutritional influences on epigenetic programming: asthma, allergy, and obesity.
Palmer, Debra J; Huang, Rae-Chi; Craig, Jeffrey M; Prescott, Susan L
2014-11-01
Observational studies show consistent links between early-life nutritional exposures as important risk factors for the development of asthma, allergy, and obesity. Reliance on increasing use of dietary supplementation and fortification (eg, with folate) to compensate for increased consumption of processed foods is also influencing immune and metabolic outcomes. Epigenetics is providing substantial advances in understanding how early-life nutritional exposures can effect disease development. This article summarizes current evidence linking the influence of early-life nutritional exposures on epigenetic regulation with a focus on the disease outcomes of asthma, allergy, and obesity. Copyright © 2014 Elsevier Inc. All rights reserved.
Airborne pollen survey in Bangkok, Thailand: A 35-year update.
Songnuan, Wisuwat; Bunnag, Chaweewan; Soontrapa, Kitipong; Pacharn, Punchama; Wangthan, Unchalee; Siriwattanakul, Umaporn; Malainual, Nat
2015-09-01
Pollen allergy is a growing global health issue. While airborne pollen counts are reported daily in several countries, such information is lacking in Thailand. This study aimed to survey airborne pollens at five sites in Bangkok, comparing data with the previous study performed 35 years ago in 1980. Sample collection was done using the ROTOROD® sampler by exposing the rods for one hour each day twice a week from May 2012-April 2013. Overall, we found that the average pollen count was relatively high throughout the year, at an average of 242 grains/m3. The highest peak was found in September (700 grains/m3). Interestingly, we found that the pollen count was noticeably lower in 2012-2013 when compared to the 1980 study. We also observed the approximate shift of pollen peaks about one to two months earlier in the 2012-2013 study. However, the major groups of airborne pollens did not change significantly. Grass, sedge, amaranthus pollens and fern spores still dominated. The unidentified pollen group was the only group with a higher pollen count when compared to the previous study.
Rabies post-exposure prophylaxis for a child with severe allergic reaction to rabies vaccine.
Fang, Yuan; Liu, Man-Qing; Chen, Li; Zhu, Zheng-Gang; Zhu, Ze-Rong; Hu, Quan
2016-07-02
Most adverse events (AEs) during the immunization of rabies vaccine were slight, there was little information about the allergic reaction induced by rabies vaccines and had to stop or change the immunization program. Here, we reported a case that a 4-year-old boy had category II exposure to rabies and showed severe allergic reaction after being immunized with lyophilized purified vero cell rabies vaccine (PVRV). After the anti-allergy therapy with hormone, allergy testing indicated medium allergy to egg and milk, and implied the allergic reaction most likely associated with animal-sourced gelatin in lyophilized PVRV. Therefore, a new immunization program with liquid PVRV without stabilizers under the Zegrab regimen (2-1-1) was enrolled at day 7 post-exposure. Although lower than the levels of normal <5 -year population at day 14 and 45, the neutralizing antibody (RVNA) titers of this boy showed adequate protective antibody (≥ 0.5 IU/ml), even after 365 d post-immunization. This study not only highlighted the importance of several types of rabies vaccines co-existing in the market, but also implied the necessary for doctors to fully understand the allergies history of patients prior to immunize rabies vaccine.
Bunn, William B; Pikelny, Dan B; Paralkar, Sadhna; Slavin, Thomas; Borden, Spencer; Allen, Harris M
2003-09-01
This article addresses the observational findings of the first systematic study undertaken by a manufacturer to address the impact of allergies and use of allergy medications on health, safety, and productivity. It provides background for 3 other papers from the same project, including an evaluation of an intervention to promote appropriate medication use among affected employees, which appear in this issue. The observational data are developed on 10,714 employees from: 1) 2 employee surveys; 2) administrative databases monitoring employee absenteeism, workers compensation, short-term disability, and group health. The results show that health, productivity, absenteeism, workplace injury, and workers compensation measures register consistent declines as allergy severity levels increase. This pattern is present but less pronounced for the short-term disability and group health measures. In addition, among the 16 measures registering a significant allergy burden, 6 posted significant advantages for the use of nonsedating antihistamines relative to other medication regimens that included sedative antihistamines. These results document the burden of allergies and the capacity of medications to reduce this burden. Effective intervention programs that target this condition can achieve improved health, productivity, and related outcomes.
Lucendo, Alfredo J; Arias, Ángel; González-Cervera, Jesús; Yagüe-Compadre, José Luis; Guagnozzi, Danila; Angueira, Teresa; Jiménez-Contreras, Susana; González-Castillo, Sonia; Rodríguez-Domíngez, Benito; De Rezende, Livia C; Tenias, José M
2013-03-01
Although empiric exclusion from the diet of the 6 food groups most likely to trigger allergies achieves eosinophilic esophagitis (EoE) remission in children, data on its prolonged efficacy and effects on adults are lacking. We sought to evaluate the efficacy of a 6-food elimination diet in inducing and maintaining prolonged remission in patients with adult EoE. Sixty-seven consecutive patients with adult EoE were prospectively recruited and treated exclusively with a diet avoiding cereals, milk, eggs, fish/seafood, legumes/peanuts, and soy for 6 weeks. Subsequent challenge was undertaken by sequentially reintroducing all excluded single foods, followed by endoscopy and biopsies, which were developed every 6 weeks in case of response (eosinophil peak count reduction to <15/high-power field [hpf]). A food was considered a trigger for EoE and removed from the diet if pathologic eosinophilic infiltration (≥15 eosinophils/hpf) reappeared. Food-specific serum IgE measurements and skin prick tests were performed before initiating the diet. Forty-nine (73.1%) patients exhibited significantly reduced eosinophil peak counts (<15 eosinophils/hpf) before sequential single-food reintroduction. A single offending food antigen was identified in 35.71% of patients, 2 food triggers were identified in 30.95%, and 3 or more food triggers were identified in 33.3%. Cow's milk was the most common food antigen (61.9%), followed by wheat (28.6%), eggs (26.2%), and legumes (23.8%). Prior allergy tests showed no concordance with food-reintroduction challenge results. All patients who continued to avoid the offending foods maintained histopathologic and clinical EoE remission for up to 3 years. An empiric 6-food elimination diet effectively induced remission of active adult EoE, which was maintained for up to 3 years with individually tailored, limited exclusion diets. Copyright © 2013 American Academy of Allergy, Asthma & Immunology. Published by Mosby, Inc. All rights reserved.
Relationships among indoor, outdoor, and personal airborne Japanese cedar pollen counts.
Yamamoto, Naomichi; Matsuki, Yuuki; Yokoyama, Hiromichi; Matsuki, Hideaki
2015-01-01
Japanese cedar pollinosis (JCP) is an important illness caused by the inhalation of airborne allergenic cedar pollens, which are dispersed in the early spring throughout the Japanese islands. However, associations between pollen exposures and the prevalence or severity of allergic symptoms are largely unknown, due to a lack of understanding regarding personal pollen exposures in relation to indoor and outdoor concentrations. This study aims to examine the relationships among indoor, outdoor, and personal airborne Japanese cedar pollen counts. We conducted a 4-year monitoring campaign to quantify indoor, outdoor, and personal airborne cedar pollen counts, where the personal passive settling sampler that has been previously validated against a volumetric sampler was used to count airborne pollen grains. A total of 256 sets of indoor, outdoor, and personal samples (768 samples) were collected from 9 subjects. Medians of the seasonally-integrated indoor-to-outdoor, personal-to-outdoor, and personal-to-indoor ratios of airborne pollen counts measured for 9 subjects were 0.08, 0.10, and 1.19, respectively. A greater correlation was observed between the personal and indoor counts (r = 0.89) than between the personal and outdoor counts (r = 0.71), suggesting a potential inaccuracy in the use of outdoor counts as a basis for estimating personal exposures. The personal pollen counts differed substantially among the human subjects (49% geometric coefficient of variation), in part due to the variability in the indoor counts that have been found as major determinants of the personal pollen counts. The findings of this study highlight the need for pollen monitoring in proximity to human subjects to better understand the relationships between pollen exposures and the prevalence or severity of pollen allergy.
Relationships among Indoor, Outdoor, and Personal Airborne Japanese Cedar Pollen Counts
Yamamoto, Naomichi; Matsuki, Yuuki; Yokoyama, Hiromichi; Matsuki, Hideaki
2015-01-01
Japanese cedar pollinosis (JCP) is an important illness caused by the inhalation of airborne allergenic cedar pollens, which are dispersed in the early spring throughout the Japanese islands. However, associations between pollen exposures and the prevalence or severity of allergic symptoms are largely unknown, due to a lack of understanding regarding personal pollen exposures in relation to indoor and outdoor concentrations. This study aims to examine the relationships among indoor, outdoor, and personal airborne Japanese cedar pollen counts. We conducted a 4-year monitoring campaign to quantify indoor, outdoor, and personal airborne cedar pollen counts, where the personal passive settling sampler that has been previously validated against a volumetric sampler was used to count airborne pollen grains. A total of 256 sets of indoor, outdoor, and personal samples (768 samples) were collected from 9 subjects. Medians of the seasonally-integrated indoor-to-outdoor, personal-to-outdoor, and personal-to-indoor ratios of airborne pollen counts measured for 9 subjects were 0.08, 0.10, and 1.19, respectively. A greater correlation was observed between the personal and indoor counts (r = 0.89) than between the personal and outdoor counts (r = 0.71), suggesting a potential inaccuracy in the use of outdoor counts as a basis for estimating personal exposures. The personal pollen counts differed substantially among the human subjects (49% geometric coefficient of variation), in part due to the variability in the indoor counts that have been found as major determinants of the personal pollen counts. The findings of this study highlight the need for pollen monitoring in proximity to human subjects to better understand the relationships between pollen exposures and the prevalence or severity of pollen allergy. PMID:26110813
Singh, Nishtha; Singh, Udaiveer; Singh, Dimple; Daya, Mangal; Singh, Virendra
2017-01-01
Environmental pollens are known to cause exacerbation of symptoms of patients with allergic rhinitis (AR) and asthma. During pollen months, number of patients visiting hospital has been shown to increase in some studies. However, in India, such studies are lacking. Therefore, we aimed to study pollen counts and to find its correlation with number of new patients attending Asthma Bhawan for 2 years. Aerobiological sampling was done using Burkard 24 h spore trap system. The site selected for the entrapment of the air spore was the building of Asthma Bhawan situated at Vidhyadhar Nagar, Jaipur. New patients coming with problems of respiratory allergy such as AR or asthma were recruited in the study. Skin prick tests (SPTs) were carried out after obtaining consent in these patients. Monthly pollen counts of trees, weeds and grasses were correlated with the number of new patients. Pollen calendar was prepared for 2 years. Average annual pollen count during 2011 and 2012 were 14,460.5. In the analysis, 37 types of species or families were identified. Pollen count showed two seasonal peaks during March-April and from August to October. January and June showed the lowest pollen counts in 2 years. Average monthly count of grass pollens showed significant correlation with number of new patients ( r = 0.59). However, monthly pollen count of trees and weeds did not correlate. The correlation of the pollen count of individual pollen with the SPT positivity to that pollen showed significant correlation with Chenopodium album only. It can be concluded that there were two peaks of pollen count in a year during March-April and August-October. Average monthly pollen counts of grass were significantly correlated with the number of hospital visits of new patients.
Pediatric allergy and immunology in China.
Wong, Gary W K; Li, Jing; Bao, Yi-Xiao; Wang, Jiu-Yao; Leung, Ting Fan; Li, Luan-Luan; Shao, Jie; Huang, Xin-Yuan; Liu, En-Mei; Shen, Kun-Ling; Chen, Yu-Zhi
2018-03-01
Over the past 30 years, China has enjoyed rapid economic development along with urbanization at a massive scale that the world has not experienced before. Such development has also been associated with a rapid rise in the prevalence of allergic disorders. Because of the large childhood population in the country, the burden of childhood allergic disorders has become one of the major challenges in the healthcare system. Among the Chinese centers participating in the International Study of Asthma and Allergies in Childhood, the data clearly showed a continuing rise in the prevalence of asthma, allergic rhinitis, and atopic eczema. However, the discipline of pediatric allergy in mainland China is still in its infancy due to the lack of formal training program and subspecialty certification. Clinicians and researchers are increasingly interested in providing better care for patients with allergies by establishing pediatric allergy centers in different regions of the country. Many of them have also participated in national or international collaborative projects hoping to answer the various research questions related to the discipline of pediatric allergy and immunology. It is our hope that the research findings from China will not only improve the quality of care of affected children within this country but also the millions of patients with allergies worldwide. © 2017 EAACI and John Wiley and Sons A/S. Published by John Wiley and Sons Ltd.
Modelling the spread of ragweed: Effects of habitat, climate change and diffusion
NASA Astrophysics Data System (ADS)
Vogl, G.; Smolik, M.; Stadler, L.-M.; Leitner, M.; Essl, F.; Dullinger, S.; Kleinbauer, I.; Peterseil, J.
2008-07-01
Ragweed (Ambrosia artemisiifolia L.) is an annual plant native in North America which has been invading Central Europe for 150 years. Caused by the warming of the European climate its spread process has accelerated in the last few decades. The pollen of ragweed evokes heavy allergies and what probably counts even more because of its bloom rather late in summer causes a second wave of allergy when other pollen allergies have decayed. We have reconstructed the invasion process of ragweed in Austria by collecting all records until the year 2005. Austria was subdivided into more than 2600 grid cells of ≈35 text{km}^2 each. Ragweed records were related to environmental descriptors (average temperatures, land use, etc.) by means of logistic regression models, and the suitability of grid cells as habitat for ragweed was determined. This enabled modelling of the diffusive spread of ragweed from 1990 to 2005. The results of the simulations were compared with the observed data, and thus the model was optimised. We then incorporated regional climate change models, in particular increased July mean temperatures of +2.3 ^circtext{C} in 2050, increasing considerably future habitat suitability. This is used for predicting the drastic dispersal of ragweed during the forthcoming decades.
Cow's Milk Allergy Is a Major Contributor in Recurrent Perianal Dermatitis of Infants.
El-Hodhod, Mostafa Abdel-Aziz; Hamdy, Ahmad Mohamed; El-Deeb, Marwa Talaat; Elmaraghy, Mohamed O
2012-01-01
Background. Recurrent perianal inflammation has great etiologic diversity. A possible cause is cow's milk allergy (CMA). The aim was to assess the magnitude of this cause. Subjects and Methods. This follow up clinical study was carried out on 63 infants with perianal dermatitis of more than 3 weeks with history of recurrence. Definitive diagnosis was made for each infant through medical history taking, clinical examination and investigations including stool analysis and culture, stool pH and reducing substances, perianal swab for different cultures and staining for Candida albicans. Complete blood count and quantitative determination of cow's milk-specific serum IgE concentration were done for all patients. CMA was confirmed through an open withdrawal-rechallenge procedure. Serum immunoglobulins and CD markers as well as gastrointestinal endoscopies were done for some patients. Results. Causes of perianal dermatitis included CMA (47.6%), bacterial dermatitis (17.46%), moniliasis (15.87%), enterobiasis (9.52%) and lactose intolerance (9.5%). Predictors of CMA included presence of bloody and/or mucoid stool, other atopic manifestations, anal fissures, or recurrent vomiting. Conclusion. We can conclude that cow's milk allergy is a common cause of recurrent perianal dermatitis. Mucoid or bloody stool, anal fissures or ulcers, vomiting and atopic manifestations can predict this etiology.
[Role of vitamin D in allergic diseases: Current research status].
Sperl, A; Klimek, L
2015-05-01
Recent research has focused on the relationship between vitamin D and allergy development. Results show that on the one hand a vitamin D deficiency can be responsible for the emergence of allergies, however, on the other hand a vitamin-D (over-) substitution was also seen in context with an increased allergy development. This article provides an overview on the current state of research and points at the problematic aspects that accompany the assessment of these studies. The paradoxic effect of vitamin D is currently being explained by epigenetic programming in pregnancy, by too low vitamin-D levels or excessive supplementation in newborns. Very recently, a gender-specific impact of vitamin D is also being discussed. For a final assessment of vitamin-D effects on the emergence of allergies, further research is necessary. Due to a high level of heterogeneity among current observational studies regarding central aspects of the discussion, randomised clinical trials are recommended.
[Inappropriate test methods in allergy].
Kleine-Tebbe, J; Herold, D A
2010-11-01
Inappropriate test methods are increasingly utilized to diagnose allergy. They fall into two categories: I. Tests with obscure theoretical basis, missing validity and lacking reproducibility, such as bioresonance, electroacupuncture, applied kinesiology and the ALCAT-test. These methods lack both the technical and clinical validation needed to justify their use. II. Tests with real data, but misleading interpretation: Detection of IgG or IgG4-antibodies or lymphocyte proliferation tests to foods do not allow to separate healthy from diseased subjects, neither in case of food intolerance, allergy or other diagnoses. The absence of diagnostic specificity induces many false positive findings in healthy subjects. As a result unjustified diets might limit quality of life and lead to malnutrition. Proliferation of lymphocytes in response to foods can show elevated rates in patients with allergies. These values do not allow individual diagnosis of hypersensitivity due to their broad variation. Successful internet marketing, infiltration of academic programs and superficial reporting by the media promote the popularity of unqualified diagnostic tests; also in allergy. Therefore, critical observation and quick analysis of and clear comments to unqualified methods by the scientific medical societies are more important than ever.
78 FR 11897 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2013-02-20
... Call). Contact Person: Lynn Rust, Ph.D., Scientific Review Officer, Scientific Review Program, Division...: Lynn Rust, Ph.D., Scientific Review Officer, Scientific Review Program, Division of Extramural...
78 FR 26376 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2013-05-06
... Person: Roberta Binder, Ph.D., Scientific Review Officer, Scientific Review Program, Division of... Person: Roberta Binder, Ph.D., Scientific Review Officer, Scientific Review Program, Division of...
Pediatric allergy and immunology in Brazil.
Rosario-Filho, Nelson A; Jacob, Cristina M; Sole, Dirceu; Condino-Neto, Antonio; Arruda, Luisa K; Costa-Carvalho, Beatriz; Cocco, Renata R; Camelo-Nunes, Inês; Chong-Neto, Herberto J; Wandalsen, Gustavo F; Castro, Ana P M; Yang, Ariana C; Pastorino, Antonio C; Sarinho, Emanuel S
2013-06-01
The subspecialty of pediatric allergy and immunology in Brazil is in its early years and progressing steadily. This review highlights the research developed in the past years aiming to show the characteristics of allergic and immunologic diseases in this vast country. Epidemiologic studies demonstrated the high prevalence of asthma in infants, children, and adolescents. Mortality rates and average annual variation of asthma hospitalization have reduced in all pediatric age groups. Indoor aeroallergen exposure is excessively high and contributes to the high rates of allergy sensitization. Prevalence of food allergy has increased to epidemic levels. Foods (35%), insect stings (30%), and drugs (23%) are the main etiological agents of anaphylaxis in children and adolescents. Molecular diagnosis of primary immunodeficiencies (PID) showed a high incidence of fungal infections including paracoccidioidomycosis in X-linked hyper-IgM syndrome, and the occurrence of BCG adverse reactions or other mycobacterial infections in patients with chronic granulomatous disease. Education in pediatric allergy and immunology is deficient for medical students, but residency programs are effective in training internists and pediatricians for the practice of allergy. The field of PID requires further training. Last, this review is a tribute to Prof. Dr. Charles Naspitz, one of the pioneers of our specialty in Brazil. © 2013 John Wiley & Sons A/S. Published by Blackwell Publishing Ltd.
Exploring low-income families' financial barriers to food allergy management and treatment.
Minaker, Leia M; Elliott, Susan J; Clarke, Ann
2014-01-01
Objectives. Low-income families may face financial barriers to management and treatment of chronic illnesses. No studies have explored how low-income individuals and families with anaphylactic food allergies cope with financial barriers to anaphylaxis management and/or treatment. This study explores qualitatively assessed direct, indirect, and intangible costs of anaphylaxis management and treatment faced by low-income families. Methods. In-depth, semistructured interviews with 23 participants were conducted to gain insight into income-related barriers to managing and treating anaphylactic food allergies. Results. Perceived direct costs included the cost of allergen-free foods and allergy medication and costs incurred as a result of misinformation about social support programs. Perceived indirect costs included those associated with lack of continuity of health care. Perceived intangible costs included the stress related to the difficulty of obtaining allergen-free foods at the food bank and feeling unsafe at discount grocery stores. These perceived costs represented barriers that were perceived as especially salient for the working poor, immigrants, youth living in poverty, and food bank users. Discussion. Low-income families report significant financial barriers to food allergy management and anaphylaxis preparedness. Clinicians, advocacy groups, and EAI manufacturers all have a role to play in ensuring equitable access to medication for low-income individuals with allergies.
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2010-09-27
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Yoshida, K; Adachi, Y; Akashi, M; Itazawa, T; Murakami, Y; Odajima, H; Ohya, Y; Akasawa, A
2013-06-01
Patients allergic to pollen have been known to become more symptomatic during pollen season compared with the nonpollen season. However, there are few studies regarding whether higher exposure to pollen might increase the prevalence of allergic diseases. An ecological analysis was conducted to evaluate whether pollen exposure is associated with the prevalence of allergic diseases in schoolchildren. Pollen count data of Japanese cedar (Cryptomeria japonica) and Japanese cypress (Chamaecyparis obtusa), which are the major pollen allergens in Japan, were obtained from each prefecture. The prevalence of allergic diseases in schoolchildren in each prefecture was based on a nationwide cross-sectional survey using the International Study of Asthma and Allergies in Childhood questionnaire. After omitting three prefectures where pollen data were not available, data of 44 prefectures were analysed. The prevalence of allergic rhinoconjunctivitis in children aged 6-7 years was positively associated with both cedar and cypress pollen counts (P = 0.01, both), whereas the prevalence of allergic rhinoconjunctivitis in children aged 13-14 years was positively associated with only cypress pollen counts (P = 0.003). Furthermore, the prevalence of asthma was positively associated with cedar pollen counts in 6- to 7-year-old children (P = 0.003) but not cypress pollen counts in either age group. There are ecological associations between pollen counts and the prevalence of allergic diseases in Japanese schoolchildren. Further studies are needed to determine whether the difference between the effects of cedar and cypress pollens is attributable to pollen counts or allergenicity. © 2013 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
The National Shipbuilding Research Program, Welding Fume Study
1999-01-01
gathering air sample data, and addressing the impact of the anticipated reduction. It is anticipated that the PEL for hexavalent chromium will be...associated with Cr, Cr6, Ni, and Mn are discussed below: Chromium (Cr) Cr is a cancer causing agent and a mutagen in humans. It has been shown to cause...reported to cause lung allergy. Once allergy develops, even small future exposures may cause cough, wheezing, or shortness of breath. Hexavalent Chromium
National Institute of Allergy and Infectious Diseases
... of the Director Office of the Chief Science Management & Operations Administrative Services Office of Biodefense Research & Surety Communications ... Office of Clinical Research Policy and Regulatory Planning Operations Support Program Planning Analysis ... Office of Acquisitions Scientific Review Program Division ...
Koplin, Jennifer J; Peters, Rachel L; Dharmage, Shyamali C; Gurrin, Lyle; Tang, Mimi L K; Ponsonby, Anne-Louise; Matheson, Melanie; Togias, Alkis; Lack, Gideon; Allen, Katrina J
2016-10-01
A recent randomized trial (the Learning Early About Peanut Allergy [LEAP] study) provided evidence that earlier dietary peanut introduction reduces peanut allergy prevalence in high-risk infants. However, questions remain as to how to identify and target the "at-risk" population to facilitate timely introduction of peanut. We sought to use population-based infant peanut allergy data to understand feasibility and implications of implementing the LEAP trial intervention. Using the HealthNuts study cohort (n = 5276) of 1-year-old infants, we explored the impact of using various criteria to identify infants at high risk of developing peanut allergy, and the implications of skin prick test (SPT) screening before peanut introduction. Screening all infants with early onset eczema and/or egg allergy could require testing 16% of the population and would still miss 23% of peanut allergy cases; 29% of screened infants would require clinical follow-up because of being SPT-positive. Around 11% of high-risk infants were excluded from the LEAP study because of an SPT wheal size of more than 4 mm to peanut at baseline; data from the HealthNuts study suggest that 80% of these would be peanut allergic on food challenge. There were no life-threatening events among either low- or high-risk infants whose parents chose to introduce peanut at home in the first year of life, or in 150 peanut-allergic infants during hospital-based challenges. Based on this large epidemiological study, a population program aiming to identify and screen all infants at risk of peanut allergy would pose major cost and logistic challenges that need to be carefully considered. Further research might be required to provide data for low-risk infants. Copyright © 2016. Published by Elsevier Inc.
[Association between airborne pollen distribution and allergic diseases in Beijing urban area].
Wang, X Y; Tian, Z M; Ning, H Y; Wang, X Y
2017-05-20
Objective: The aim of this study is to investigate the impact of airborne pollen in urban Beijing area on the consultation rate of allergic diseases. Method: A modified pollen sampler was used to monitor the distribution of main airborne pollen during Jan 1st 2015 to Dec 31 2015.The consultation rate of allergic rhinitis and asthma was obtained meanwhile among allergy, ENT and pneumology department. Relationship between pollen and consultation rate was analyzed by Pearson index. Result: ①Through the whole year of 2015 the total quantity of pollens amounted to 76164 grains. Two pollen peaks were observed which happened in spring (March 29.7%, April 34.8%) and autumn (August 9.9%, September 10.5%). The main airborne pollens in spring were cypress, sycamore, and poplar, while in autumn were artemisia, Chenopodiaceae, and Humulus. ②The peak consultation season of allergic rhinitis was presented in March to April and August to September with a positive correlation between allergy and ENT department ( r =0.625, P <0.05). Consultation peak of asthma was observed in allergy department but not pneumology department. ③Allergic rhinitis and asthma consultation rate was higher in autumn than spring while the pollen distribution was the opposite. No correlation was found between consultation rate and pollen distribution P >0.05. Conclusion: The airborne pollen distribution was in accordance with consultation rate in allergy department. The pollen count in spring was higher than autumn in Beijing urban area with a consultation peak in autumn inversely. This indicates a higher sensitization ability of autumn pollen compared with spring pollen. Copyright© by the Editorial Department of Journal of Clinical Otorhinolaryngology Head and Neck Surgery.
Shah, Purvee S; Wegienka, Ganesa; Havstad, Suzanne; Johnson, Christine Cole; Ownby, Dennis R; Zoratti, Edward M
2011-03-01
Elevated cord blood IgE may be associated with a higher risk of allergic disease. To determine whether cord blood IgE is associated with allergic biomarkers or allergic disorders in young adults. Data was collected from 670 subjects 18-21 years of age that were among 835 original participants in the Detroit Childhood Allergy Study, a general risk, population-based birth cohort. Cord blood IgE was assessed in relation to biomarkers associated with allergy and asthma including total IgE, allergen-specific IgE, blood eosinophilia, and spirometry. Cord blood IgE was also analyzed for associations to subsequent allergic disease including atopic dermatitis, allergic rhinitis, and asthma. Cord blood IgE, analyzed as a continuous measure, was modestly correlated with total IgE (r = 0.18, P < .001) and higher cord IgE was associated with a higher likelihood of sensitization to common allergens in young adults (OR = 1.18, 95% CI, 1.02-1.37; P = .031). The relationship between cord IgE and sensitization was stronger among teens with no pet exposure in the first year of life (OR = 1.43, 95% CI, 1.16-1.77; P = .001). No relationship was found between cord IgE and blood eosinophil counts or lung function. In addition, no consistent association of cord blood IgE to asthma, allergic rhinitis, or atopic dermatitis was apparent. An elevated cord blood IgE level modestly correlates with elevated total IgE and is associated with a slightly higher likelihood of allergic sensitization among young adults. However, cord IgE is not a strong predictor of clinical allergic disorders in this age group. Copyright © 2011 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Nishino, Risako; Fukuyama, Tomoki; Watanabe, Yuko; Kurosawa, Yoshimi; Koasaka, Tadashi; Harada, Takanori
2016-09-01
Respiratory allergy triggered by exposure to environmental chemical allergen is a serious problem in many Asian countries and has the potential to cause severe health problems. Here, we aimed to elucidate the pathogenic mechanisms of this disease and develop an in vivo detection method for respiratory allergy induced by environmental chemical allergen. Both BALB/c and NC/Nga mice were sensitized topically for 3 weeks and were then subjected to inhalation challenge with pulverized trimellitic anhydride into particles measuring 2-μm in diameter. On the day after the final challenge, all mice were sacrificed, and IgE levels, immunocyte counts, and cytokine levels in the serum, hilar lymph nodes, and bronchoalveolar lavage fluid were measured. We also monitored the expression of genes encoding pro-inflammatory cytokines in the lung. We found that all endpoints were significantly increased in mice of both strains subjected to trimellitic anhydride inhalation as compared with the respective control groups. However, worsening of respiratory status was noted only in NC/Nga mice. Interestingly, type 2 helper T-cell reactions were significantly increased in BALB/c mice compared with that in NC/Nga mice. In contrast, the number of mast cells, levels of mast cell-related cytokine/chemokines, and production of histamine in NC/Nga mice were significantly higher than those in BALB/c mice. Thus, environmental chemical allergen induced respiratory allergy in NC/Nga mice in terms of functional and inflammatory symptoms. Furthermore, mast cells may be involved in the aggravation of airway allergic symptoms induced by environmental chemical allergens.
Allmers, Henning; Schmengler, Jörg; Skudlik, Christoph
2002-08-01
The development of occupational asthma and allergic skin reactions caused by natural rubber latex (NRL) allergy are risks for health care workers. There are few published studies to suggest that intervention programs to reduce exposure will lead to primary prevention of sensitization. This study assesses the effects of intervention to reduce the incidence of NRL allergy in personnel working in health care facilities insured by the German statutory accident insurance company for health care workers, Berufsgenossenschaft für Gesundheitsdienst und Wohlfahrtspflege, with approximately 3 million insured employees, by switching to powder-free NRL gloves. The timing of introduction of intervention strategies, such as education of both physicians and administrators, together with regulations demanding that health care facilities only purchase low-protein, powder-free NRL gloves are reported. We reviewed the annual numbers of reported suspected cases of NRL-caused occupational allergies and the amount and type of gloves used in German acute-care hospitals since 1986. The purchase of powder-free NRL examination gloves exceeded that of powdered gloves for the first time in 1998. This only became true for powder-free NRL sterile gloves 2 years later in 2000. The incidence of suspected occupational NRL allergy cases rose until 1998 and has declined steadily since. There was a 2-year lag between the beginning of the decline in the purchase of powdered NRL examination gloves and the beginning of a decline in suspected NRL-caused occupational asthma cases. Despite the effect of increased recognition of NRL allergies, education about NRL allergies in health care facilities combined with the introduction of powder-free gloves with reduced protein levels has been associated with a decline in the number of suspected cases of occupational allergies caused by NRL in Germany on a nationwide scale. These results clearly indicate that primary prevention of occupational NRL allergies can be achieved if these straightforward and practical interventions are properly carried out and maintained.
Practical Management of Antibiotic Hypersensitivity in 2017.
Macy, Eric; Romano, Antonino; Khan, David
Antibiotics are the most common class of medications that individuals report allergy or intolerance to. Adverse reactions are reported at a predictable rate with all antibiotic use that vary by antibiotic. Antibiotic allergy incidence rates are sex dependent, higher in females than in males. Most of these events are not reproducible or immunologically mediated. Antibiotic allergy prevalence increases with increasing age and is more common in hospitalized populations and in populations that use more antibiotics. Determining potential mechanisms for the observed symptoms of the adverse reactions is the starting point for effective management of antibiotic hypersensitivity. Skin testing and direct challenges are the primary tools used to determine acute tolerance in 2017. Commercially available in vitro testing is not currently clinically useful in determining antibiotic hypersensitivity, with rare exceptions. Desensitization can be used when acute-onset immunologically mediated hypersensitivity is confirmed to safely administer a needed antibiotic. Desensitization is not possible when clinically significant T-cell-mediated delayed-type hypersensitivity is present. Effective management of antibiotic allergy is an important part of a comprehensive antibiotic stewardship program. Copyright © 2017 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
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Rodríguez-Ortiz, Pablo Gabriel; Muñoz-Mendoza, Diana; Arias-Cruz, Alfredo; González-Díaz, Sandra Nora; Herrera-Castro, Dayanara; Vidaurri-Ojeda, Alma Catalina
2009-01-01
Food allergy is an abnormal immunologic response to food allergens. Prevalence varies between 2% and 8%, although it could vary according to age and ethnicity. Clinical manifestations are diverse among systems. There is few information about this issue. To know epidemiologic features in patients with food allergy attended at Monterrey University Hospital. An observational, transversal and retrospective study was done, identifying 60 patients with food allergy diagnosis attended in our service from June 1, 2007 to December 31, 2008. Epidemiologic and clinical data were registered. Data was processed with statistical program SPSS v16.0 for windows with descriptive statistic. The frequency of food allergy reported in first time medical consultation was 2.67%, 51% of the patients were under 5 years of age. Most frequent foods were: dairy products, egg, fish, shrimp, beans, soy, chili, mango, cacao, and strawberry. Main symptoms were cutaneous in 58% of the patients, followed by gastrointestinal and respiratory. Most common concomitant diseases were: urticarial angioedema (38%), allergic rhinitis (20%), atopic dermatitis (15%), and asthma (6.6%). Average time for diagnosis was 1.45 years. Most common foods with positive Prick test results were dairy products, egg and fish. Despite the variability of the clinical manifestations, cutaneous and gastrointestinal manifestations are the most frequent; however, the diagnosis depends on the suspicion as well.
Feasibility, Benefits, and Limitations of a Penicillin Allergy Skin Testing Service.
Narayanan, Prasanna P; Jeffres, Meghan N
2017-06-01
To critically examine the feasibility, benefits, and limitations of an inpatient penicillin skin testing service and how pharmacists can be utilized. A PubMed search was performed from July 2016 through September 2016 using the following search terms: penicillin skin testing, penicillin allergy, β-lactam allergy. Additional references were identified from a review of literature citations. All English-language studies assessing the use of penicillin skin testing as well as management and clinical outcomes of patients with a β-lactam allergy were evaluated. The prevalence of people self-identifying as penicillin allergic ranges from 10% to 20% in the United States. Being improperly labeled as penicillin allergic is associated with higher health care costs, worse clinical outcomes, and an increased prevalence of multidrug-resistant infections. Penicillin skin testing can be a tool used to clarify penicillin allergies and has been demonstrated to be a successful addition to antimicrobial stewardship programs in multiple health care settings. Prior to implementing a penicillin skin testing service, institutions will need to perform a feasibility analysis of who will supply labor and accept the financial burden as well as identify if the positive benefits of a penicillin skin testing service overcome the limitations of this diagnostic test. We conclude that institutions with high percentages of patients receiving non-β-lactams because of penicillin allergy labels would likely benefit the most from a penicillin skin testing service.
A multihospital medication allergy audit: a means to quality assurance.
Hoffmann, R P; Ellerbrock, M C; Lovett, J E
1982-04-01
Seventeen community hospitals within the 16 division of the Sisters of Mercy Health Corporation cooperatively participated in a medication allergy audit program. Initial and follow-up audits were conducted at each hospital to determine whether allergy information for penicillin- or aspirin-sensitive patients was appropriately communicated to the pharmacist. A total of 483 patient records were reviewed during each audit which corresponded to 12% of each hospital's average patient census. In the initial audit, the overall acceptance rate for the combined hospitals was 62.3%. Following the first audit, each hospital undertook corrective follow-up measures in an attempt to improve its results. In the second audit, the overall acceptance rate improved significantly to 78.9%. It is concluded that this auditing process followed by corrective follow-up measures was an effective mechanism for improving the communication of patient allergy information and is a means to quality assurance. Future audits will be necessary to determine whether the beneficial effects produced will be sustained or improved.
Crevel, René R W; Ronsmans, Stefan; Marsaux, Cyril F M; Bánáti, Diána
2018-01-01
The International Life Sciences Institute (ILSI) Europe Food Allergy Task Force was founded in response to early public concerns about the growing impact of food allergies almost coincidentally with the publication of the 1995 Food and Agriculture Organization-World Health Organization Technical Consultation on Food Allergies. In line with ILSI principles aimed to foster collaboration between stakeholders to promote consensus on science-based approaches to food safety and nutrition, the task force has played a central role since then in the development of risk assessment for food allergens. This ranged from consideration of the criteria to be applied to identifying allergens of public health concern through methodologies to determine the relationship between dose and the proportion of allergic individuals reacting, as well as the nature of the observed responses. The task force also promoted the application of novel, probabilistic risk assessment methods to better delineate the impact of benchmarks, such as reference doses, and actively participated in major European food allergy projects, such as EUROPREVALL, the European Union (EU)-funded project "The prevalence, cost and basis of food allergy across Europe;" and iFAAM, "Integrated approaches to food allergen and allergy risk management," also an EU-funded project. Over the years, the task force's work has evolved as answers to initial questions raised further issues: Its current work program includes a review of analytical methods and how different ones can best be deployed given their strengths and limitations. Another activity, which has just commenced, aims to develop a framework for stakeholders to achieve consensus on acceptable risk.
Montaño-Velázquez, Bertha Beatriz; Flores-Rojas, Eulalia Beatriz; García-Vázquez, Francisco Javier; Jurado-Hernandez, Silvio; Venancio Hernández, Marco Antonio; Alanis Flores, Angélica Kathya; Jáuregui-Renaud, Kathrine
In teenagers with perennial allergic rhinitis, exposure to tobacco cigarette smoke increases the count of eosinophils in the nasal mucosa; the recruitment of eosinophils arises from the combined action of a number of cellular and molecular signals, including eotaxin. To assess the effect of exposure to tobacco cigarette smoke on the count of immunoreactive cells to eotaxin-1 and eosinophils on the nasal mucosa of children and teenagers with perennial allergic rhinitis. In a cross-sectional study, forty-four patients were evaluated (aged 7-19 years old): 22 with and 22 with no exposure to tobacco cigarette smoke. After replying to 2 validated questionnaires, on Asthma and Allergies in Childhood and on the severity of nasal symptoms, nasal mucosal samples were obtained by scraping the middle one-third of the inferior turbinates. Then counts of immunoreactive cells to eotaxin-1 and eosinophils were assessed by immunohistochemistry. Patients with exposure to tobacco cigarette smoke showed higher cell counts of both eotaxin-1 and eosinophils than patients with no exposure to the smoke, with no correlation between the two variables. However, both counts, of eotaxin-1 and eosinophils, were related to the cotinine/creatinine ratio. Exposure to tobacco cigarette smoke can increase eotaxin-1 and the count of eosinophils in the nasal mucosa of young patients with perennial allergic rhinitis. Copyright © 2016 Associação Brasileira de Otorrinolaringologia e Cirurgia Cérvico-Facial. Published by Elsevier Editora Ltda. All rights reserved.
Temporal Association Between Nonfatal Self-Directed Violence and Tree and Grass Pollen Counts.
Jeon-Slaughter, Haekyung; Claassen, Cynthia A; Khan, David A; Mihalakos, Perry; Lee, Kevin B; Brown, E Sherwood
2016-09-01
Prior research suggests a possible association between pollen and suicide. No studies have examined the relationship between pollen and attempted suicide. This study examines the temporal association between airborne pollen counts and nonfatal suicidal and nonsuicidal self-directed violence (SDV) requiring an emergency department visit. Data on daily emergency department visits due to nonfatal SDV as identified by ICD-9 diagnosis criteria were extracted from emergency department medical records of Parkland Memorial Hospital in Dallas, Texas, between January 2000 and December 2003. Concurrent daily airborne tree, grass, and ragweed pollen data from the city of Dallas were extracted from the National Allergy Bureau online database. The data were analyzed using the time series method of generalized autoregressive conditional heteroskedasticity. There were statistically significant and positive temporal associations between tree pollen counts and the number of nonfatal SDV events among women (P = .04) and between grass pollen counts and number of nonfatal SDV events among both men (P = .03) and women (P < .0001). There was no significant temporal association found between ragweed pollen counts and number of nonfatal SDV events. The study findings suggest that an increase in nonfatal SDV is associated with changes in tree and grass pollen counts. This is the first study that has examined an association between seasonal variation in tree and grass pollen levels and nonfatal SDV event data. The study also used a narrowly defined geographic area and temporal window. The findings suggest that pollen count may be a factor influencing seasonal patterns in suicidal behavior. © Copyright 2016 Physicians Postgraduate Press, Inc.
Highly sensitive and multiplexed platforms for allergy diagnostics
NASA Astrophysics Data System (ADS)
Monroe, Margo R.
Allergy is a disorder of the immune system caused by an immune response to otherwise harmless environmental allergens. Currently 20% of the US population is allergic and 90% of pediatric patients and 60% of adult patients with asthma have allergies. These percentages have increased by 18.5% in the past decade, with predicted similar trends for the future. Here we design sensitive, multiplexed platforms to detect allergen-specific IgE using the Interferometric Reflectance Imaging Sensor (IRIS) for various clinical settings. A microarray platform for allergy diagnosis allows for testing of specific IgE sensitivity to a multitude of allergens, while requiring only small volumes of patient blood sample. However, conventional fluorescent microarray technology is limited by i) the variation of probe immobilization, which hinders the ability to make quantitative, assertive, and statistically relevant conclusions necessary in immunodiagnostics and ii) the use of fluorophore labels, which is not suitable for some clinical applications due to the tendency of fluorophores to stick to blood particulates and require daily calibration methods. This calibrated fluorescence enhancement (CaFE) method integrates the low magnification modality of IRIS with enhanced fluorescence sensing in order to directly correlate immobilized probe (major allergens) density to allergen-specific IgE in patient serum. However, this platform only operates in processed serum samples, which is not ideal for point of care testing. Thus, a high magnification modality of IRIS was adapted as an alternative allergy diagnostic platform to automatically discriminate and size single nanoparticles bound to specific IgE in unprocessed, characterized human blood and serum samples. These features make IRIS an ideal candidate for clinical and diagnostic applications, such a POC testing. The high magnification (nanoparticle counting) modality in conjunction with low magnification of IRIS in a combined instrument offers four significant advantages compared to existing sensing technologies: IRIS i) corrects for any variation in probe immobilization, ii) detects proteins from attomolar to nanomolar concentrations in unprocessed biological samples, iii) unambiguously discriminates nanoparticles tags on a robust and physically large sensor area, iv) detects protein targets with conjugated nanoparticle tags (~40nm diameter), which minimally affect assay kinetics compared to conventional microparticle tagging methods, and v) utilizes components that make the instrument inexpensive, robust, and portable. This platform was successfully validated on patient serum and whole blood samples with documented allergy profiles (ImmunoCAPRTM, ThermoFisher Scientific).
Prescott, Susan L
2016-01-01
Early-life nutritional exposures are significant determinants of the development and future health of all organ systems. The dramatic rise in infant immune diseases, most notably allergy, indicates the specific vulnerability of the immune system to early environmental changes. Dietary changes are at the center of the emerging epigenetic paradigms that underpin the rise in many modern inflammatory and metabolic diseases. There is growing evidence that exposures in pregnancy and the early postnatal period can modify gene expression and disease susceptibility. Although modern dietary changes are complex and involve changing patterns of many nutrients, there is also interest in the developmental effects of specific nutrients. Oligosaccharides (soluble fiber), antioxidants, polyunsaturated fatty acids, folate and other vitamins have documented effects on immune function as well as metabolism. Some have also been implicated in modified risk of allergic diseases in observational studies. Intervention studies are largely limited to trials with polyunsaturated fatty acids and oligosaccharides, showing preliminary but yet unconfirmed benefits in allergy prevention. Understanding how environmental influences disrupt the finely balanced development of immune and metabolic programming is of critical importance. Diet-sensitive pathways are likely to be crucial in these processes. While an epigenetic mechanism provides a strong explanation of how nutritional exposures can affect fetal gene expression and subsequent disease risk, other diet-induced tissue compositional changes may also contribute directly to altered immune and metabolic function--including diet-induced changes in the microbiome. A better understanding of nutritional programming of immune health, nutritional epigenetics and the biological processes sensitive to nutritional exposures early in life may lead to dietary strategies that provide more tolerogenic conditions during early immune programming and reduce the burden of many inflammatory diseases--not just allergy. © 2016 Nestec Ltd., Vevey/S. Karger AG, Basel.
Ferraz, Erica; Arruda, Luisa Karla de Paula; Bagatin, Ericson; Martinez, Edson Z; Cetlin, Andrea A; Simoneti, Christian S; Freitas, Amanda S; Martinez, José A B; Borges, Marcos C; Vianna, Elcio O
2013-01-01
OBJECTIVE: Subjects exposed to laboratory animals are at a heightened risk of developing respiratory and allergic diseases. These diseases can be prevented by simple measures such as the use of personal protective equipment. We report here the primary findings of the Laboratory Animals and Respiratory Allergies Study regarding the prevalence of allergic diseases among laboratory animal workers, the routine use of preventive measures in laboratories and animal facilities, and the need for prevention programs. METHODS: Animal handlers and non-animal handlers from 2 Brazilian universities (University of São Paulo and State University of Campinas) answered specific questionnaires to assess work conditions and symptoms. These subjects also underwent spirometry, a bronchial challenge test with mannitol, and skin prick tests for 11 common allergens and 5 occupational allergens (rat, mouse, guinea pig, hamster, and rabbit). RESULTS: Four hundred fifty-five animal handlers (32±10 years old [mean±SD], 209 men) and 387 non-animal handlers (33±11 years old, 121 men) were evaluated. Sensitization to occupational allergens was higher among animal handlers (16%) than non-animal handlers (3%, p<0.01). Accessibility to personal protective equipment was measured at 85% (median, considering 73 workplaces of the animal handler group). Nineteen percent of the animal handlers indicated that they wear a respirator at all times while handling animals or working in the animal room, and only 25% of the animal handlers had received an orientation about animal-induced allergies, asthma, or rhinitis. CONCLUSION: In conclusion, our data indicate that preventive programs are necessary. We suggest providing individual advice to workers associated with institutional programs to promote a safer work environment. PMID:23778494
Contact Allergy Cross-reactions: Retrospective Clinical Data and Review of the Literature.
Scheman, Andrew; Hipolito, Ricky; Severson, David; Youkhanis, Nineveh
We discuss cross-reactions that can occur when a patient allergic to a specific allergen also reacts to a similar allergen. Currently, The American Contact Dermatitis Society Contact Allergy Management Program, which allows physicians to identify safe products for their patients, uses a 10% threshold to distinguish significant cross-reactors. New clinical data from a patch testing center along with previous data in the literature are analyzed to help determine whether current cross-reactor definitions are reasonable or should be altered.
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Continuing Professional Education Programs of Voluntary Health Agencies.
ERIC Educational Resources Information Center
American Medical Association, Chicago, IL.
Organizational objectives and professional continuing education programs of ten voluntary health agencies--Allergy Foundation of America, American Cancer Society, American Heart Association, Arthritis Foundation, National Association for Mental Health, National Foundation for Infantile Paralysis, National Society for the Prevention of Blindness,…
Wang, X Y; Ning, H Y; Chu, S M; Jiang, L; Pang, Y J; Jin, W T; Wang, S Q; Wang, X Y
2017-12-05
Objective: To explore the feature of allergic sensitization of tree pollen and the relationship between tree pollen and airborne pollen in Beijing. Method: Two thousand five hundred and twenty-one patients with allergic diseases were enrolled between January to July in 2017 in an allergy department. All patients received SPT of 8 kinds of tree pollen. Result: ①The overall tree pollen positive rate of SPT was 49.3% (1 244/2 521). Male had a higher positive rate than female (56.4% vs 45.0%, P <0.01) while child group had a higher positive rate than adult group (55.9% vs 48.6%, P <0.05). The poly sensitization was observed with a rate of 26.3%, take the percentage of 53.3% of the overall positive subjects. ②The highest sensitization rate was found in March (62.2%), followed by May (52.1%), the lowest was January (27.9%). There was a positive correlation between tree pollen sensitization rate and pollen count of each month ( r =0.929, P <0.01). ③Cypress had the highest positive rate (34.6%), followed by poplar (21.3%), the lowest was sophora (13.3%). The sensitization rate was positively correlated with pollen count among different tree pollen ( r =0.714, P <0.05). Conclusion: The main allergic pollen in Beijing was cypress. The tree pollen sensitization showed a seasonality with the peak in March. The sensitization status was tightly associated with the amount of airborne pollen. Copyright© by the Editorial Department of Journal of Clinical Otorhinolaryngology Head and Neck Surgery.
Sudre, B; Vacheyrou, M; Braun-Fahrländer, C; Normand, A-C; Waser, M; Reboux, G; Ruffaldi, P; von Mutius, E; Piarroux, R
2009-07-01
There is evidence of an allergy protective effect in children raised on farm. It has been assumed that microbial exposure may confer this protection. However in farm, little attention has been given to the pollen level and to concomitant microbiological exposure, and indoor pollen concentrations have never been precisely quantified. The kinetics of pollen in dairy farms have been studied in a pilot study (n = 9), and exposure in a sub-sample of the ongoing European birth cohort PASTURE (n = 106). Measurements of viable microorganisms and pollen were performed in air samples. To identify factors that modulate the pollen concentration multivariate regression analyses were run. Indoor pollen (95% of Poaceae fragments and grains) were significantly higher in winter than in summer (P = 0.001) and ranged between 858 to 11 265 counts/m(3) during feeding in winter, thus exceeding typical outdoor levels during the pollen season. Geometric mean in French farms was significantly higher than in German and Swiss farms (7 534, 992 and 1 079 count/m(3), respectively). The presence of a ventilation system and loose housing systems significantly reduced indoor pollen levels. This pollen concentration rise after feeding was accompanied by an increase in fungal and actinomycetal levels, whereas the concentration of bacteria was not associated with feeding. Farmers and their children who attend cowsheds during the feeding sessions are exposed perennially to high pollen concentrations. It might be speculated that the combined permanent exposure to microbes from livestock and grass pollen may initiate tolerance in children living on a farm.
Safety and efficacy of Crotalidae Polyvalent Immune Fab in pediatric crotaline envenomations.
Pizon, Anthony F; Riley, Bradley D; LoVecchio, Frank; Gill, Ruqayya
2007-04-01
Since it was approved by the Food and Drug Administration in October 2000, Crotalidae Polyvalent Immune Fab (CroFab) has largely replaced previously used crotaline antivenom. CroFab is more specifically tailored for crotalids of North America and is less allergenic than whole immunoglobulin antivenoms. However, premarketing and postmarketing studies have excluded children. To describe the safety and efficacy of CroFab in pediatric crotaline envenomations. Using admission and billing records, the authors identified all children 13 years of age and younger treated with CroFab at a pediatric hospital between October 2000 and September 2005. Charts were reviewed by two trained, blinded extractors. Data regarding age, signs of envenomation, laboratory values, total antivenom vials used, total vials used to gain control, transfused blood products, signs of acute allergy to antivenom, and any surgical procedures were abstracted. Data were analyzed using descriptive statistics. Twenty-four patients were identified, and their mean age was 7.3 (range, 1.9-13) years. At presentation, all had swelling, 14 (58%) had a prothrombin time >13 seconds, two (8.3%) had a fibrinogen level <150 mg/dL, and three (12.5%) had platelet counts <150,000/mL. The mean number of total antivenom vials used was 12.3 (range, 4-24). Five patients had resolution of swelling, but platelet counts continued to fall despite antivenom treatment. No patient required blood products, debridement of skin, or fasciotomy. There was only one (4.2%) possible acute allergy to CroFab, and there were no deaths. In this pediatric series, CroFab appears safe and effective, despite occasional resistant thrombocytopenia.
Detection of allergen sources in the homes of sensitized children.
Álvarez-Chávez, Clara R; Flores-Bernal, José L; Esquer-Peralta, Javier; Munguía-Vega, Nora E; Corella-Madueño, María A G; Rascón-Careaga, Antonio; Turcotte, David; Velázquez-Contreras, Luis E
2016-11-01
To identify the presence of environmental factors linked to the onset of allergies and asthma in the homes of children participating in an early detection program that were identified with sensitivity to common allergens in the region of Sonora, Mexico. A walkthrough assessment was carried out in the homes of sensitized children; the research tools were the questionnaire and environmental checklist proposed by the Lowell Healthy Homes Program of the University of Massachusetts-Lowell. The results showed the presence of environmental allergen sources, to which most of the children in the study are sensitized, as well as the environmental conditions and habits that determine the quality of the indoor air of the households, were both related to triggering allergies and asthma in this population. A statistically significant association was found between the visual observation of dust inside homes and the sensitivity of children to dust mites. Dust found inside the home was the most relevant environmental factor related to positive cases of IgE in children. Early detection of allergies in children in the study and the methodology used in this investigation provided a useful framework for the design of plans and intervention alternatives in these homes to prevent the development of allergies and asthma panorama. These plans should be designed with a multidisciplinary approach to impact social, environmental and economic benefits in the family, improving the living conditions of the study population and contributing to the sustainable development goals of the United Nations for 2030.
Cadavid, Angela P; Bannenberg, Gérard L; Arck, Petra C; Fitzgerald, Justine S; Markert, Udo R
2011-05-01
Different conventional anti-asthmatic and anti-allergic drugs are commonly used in pregnancy, including inhaled corticosteroids, long- and short-acting β-agonists, leukotriene modifiers, cromolyn, and theophylline. Alternatively, immunotherapy with allergens before and during pregnancy is accepted as a causal treatment of allergies, but the allergy specifity and severity in combination with a variety of application protocols and procedures cause wide heterogenity of this treatment principle. Furthermore, the pharmacokinetic characteristics and the US Food and Drug Administration (FDA) classification of conventional anti-allergic drugs and immunological implications of immunotherapy are summarized in this review, and insights on fetal programming of allergies are introduced. We propose a potential perspective of treatment with anti-inflammatory and pro-resolving mediators, such as lipoxins, resolvins and protectins; these are lipid mediators physiologically generated during the immune response from arachidonic acid, eicosapentaenoic acid and docosahexaenoic acid. This proposal fits with the recently appreciated approaches to allergy prevention for the newborn child by a balanced maternal nutrition and omega-3 long-chain polyunsaturated fatty acid consumption.
Protocol Coordinator | Center for Cancer Research
PROGRAM DESCRIPTION Within the Leidos Biomedical Research Inc.’s Clinical Research Directorate, the Clinical Monitoring Research Program (CMRP) provides high-quality comprehensive and strategic operational support to the high-profile domestic and international clinical research initiatives of the National Cancer Institute (NCI), National Institute of Allergy and Infectious
The medical and scientific responsibility of pollen information services.
Bastl, Katharina; Berger, Markus; Bergmann, Karl-Christian; Kmenta, Maximilian; Berger, Uwe
2017-01-01
Pollen information as such is highly valuable and was considered so far as a self-evident good free for the public. The foundation for reliable and serious pollen information is the careful, scientific evaluation of pollen content in the air. However, it is essential to state and define now the requirements for pollen data and qualifications needed for institutions working with pollen data in the light of technical developments such as automated pollen counting and various political interests in aerobiology including attempts to finally acknowledge pollen and spores as relevant biological particles in the air worth being considered for pollution and health directives. It has to be emphasized that inadequate pollen forecasts are a considerable health risk for pollen allergy sufferers. Therefore, the responsibility of institutions involved in pollen monitoring and forecasting is high and should be substantiated with respective qualifications and know-how. We suggest here for the first time a portfolio of quality criteria and demand rigorous scientific monitoring and certification of such institutions in the interest and for the protection of persons affected by a pollen allergy.
[Dust mites as occupational allergens in two bakeries of La Habana, Cuba].
Fernández-Duro, Bárbara I; Alvarez-Castelló, Mirta; Mateo-Morejón, Mayteé; Luis-Rodríguez, Bárbara; Labrada-Rosado, Alexis
2014-01-01
Occupational allergies are becoming more frequent. The allergens present in the working environment of bakeries, such as mites, are not well identified despite being known risk factors of respiratory diseases. To isolate and identify the species of mites present in two bakeries in La Habana, Cuba, with high sensitization of mites on their workers. A descriptive study was done in which samples were taken by tripled from potential sources of mites in bakeries -as flourin use, spills of wheat on the floors, wheat flour stored in sealed bags, sugar, yeast, granulated baker- that were processed, according to the method of flotation of Hart and Fain (1987) to isolate, identify and count the mites present. Mites were found in samples of wheat flourin use, spills on the floorsand in the wheat flourstored in sealed bags. The species identified were Blomia tropicalis (70%), Tyrophagus putrescentiae (20%) and to a lesser degree Dermatophagoides pteronyssinus and Dermatophagoides siboney. There is a high exposure to house dust mites, particularly to store mites, which constitute a risk factor of occupational allergy to consider.
45 CFR 263.5 - When do expenditures in State-funded programs count?
Code of Federal Regulations, 2014 CFR
2014-10-01
..., or Transitional Child Care programs, then current fiscal year expenditures in this program count in... recipients, At-Risk Child Care, or Transitional Child care programs, then countable expenditures are limited... 45 Public Welfare 2 2014-10-01 2012-10-01 true When do expenditures in State-funded programs count...
45 CFR 263.5 - When do expenditures in State-funded programs count?
Code of Federal Regulations, 2013 CFR
2013-10-01
..., or Transitional Child Care programs, then current fiscal year expenditures in this program count in... recipients, At-Risk Child Care, or Transitional Child care programs, then countable expenditures are limited... 45 Public Welfare 2 2013-10-01 2012-10-01 true When do expenditures in State-funded programs count...
Mridula, P A; Mahesh, P A; Abraham, Jacob N; Amrutha, D H; Agashe, S N; Sitesh, Roy; Vedanthan, P K
2011-01-01
Dolichandrone platycalyx, commonly known as Nile trumpet tree, is believed to have originated in East Africa. However, this and the variants of this tree are found in Europe, Asia, and America (California and Florida). The tree mostly grows in tropical climates, but temperate species are also found. This study was designed to evaluate the allergenicity of D. platycalyx, one of the most common entomophilous avenue trees in Karnataka state, and to determine the pollen production of D. platycalyx. All of the patients with allergic rhinitis and asthma attending a tertiary care center in South India during August 2007 to March 2008 underwent a detailed clinical evaluation and skin-prick testing to common allergens along with D. platycalyx. Control subjects without any symptoms of respiratory allergy also underwent skin testing. The pollen counts were determined for a mature unopened flower of D. platycalyx. A total of 317 subjects with respiratory allergy and 30 controls were included in the study. A significant percentage (16.1%) of patients evaluated were observed to be sensitive to Dolichandrone pollen extract by skin-prick testing, whereas none of the control subjects were found to be sensitized. D. platycalyx was the fourth most common sensitizer after Parthenium hysterophorus, Prosopis juliflora, and Artemesia vulgaris. D. platycalyx was found to be a moderate pollen producer at 66,000 pollens/flower. Sensitization to D. platycalyx is common in subjects with respiratory allergies. The clinical relevance of this sensitization and other entomophilous plants needs additional study.
The effect of ovalbumin on orthodontic induced root resorption.
Aghili, Hosseinagha; Ardekani, Mohammad Danesh; Meybodi, Seyed Amir Reza Fatahi; Toodehzaeim, Mohammad Hossein; Modaresi, Jalil; Mansouri, Reza; Momeni, Ehsan
2013-09-01
This randomized trial was undertaken to investigate the effect of experimentally induced allergy on orthodontic induced root resorption. A total of 30 Wistar rats were divided randomly into test and control groups. Starting from the first 3 days, the rats in the test group were injected intra-peritoneally by 2 mg ovalbumin as allergen and 0.5 mg Alume as adjuvant. Afterward only allergen was injected once a week. The control group was injected by normal saline. After 21 days, Wistar immunoglobulin E was measured and peripheral matured eosinophil was counted. A total of 50 g nickel-titanium closed coil spring was ligated between right incisor and first molar. All animals were sacrificed after 14 days. The mesial root of the right and left first molar was dissected in a horizontal plane. The specimens were divided into four groups considering whether force and/or ovalbumin was applied or not. Root resorption was measured and compared among these groups. Repeated measures analysis of variance (ANOVA), and Bonferoni tests were used to analyze the data. The level of significance was determined at 0.05. In general, the differences were insignificant (P < 0.05). As the only exception, the group in which both ovalbumin and force were applied had significantly more root resorption than the group in which neither force nor ovalbumin was applied (P > 0.001). Allergy may increase the susceptibility to root resorption. Application of light force, periodical monitoring of root resorption and control of allergy are advisable.
Pediatric allergy and immunology in Japan.
Ebisawa, Motohiro; Nishima, Sankei; Ohnishi, Hidenori; Kondo, Naomi
2013-11-01
The Japanese Society of Pediatric Allergy and Clinical Immunology (JSPACI) was started in 1966 and currently has 3613 members as of August 1, 2012. The number of pediatricians specializing in allergies who have been certified by the Japanese Society of Allergology is 817. Among these, there are 125 training directors and training facilities for allergy and clinical immunology. The JSPACI first published an asthma guideline specific for children in 2000, and this has been revised every 3 yrs, contributing to better control of pediatric asthma. Food allergy management guidelines were first developed in 2005, which have helped to improve the care of food allergy patients. Among 514 pediatric training programs by the Japanese Society of Pediatrics, there are 312 facilities routinely performing oral food challenges. Among these, there were already 53 facilities performing oral immunotherapy at the end of 2011, treating 1400 cases of food allergy. The prevalence of pediatric allergic diseases has increased in Japan over the past 50 yrs. A number of International Study of Asthma and Allergies in Childhood surveys have been conducted in the past at specific times. The prevalence of wheezing among children aged 13-14 yrs in 2002 was 13.0%. Multi-year surveys found a 1.5- to 2-fold increase every 10 yrs until 2002. However, according to the latest data in 2012, asthma prevalence seems to have slightly decreased in Japan. Food allergy mainly associated with infantile atopic eczema among infants younger than 1 yr of age is the most common form as with other developed countries. The estimated food allergy prevalence based on data from several surveys is 5-10% among infants (0-6 yrs) and 1-2% among schoolchildren (6-15 yrs). A variety of patients suffering from primary deficiency syndrome have been actively analyzed. Previously, antibody defects and well-defined syndromes with immunodeficiency were analyzed, but recent research is focusing on not only acquired immune disorders but also on innate immune disorders. In contrast to the widespread use of oral immunotherapy, one immediate issue is to develop and reassess subcutaneous and sublingual immunotherapies for mite and Japanese cedar pollen antigens that have been disused in Japan since the 1990s. © 2013 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Prevalence of cow's milk protein allergy among children in a university community hospital.
Mehaudy, Romina; S Parisi, Claudio A; Petriz, Natalia; Eymann, Alfredo; Jauregui, María B; Orsi, Marina
2018-06-01
Cow's milk protein allergy (CMPA) is the most common food allergy in pediatrics. In Argentina, the prevalence of this disease has been evaluated in a few trials. To estimate the prevalence of CMPA and describe its variation throughout a period of 11 years. A retrospective cohort study was carried out in live newborn infants enrolled in a health care program of a university community hospital. One hundred and sixteen cases of children with CMPA were identified. Cumulative prevalence was 0.8% (95% confidence interval [CI]: 0.65-0.95). A percent increase of 0.4% in 2004 to 1.2% in 2014 was observed in the number of cases per year. In 2014, CMPA prevalence was 1.2%, i.e. three times that of 2004. Sociedad Argentina de Pediatría.
Yun, Jeong H; Lamb, Andrew; Chase, Robert; Singh, Dave; Parker, Margaret M; Saferali, Aabida; Vestbo, Jørgen; Tal-Singer, Ruth; Castaldi, Peter J; Silverman, Edwin K; Hersh, Craig P
2018-06-01
Eosinophilic airway inflammation in patients with chronic obstructive pulmonary disease (COPD) is associated with exacerbations and responsivity to steroids, suggesting potential shared mechanisms with eosinophilic asthma. However, there is no consistent blood eosinophil count that has been used to define the increased exacerbation risk. We sought to investigate blood eosinophil counts associated with exacerbation risk in patients with COPD. Blood eosinophil counts and exacerbation risk were analyzed in patients with moderate-to-severe COPD by using 2 independent studies of former and current smokers with longitudinal data. The Genetic Epidemiology of COPD (COPDGene) study was analyzed for discovery (n = 1,553), and the Evaluation of COPD Longitudinally to Identify Predictive Surrogate Endpoints (ECLIPSE) study was analyzed for validation (n = 1,895). A subset of the ECLIPSE study subjects were used to assess the stability of blood eosinophil counts over time. COPD exacerbation risk increased with higher eosinophil counts. An eosinophil count threshold of 300 cells/μL or greater showed adjusted incidence rate ratios for exacerbations of 1.32 in the COPDGene study (95% CI, 1.10-1.63). The cutoff of 300 cells/μL or greater was validated for prospective risk of exacerbation in the ECLIPSE study, with adjusted incidence rate ratios of 1.22 (95% CI, 1.06-1.41) using 3-year follow-up data. Stratified analysis confirmed that the increased exacerbation risk associated with an eosinophil count of 300 cells/μL or greater was driven by subjects with a history of frequent exacerbations in both the COPDGene and ECLIPSE studies. Patients with moderate-to-severe COPD and blood eosinophil counts of 300 cells/μL or greater had an increased risk exacerbations in the COPDGene study, which was prospectively validated in the ECLIPSE study. Copyright © 2018 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
American College of Allergy, Asthma & Immunology
... Why Anaphylaxis Types of Allergies: Ragweed Allergy Pine Tree Allergy Hives (Urticaria) Food Allergy Types of Food ... Fish Allergy Eosinophilic Esophagitis Egg Allergy Corn Allergy Tree Nut Allergy Food Allergy Diagnosis Food Allergy Avoidance ...
Patient Care Coordinator | Center for Cancer Research
PROGRAM DESCRIPTION Within the Leidos Biomedical Research Inc.’s Clinical Research Directorate, the Clinical Monitoring Research Program (CMRP) provides high-quality comprehensive and strategic operational support to the high-profile domestic and international clinical research initiatives of the National Cancer Institute (NCI), National Institute of Allergy and Infectious
77 FR 13133 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2012-03-05
... Infectious Diseases Special Emphasis Panel Integrated Preclinical/Clinical Program for HIV Topical..., and Transplantation Research; 93.856, Microbiology and Infectious Diseases Research, National...
78 FR 40756 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2013-07-08
... Infectious Diseases Special Emphasis Panel; Integrated Preclinical/Clinical AIDS Vaccine Development Program..., and Transplantation Research; 93.856, Microbiology and Infectious Diseases Research, National...
Advances in environmental and occupational diseases 2004.
Frew, Anthony J
2005-06-01
2004 was another good year for publications on environmental and occupational disorders in our journal. The major focus is clearly on the environment and particularly on environmental risk factors for sensitization and asthma. There is a growing consensus that exposure to pets is good, provided there is enough of it. Low levels enhance sensitization, and higher levels protect against the consequences of that sensitization. Following on from previous work on cockroaches, we now see allergy to feral mice as an emergent problem--at least we now have the tools to study this properly. Emphasis seems to be swinging away from the outdoor environment as a cause of allergic disease and toward the indoor environment, which is, after all, where most of us spend most of our lives. New techniques for studying isocyanate allergy might kindle a revival of interest in the mechanisms of occupational asthma caused by low-molecular-weight compounds. But for all types of occupational allergy, prevention remains key, and it is good to see that comprehensive programs of allergen reduction can pay off in reduced rates of latex allergy in health care workers. Further work in the area of recombinant allergens is welcome but needs soon to be translated into new diagnostic and therapeutic strategies. This sector of allergy research remains vibrant, and the editors will continue to welcome outstanding contributions in this area.
Point-of-care blood eosinophil count in a severe asthma clinic setting.
Heffler, Enrico; Terranova, Giovanni; Chessari, Carlo; Frazzetto, Valentina; Crimi, Claudia; Fichera, Silvia; Picardi, Giuseppe; Nicolosi, Giuliana; Porto, Morena; Intravaia, Rossella; Crimi, Nunzio
2017-07-01
One of the main severe asthma phenotypes is severe eosinophilic or eosinophilic refractory asthma for which novel biologic agents are emerging as therapeutic options. In this context, blood eosinophil counts are one of the most reliable biomarkers. To evaluate the performance of a point-of-care peripheral blood counter in a patients with severe asthma. The blood eosinophil counts of 76 patients with severe asthma were evaluated by point-of-care and standard analyzers. A significant correlation between blood eosinophils assessed by the 2 devices was found (R 2 = 0.854, P < .001); similar correlations were found also for white blood cells, neutrophils, and lymphocytes. The point-of-care device had the ability to predict blood eosinophil cutoffs used to select patients for biologic treatments for severe eosinophilic asthma and the ELEN index, a composite score useful to predict sputum eosinophilia. The results of our study contribute to the validation of a point-of-care device to assess blood eosinophils and open the possibility of using this device for the management of severe asthma management. Copyright © 2017 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
The IAEA neutron coincidence counting (INCC) and the DEMING least-squares fitting programs
DOE Office of Scientific and Technical Information (OSTI.GOV)
Krick, M.S.; Harker, W.C.; Rinard, P.M.
1998-12-01
Two computer programs are described: (1) the INCC (IAEA or International Neutron Coincidence Counting) program and (2) the DEMING curve-fitting program. The INCC program is an IAEA version of the Los Alamos NCC (Neutron Coincidence Counting) code. The DEMING program is an upgrade of earlier Windows{reg_sign} and DOS codes with the same name. The versions described are INCC 3.00 and DEMING 1.11. The INCC and DEMING codes provide inspectors with the software support needed to perform calibration and verification measurements with all of the neutron coincidence counting systems used in IAEA inspections for the nondestructive assay of plutonium and uranium.
Pérez-Badia, Rosa; Rapp, Ana; Vaquero, Consolación; Fernández-González, Federico
2011-01-01
A study was made of airborne pollen counts in Cuenca (east-central Iberian Peninsula, Spain), using data obtained over a 3-year period (2008-2010). This is the first such study carried out in the World Heritage city of Cuenca, situated in the large region of Castilla-La Mancha. Air monitoring was performed using the sampling and analysis procedures recommended by the Spanish Aerobiology Network. Sampling commenced in mid- 2007, and provided the first recorded pollen-spectrum for the area. The greatest pollen-type diversity was recorded in spring, whilst the highest pollen counts (over 80 percent of the annual total) were observed between February and June. The lowest counts were found in September, November and December. The 10 leading taxa, in order of abundance, were: Cupressaceae, Quercus, Urticaceae, Pinus, Olea, Poaceae, Populus, Platanus, Chenopodiaceae-Amaranthaceae and Plantago. The pollen calendar was thus typically Mediterrean, and comprised the 27 pollen types reaching 10-day mean counts of over 1 grain/m(3) of air. Maximum concentration values during the day were recorded between 12:00-20:00, coinciding with the highest temperatures and lowest humidity levels. The pollen types responsible for most allergies in the city of Cuenca, ordered by the number of days on which risk levels were reached, were: Poaceae, Urticaceae, Cupressaceae, Olea, Platanus and Chenopodiaceae-Amaranthaceae.
Fernández-González, D; González-Parrado, Z; Vega-Maray, A M; Valencia-Barrera, R M; Camazón-Izquierdo, B; De Nuntiis, P; Mandrioli, P
2010-11-01
The allergic response in susceptible patients does not always coincide with the presence and magnitude of airborne pollen counts. The prevalence of allergy to Platanus is currently moderate, although the percentage of monosensitized patients is low. This hinders accurate interpretation of the relationship between the amount of pollen inhaled and the patient's symptoms. This study aims to investigate the relationship between the atmospheric concentration pattern of Pla a 1 aeroallergen and the Platanus pollen. The pollen sampling was carried out using a Hirst-type volumetric trap (Burkard(©) ) for pollen grains and a Burkard Cyclone sampler (Burkard(©) ) for Pla a 1 allergen. Serum-specific IgE levels to Acer sp., Artemisia vulgaris, Betula alba, Chenopodium album, Cupressus arizonica, Cynodon dactylon, Fraxinus excelsior, Lolium perenne, Pinus sp., Plantago lanceolata, Platanus acerifolia, Populus sp., Quercus ilex and Taraxacum officinale allergens were determined using the EAST System (Hytec specific IgE EIA kit; Hycor Biomedical, Kassel, Germany). The aerobiological dynamics of Platanus pollen grains and Pla a 1 differed considerably, particularly during the Platanus pollination period. Of the 118 subjects tested, sera from 34 contained specific IgE to Platanus pollen and all of them had specific IgE to other pollen types. The presence of the aeroallergen Pla a 1 in the atmosphere appears to be independent of Platanus pollen counts over the same period, which may be contributing to allergic symptoms and sensitization. The number of polysensitized patients displaying allergy to Platanus suggested that allergic symptoms were caused by co-sensitization or cross-reactivity involving a number of allergenic particles. © 2010 Blackwell Publishing Ltd.
An unusual case of anaphylaxis. Mold in pancake mix.
Bennett, A T; Collins, K A
2001-09-01
Anaphylactic reactions involve contact with an antigen that evokes an immune reaction that is harmful. This type of reaction is a rapidly developing immunologic reaction termed a type I hypersensitivity reaction. The antigen complexes with an IgE antibody that is bound to mast cells and basophils in a previously sensitized individual. Upon re-exposure, vasoactive and spasmogenic substances are released that act on vessels and smooth muscle. The reaction can be local or systemic and may be fatal. The authors report the death of a 19-year-old white male who had a history of "multiple allergies," including pets, molds, and penicillin. One morning, he and his friends made pancakes with a packaged mix that had been opened and in the cabinet for approximately 2 years. The friends stopped eating the pancakes because they said that they tasted like "rubbing alcohol." The decedent continued to eat the pancakes and suddenly became short of breath. He was taken to a nearby clinic, where he became unresponsive and died. At autopsy, laryngeal edema and hyperinflated lungs with mucous plugging were identified. Microscopically, edema and numerous degranulating mast cells were identified in the larynx. The smaller airways contained mucus, and findings of chronic asthma were noted. Serum tryptase was elevated at 14.0 ng/ml. The pancake mix was analyzed and found to contain a total mold count of 700/g of mix as follows: Penicillium, Fusarium, Mucor, and Aspergillus. Witness statements indicate that the decedent ate two pancakes; thus he consumed an approximate mold count of 21,000. The decedent had a history of allergies to molds and penicillin, and thus was allergic to the molds in the pancake mix. The authors present this unusual case of anaphylaxis and a review of the literature.
Effect of Mouse Strain in a Model of Chemical-induced Respiratory Allergy
Nishino, Risako; Fukuyama, Tomoki; Watanabe, Yuko; Kurosawa, Yoshimi; Ueda, Hideo; Kosaka, Tadashi
2014-01-01
The inhalation of many types of chemicals is a leading cause of allergic respiratory diseases, and effective protocols are needed for the detection of environmental chemical–related respiratory allergies. In our previous studies, we developed a method for detecting environmental chemical–related respiratory allergens by using a long-term sensitization–challenge protocol involving BALB/c mice. In the current study, we sought to improve our model by characterizing strain-associated differences in respiratory allergic reactions to the well-known chemical respiratory allergen glutaraldehyde (GA). According to our protocol, BALB/c, NC/Nga, C3H/HeN, C57BL/6N, and CBA/J mice were sensitized dermally with GA for 3 weeks and then challenged with intratracheal or inhaled GA at 2 weeks after the last sensitization. The day after the final challenge, all mice were euthanized, and total serum IgE levels were assayed. In addition, immunocyte counts, cytokine production, and chemokine levels in the hilar lymph nodes (LNs) and bronchoalveolar lavage fluids (BALF) were also assessed. In conclusion, BALB/c and NC/Nga mice demonstrated markedly increased IgE reactions. Inflammatory cell counts in BALF were increased in the treated groups of all strains, especially BALB/c, NC/Nga, and CBA/J strains. Cytokine levels in LNs were increased in all treated groups except for C3H/HeN and were particularly high in BALB/c and NC/Nga mice. According to our results, we suggest that BALB/c and NC/Nga are highly susceptible to respiratory allergic responses and therefore are good candidates for use in our model for detecting environmental chemical respiratory allergens. PMID:25048268
Effect of mouse strain in a model of chemical-induced respiratory allergy.
Nishino, Risako; Fukuyama, Tomoki; Watanabe, Yuko; Kurosawa, Yoshimi; Ueda, Hideo; Kosaka, Tadashi
2014-01-01
The inhalation of many types of chemicals is a leading cause of allergic respiratory diseases, and effective protocols are needed for the detection of environmental chemical-related respiratory allergies. In our previous studies, we developed a method for detecting environmental chemical-related respiratory allergens by using a long-term sensitization-challenge protocol involving BALB/c mice. In the current study, we sought to improve our model by characterizing strain-associated differences in respiratory allergic reactions to the well-known chemical respiratory allergen glutaraldehyde (GA). According to our protocol, BALB/c, NC/Nga, C3H/HeN, C57BL/6N, and CBA/J mice were sensitized dermally with GA for 3 weeks and then challenged with intratracheal or inhaled GA at 2 weeks after the last sensitization. The day after the final challenge, all mice were euthanized, and total serum IgE levels were assayed. In addition, immunocyte counts, cytokine production, and chemokine levels in the hilar lymph nodes (LNs) and bronchoalveolar lavage fluids (BALF) were also assessed. In conclusion, BALB/c and NC/Nga mice demonstrated markedly increased IgE reactions. Inflammatory cell counts in BALF were increased in the treated groups of all strains, especially BALB/c, NC/Nga, and CBA/J strains. Cytokine levels in LNs were increased in all treated groups except for C3H/HeN and were particularly high in BALB/c and NC/Nga mice. According to our results, we suggest that BALB/c and NC/Nga are highly susceptible to respiratory allergic responses and therefore are good candidates for use in our model for detecting environmental chemical respiratory allergens.
Ghosal, Kavita; Pandey, Naren; Bhattacharya, Swati Gupta
2015-01-01
Pollen grains released by plants are dispersed into the air and can become trapped in human nasal mucosa, causing immediate release of allergens triggering severe Type 1 hypersensitivity reactions in susceptible allergic patients. Recent epidemiologic data show that 11-12% of people suffer from this type of disorders in India. Hence, it is important to examine whether pollen grains have a role in dissipating respiratory problems, including allergy and astma, in a subtropical suburban city. Meteorological data were collected for a period of two years, together with aerobiological sampling with a Burkard sampler. A pollen calendar was prepared for the city. A health survey and the hospitalization rate of local people for the above problems were documented following statistical analysis between pollen counts and the data from the two above-mentioned sources. Skin Prick Test and Indirect ELISA were performer for the identification of allergenic pollen grains. Bio-monitoring results showed that a total of 36 species of pollen grains were located in the air of the study area, where their presence is controlled by many important meteorological parameters proved from SPSS statistical analysis and by their blooming periods. Statistical analysis showed that there is a high positive correlation of monthly pollen counts with the data from the survey and hospital. Biochemical tests revealed the allergic nature of pollen grains of many local species found in the sampler. Bio-monitoring, together with statistical and biochemical results, leave no doubt about the role of pollen as a bio-pollutant. General knowledge about pollen allergy and specific allergenic pollen grains of a particular locality could be a good step towards better health for the cosmopolitan suburban city.
76 FR 54240 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2011-08-31
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Puc, Małgorzata; Wolski, Tomasz
2013-01-01
The allergenic pollen content of the atmosphere varies according to climate, biogeography and vegetation. Minimisation of the pollen allergy symptoms is related to the possibility of avoidance of large doses of the allergen. Measurements performed in Szczecin over a period of 13 years (2000-2012 inclusive) permitted prediction of theoretical maximum concentrations of pollen grains and their probability for the pollen season of Poaceae, Artemisia and Ambrosia. Moreover, the probabilities were determined of a given date as the beginning of the pollen season, the date of the maximum pollen count, Seasonal Pollen Index value and the number of days with pollen count above threshold values. Aerobiological monitoring was conducted using a Hirst volumetric trap (Lanzoni VPPS). Linear trend with determination coefficient (R(2)) was calculated. Model for long-term forecasting was performed by the method based on Gumbel's distribution. A statistically significant negative correlation was determined between the duration of pollen season of Poaceae and Artemisia and the Seasonal Pollen Index value. Seasonal, total pollen counts of Artemisia and Ambrosia showed a strong and statistically significant decreasing tendency. On the basis of Gumbel's distribution, a model was proposed for Szczecin, allowing prediction of the probabilities of the maximum pollen count values that can appear once in e.g. 5, 10 or 100 years. Short pollen seasons are characterised by a higher intensity of pollination than long ones. Prediction of the maximum pollen count values, dates of the pollen season beginning, and the number of days with pollen count above the threshold, on the basis of Gumbel's distribution, is expected to lead to improvement in the prophylaxis and therapy of persons allergic to pollen.
Practical environmental modifications for the inhalant allergy patient.
Gage-White, L
1998-02-01
Environmental management of inhalant allergens is an important part of a comprehensive allergy management program and is the most controllable aspect by the patient. The safest and most effective way to eliminate an allergic reaction is to eliminate exposure to the antigen that provokes the response. The basic control principles for all inhalant allergens are to (1) remove the source of the allergen if possible, (2) remove accumulated allergen, and (3) prevent the return of the allergen. This article examines the published evidence for environmental control measures in terms of effectiveness, cost, and ease of implementation.
ERIC Educational Resources Information Center
LYSAUGHT, JEROME P.
AS PART OF A UNIVERSITY OF ROCHESTER EFFORT TO EXPLORE THE USE OF SELF INSTRUCTIONAL PROGRAMS AND MATERIALS IN EDUCATING DOCTORS, NURSES, PARAMEDICAL PERSONNEL, AND PATIENTS, THREE STUDIES OF PROGRAM UTILIZATION AND EFFECTIVENESS WERE MADE. DATA WERE OBTAINED ON COMPLETION AND NONCOMPLETION OF A PROGRAMED COURSE ON ALLERGIES, USER REACTIONS AS TO…
DOT National Transportation Integrated Search
2016-05-31
We developed and implemented a traffic count program in Blacksburg, VA to estimate performance measures of bicycle and pedestrian traffic. We deployed and validated automated counters at 101 count sites; the count sites consisted of 4 permanent refer...
Negrini, Arsenio Corrado; Negrini, Simone; Giunta, Vania; Quaglini, Silvana; Ciprandi, Giorgio
2011-01-01
Pollen allergy represents a relevant health issue. Betulaceae sensitization significantly increased in Genoa, Italy, in the last decades. This study investigated possible relationships among pollen count, meteorological changes, air pollution, and sensitizations in this city during a 30-year period. Betulaceae, Urticaceae, Gramineae, and Oleaceae pollen counts were measured from 1981 to 2010 in Genoa. Sensitization to these pollens was also considered in large populations of allergic patients. Meteorological parameters and pollutants were also measured in the same area. Betulaceae sensitization increased over time. All pollen species significantly increased over this time. Pollen season advanced for Betulaceae and Urticaceae. Only Urticaceae season significantly increased. Temperature increased while rainfall decreased over the time. Pollutants significantly decreased. There were some relationships between pollen changes and climatic and air pollution parameters. This 30-year study conducted in an urbanized area provided evidence that Betulaceae sensitization significantly increased, pollen load significantly augmented, and climate and air pollution changed with a possible influence on pollen release.
Definition, aims, and implementation of GA(2) LEN Urticaria Centers of Reference and Excellence.
Maurer, M; Metz, M; Bindslev-Jensen, C; Bousquet, J; Canonica, G W; Church, M K; Godse, K V; Grattan, C E; Hide, M; Kocatürk, E; Magerl, M; Makris, M; Meshkova, R; Saini, S S; Sussman, G; Toubi, E; Zhao, Z; Zuberbier, T; Gimenez-Arnau, A
2016-08-01
GA²LEN, the Global Allergy and Asthma European Network, has recently launched a program for the development, interaction, and accreditation of centers of reference and excellence in special areas of allergy embedded in its overall quality management of allergy centers of excellence. The first area chosen is urticaria. Urticaria is a common and debilitating condition and can be a challenge for both patients and treating physicians, especially when chronic. Centers of reference and excellence in urticaria (UCAREs) can help to improve the management of hard-to-treat conditions such as urticaria. Here, we describe the aims, the requirements and deliverables, the application process, and the audit and accreditation protocol for GA²LEN UCAREs. The main aims of GA²LEN UCAREs are to provide excellence in urticaria management, to increase the knowledge of urticaria by research and education, and to promote the awareness of urticaria by advocacy activities. To become a certified GA²LEN UCARE, urticaria centers have to apply and fulfill 32 requirements, defined by specific deliverables that are assessed during an audit visit. The GA²LEN UCARE program will result in a strong network of urticaria specialists, promote urticaria research, and harmonize and improve urticaria management globally. © 2016 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Leucocytes in human milk and lymphocyte subsets in cow's milk-allergic infants.
Järvinen, Kirsi-Marjut; Suomalainen, Hanna
2002-08-01
The breast-fed infant ingests an average of 108 leucocytes per day, with breast-feeding often continuing for several months. The precise role of human milk leucocytes is still unresolved. Breast-feeding has been recommended for infants at high risk of allergy to prevent or delay the development of food allergies and atopic eczema. However, studies dealing with distinct immunologic factors in the mother's milk, and their effect on health status or development of allergies in the infant, are scarce. We evaluated the relationship between the cellular composition of human milk and the development of cow's milk allergy (CMA) in the breast-fed infant. Leucocyte subsets in the breast-fed infants were also measured. The study population comprised 61 breast-feeding mothers and their infants. Thirty-nine mothers each had a cow's milk-allergic infant, 10 had an infant with atopic dermatitis without CMA, and 12 mothers had a healthy infant. Leucocyte subsets in mothers' milk were counted using a light microscope and confirmed by flow cytometry. In infants, peripheral blood lymphocyte subsets were determined by flow cytometry and were correlated with the health status of the breast-fed infant and leucocyte composition of the mother's milk. Human milk was found to be a non-homogenous morphological entity. In the milk of mothers of infants with CMA, the proportion of macrophages was significantly smaller than in the mothers with infants without CMA (p = 0.036, t-test). Mothers with high proportions of neutrophils in their milk (> 20%) had significantly more often infants with CMA than did those with low proportions of neutrophils (p = 0.02; Fischer's exact test). Eosinophils comprising > 1% of milk cells were only detected in the mothers who had infants with CMA. Furthermore, the proportions of CD4+ T cells were positively correlated with the proportion of milk macrophages and negatively with the percentage of milk neutrophils and eosinophils. The proportions of total B cells and those expressing CD23, a low-affinity immunoglobulin E (IgE) receptor, were positively correlated with the proportions of neutrophils and eosinophils in mother's milk and negatively with the percentage of milk macrophages. To conclude, the composition of breast milk in some mothers is abnormal and correlates with a diagnosis of CMA in a breast-fed infant. This may provide a new and interesting insight into the development of food allergies.
Including Children with Chronic Health Conditions: Nebulizers in the Classroom.
ERIC Educational Resources Information Center
Goldberg, Ellie
1994-01-01
Describes the Transition-to-Kindergarten program in Brookline, Massachusetts, in which two children with asthma and potentially life-threatening food allergies were helped to stay healthy and fit into the classroom. (BB)
78 FR 737 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meeting
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2013-01-04
... evaluate grant applications. Place: Sheraton Silver Spring Hotel, 8777 Georgia Avenue, Silver Spring, MD 20910. Contact Person: B. Duane Price, Ph.D., Scientific Review Officer, Scientific Review Program, DHHS...
NASA Astrophysics Data System (ADS)
de Weger, Letty A.; Beerthuizen, Thijs; Hiemstra, Pieter S.; Sont, Jacob K.
2014-08-01
One-third of the Dutch population suffers from allergic rhinitis, including hay fever. In this study, a 5-day-ahead hay fever forecast was developed and validated for grass pollen allergic patients in the Netherlands. Using multiple regression analysis, a two-step pollen and hay fever symptom prediction model was developed using actual and forecasted weather parameters, grass pollen data and patient symptom diaries. Therefore, 80 patients with a grass pollen allergy rated the severity of their hay fever symptoms during the grass pollen season in 2007 and 2008. First, a grass pollen forecast model was developed using the following predictors: (1) daily means of grass pollen counts of the previous 10 years; (2) grass pollen counts of the previous 2-week period of the current year; and (3) maximum, minimum and mean temperature ( R 2 = 0.76). The second modeling step concerned the forecasting of hay fever symptom severity and included the following predictors: (1) forecasted grass pollen counts; (2) day number of the year; (3) moving average of the grass pollen counts of the previous 2 week-periods; and (4) maximum and mean temperatures ( R 2 = 0.81). Since the daily hay fever forecast is reported in three categories (low-, medium- and high symptom risk), we assessed the agreement between the observed and the 1- to 5-day-ahead predicted risk categories by kappa, which ranged from 65 % to 77 %. These results indicate that a model based on forecasted temperature and grass pollen counts performs well in predicting symptoms of hay fever up to 5 days ahead.
de Weger, Letty A; Beerthuizen, Thijs; Hiemstra, Pieter S; Sont, Jacob K
2014-08-01
One-third of the Dutch population suffers from allergic rhinitis, including hay fever. In this study, a 5-day-ahead hay fever forecast was developed and validated for grass pollen allergic patients in the Netherlands. Using multiple regression analysis, a two-step pollen and hay fever symptom prediction model was developed using actual and forecasted weather parameters, grass pollen data and patient symptom diaries. Therefore, 80 patients with a grass pollen allergy rated the severity of their hay fever symptoms during the grass pollen season in 2007 and 2008. First, a grass pollen forecast model was developed using the following predictors: (1) daily means of grass pollen counts of the previous 10 years; (2) grass pollen counts of the previous 2-week period of the current year; and (3) maximum, minimum and mean temperature (R (2)=0.76). The second modeling step concerned the forecasting of hay fever symptom severity and included the following predictors: (1) forecasted grass pollen counts; (2) day number of the year; (3) moving average of the grass pollen counts of the previous 2 week-periods; and (4) maximum and mean temperatures (R (2)=0.81). Since the daily hay fever forecast is reported in three categories (low-, medium- and high symptom risk), we assessed the agreement between the observed and the 1- to 5-day-ahead predicted risk categories by kappa, which ranged from 65 % to 77 %. These results indicate that a model based on forecasted temperature and grass pollen counts performs well in predicting symptoms of hay fever up to 5 days ahead.
Allergy and immunology in Africa: Challenges and unmet needs.
El-Gamal, Yehia M; Hossny, Elham M; El-Sayed, Zeinab A; Reda, Shereen M
2017-11-01
The tremendous increase in allergy in the African continent cannot simply be explained by the change in public hygiene. There are many "prehygiene" communities with sewage-contaminated water supplies, helminth infestations, bare footedness, and poor housing, and still there is a high prevalence of allergic disease. Africans can be exposed to many risk factors facilitating severe asthma and wheezing, including airborne viruses, smoke, indoor dampness, cockroaches, and poor access to health care. Although the reporting on food allergy is inadequate to perform systematic reviews or meta-analyses, the available data suggest that food allergy is underdiagnosed. The rate of new HIV infections in high-prevalence settings in Africa remains unacceptably high. Although the annual number of new HIV infections in Sub-Saharan Africa has decreased lately, new HIV infections in the Middle East and North Africa region have increased; however, the current prevalence of 0.1% is still among the lowest globally. Africa is densely populated, and consanguineous mating is high in some areas of North and Sub-Saharan Africa. This allows for emergence of many autosomal recessive primary immunodeficiency diseases. There is urgent need for the establishment of primary immunodeficiency disease registries, stem cell transplantation facilities, and neonatal screening programs. To address these expanding problems and perform local cutting-edge research, Africans need to be empowered by motivated governments, dedicated funds, and compassionate scientific partnership. Copyright © 2017 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Leis, Jerome A; Palmay, Lesley; Ho, Grace; Raybardhan, Sumit; Gill, Suzanne; Kan, Tiffany; Campbell, Jackie; Kiss, Alex; McCready, Janine B; Das, Pavani; Minnema, Brian; Powis, Jeff E; Walker, Sandra A N; Ferguson, Heather; Wong, Benny; Weber, Elizabeth
2017-06-01
Beta-lactam allergy skin testing (BLAST) is recommended by antimicrobial stewardship program (ASP) guidelines, yet few studies have systematically evaluated its impact when delivered at point-of-care. We conducted a pragmatic multicenter prospective evaluation of the use of point-of-care BLAST by ASPs. In staggered 3-month intervals, ASP teams at three hospitals received training by allergists to offer BLAST for eligible patients with infectious diseases receiving non-preferred beta-lactam therapy due to severity of their allergy. The primary outcome was the proportion of patients receiving the preferred beta-lactam therapy. Of 827 patients with reported beta-lactam allergy over 15-months, beta-lactam therapy was preferred among 632(76%). During baseline periods, 50% (124/246) received preferred beta-lactam therapy based on history, compared with 60% (232/386) during the intervention periods (p=0.02), which improved further to 81% (313/386) upon provision of BLAST (p<0.001) without any increase in incidence of adverse drug reactions (4% vs. 3%; p=0.4). After adjusting for patient variables and the correlation between hospitals, the intervention period was associated with a 4.5-fold greater odds of receiving preferred beta-lactam therapy (95% CI, 2.4-8.2; p<0.0001). The use of BLAST at the point-of-care across three hospital ASPs resulted in greater use of preferred beta-lactam therapy without increasing the risk of adverse drug reactions. Longer term studies are needed to better assess the safety and clinical impact of this ASP intervention. © The Author 2017. Published by Oxford University Press for the Infectious Diseases Society of America. All rights reserved. For permissions, e-mail: journals.permissions@oup.com.
Malkiewicz, Małgorzata; Drzeniecka-Osiadacz, Anetta; Krynicka, Justyna
2016-12-15
The changes in the main features of early spring tree or shrub pollen seasons are important due to the significant impact on the occurrence of pollen-related allergy symptoms. This study shows the results of pollen monitoring for a period of eleven years (2003-2013) using a Burkard volumetric spore trap. The main characteristics of the hazel, alder, and birch pollination season were studied in Wrocław (SW Poland). The statistical analyses do not show a significant trend of annual total pollen count or shift in timing of the pollen season in the period of analysis. The research confirms a great impact (at the statistically significant level of 0.05) of the heat resources on pollination season (the value of the correlation coefficient ranges from -0.63 up to -0.87). Meteorological variables (e.g. sum of temperature for selected period) were compiled to 5-year running means to examine trends. Changes in the pollination period features due to climate change including both timing and intensity of pollen productivity, would have important consequences for allergy sufferers. Copyright © 2016 Elsevier B.V. All rights reserved.
... Us Living With Food Allergies Allergens Peanut Allergy Tree Nut Allergy Milk Allergy Egg Allergy Soy Allergy ... Gluten Substitutions for Soy Substitutions for Peanuts and Tree Nuts Substitutions for Corn Menu Planning for the ...
State traffic volume systems council estimation process.
DOT National Transportation Integrated Search
2004-10-01
The Kentucky Transportation Cabinet has an immense traffic data collection program that is an essential source for many other programs. The Division of Planning processes traffic volume counts annually. These counts are maintained in the Counts Datab...
76 FR 8753 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2011-02-15
...; ``Integrated Preclinical/Clinical AIDS Vaccine Development Program.'' Date: March 9, 2011. Time: 8:30 a.m. to 5... Transplantation Research; 93.856, Microbiology and Infectious Diseases Research, National Institutes of Health...
... Home ▸ Conditions & Treatments ▸ Allergies ▸ Food Allergy Share | Food Allergy Overview Symptoms & Diagnosis Treatment & Management Food Allergy Overview If you have a food allergy, your ...
Evaluation of the traffic count program.
DOT National Transportation Integrated Search
1978-01-01
The purpose of this study was to determine the Department's needs for traffic count data, to relate them to an evaluation of the traffic count programs and procedures, to identify problems and deficiencies with data requirements, and to seek means of...
Chlorhexidine avoids skin bacteria recolonization more than triclosan.
Macias, Juan H; Alvarez, Mildred F; Arreguin, Virginia; Muñoz, Juan M; Macias, Alejandro E; Alvarez, Jose A
2016-12-01
We do not know whether differences exist between the residual effect of 2% chlorhexidine in 70% isopropyl alcohol when compared with 1% triclosan in 70% isopropyl alcohol. Using an analytic, longitudinal, controlled, and comparative experimental trial, with blinded measurements, we recruited healthy, adult volunteers from the University of Guanajuato who completed a stabilization phase of skin microbiota and had no history of skin allergies. Four 25-cm 2 areas of the inner surface of the forearms were designated for study: unscrubbed control for establishing baseline bacterial counts, scrubbed control with tridistilled water, scrubbed with chlorhexidine, and scrubbed with triclosan. Quantitative cultures were taken of all the areas at 0, 3, and 24 hours, using agar plates with neutralizing agents. A total of 135 healthy volunteers were tested. At 24 hours, the unscrubbed control counts were 288 CFU/cm 2 , whereas the scrubbed control counts were 96 CFU/cm 2 ; 24 CFU/cm 2 for chlorhexidine and 96 CFU/cm 2 for triclosan (Kruskal-Wallis χ 2 H = 64.27; P <.001). Chlorhexidine is the best antiseptic option when a prolonged antiseptic effect is needed; for instance, when implanting medical devices or performing surgical procedures. Copyright © 2016 Association for Professionals in Infection Control and Epidemiology, Inc. Published by Elsevier Inc. All rights reserved.
ERIC Educational Resources Information Center
Nishioka-Evans, Vicki; And Others
Intended primarily for parents of teenagers or young adults with mild and moderate mental disabilities, this guide offers a specific program to teach basic budgeting skills. The program is differentiated for teenagers who either can count money or who have trouble reading and counting money. The program for teenagers who can count money begins…
Transitioning the Allergy/Immunology Patient from Childhood to Adulthood.
Hoyte, Flavia C L
2017-06-01
Allergic disorders and immunodeficiencies are generally chronic and even lifelong conditions, often changing over time, making the cautious transition of care from childhood to adulthood particularly important. Many, but not all, patients can continue to receive their care from the same physician as they transition through adolescence and emerging adulthood, made possible because allergy/immunology training programs require cross-training in the care of both pediatric and adult patients. Although keeping the same physician makes the transition easier for many allergy/immunology patients, even these patients face psychosocial issues unique to adolescents and emerging adults, including increased autonomy, risk-taking behavior, and medical self-management. Successful transition for patients with chronic allergic and immunologic conditions involves an understanding of the natural history of these conditions by patients and physicians alike, a gradual increase in self-management depending on individual readiness, and careful communication between pediatric and adult specialists as care is transitioned. [Pediatr Ann. 2017;46(6):e229-e234.]. Copyright 2017, SLACK Incorporated.
LONGITUDINAL MONITORING OF TREE AIRBORNE POLLEN IN JAPAN.
Kishikawa, Reiko; Kotoh, Eiko; Oshikawa, Chie; Soh, Nobuo; Shimoda, Terufumi; Saito, Akemi; Sahashi, Norio; Enomoto, Tadao; Usami, Atsushi; Teranishi, Hidetoyo; Fujisaki, Yohko; Yokoyama, Toshitaka; Murayama, Kohji; Imai, Tohru; Fukutomi, Yuma; Taniguchi, Masami; Iwanaga, Tomoaki
2017-01-01
In Japan patients with Japanese Cedar (JC) pollinosis have increased nation widely since the latter of 1970's. The Ministry of Health and Welfare of Japanese Governments has begun to take preventive measures against JC pollinosis and airborne pollen monitoring has begun to investigate as a causative agent since 1986. We have estimated the longitudinal investigation result for successful prevention and treatment against pollinosis in Japan. We have monitored airborne pollen all year around since July 1986 by gravitational pollen sampler, Durham's sampler, at more than 20 locations in the Japanese Islands. Pollen samples were sent to our hospital and counted pollen number per cm 2 after stained by Calberla solution and then classified main pollen grains as a causative agent of pollinosis. JC pollen number was the most of all, more than 40%, next cypress family, about 20%. They were occupied of more than 60% of all and they increased with the remarkable annual fluctuation as the allergen of JC pollinosis. Beech family pollen counting were also increasing and occupied about 10% of all pollen counts. In Hokkaido the prevalence of birch family pollen count was larger than that in other districts. There is cross-reactivity between beech and birch family which related with oral allergic syndrome.Perspective and Conclusion: In future new occurrences of oral allergy syndrome due to increasing allergic tree pollen grains would be appeared. The contentious pollen research should be important for patients with pollinosis in Japan.
... allergic rhinitis) Allergic asthma Dermatitis (eczema) Food allergies Penicillin allergy Bee venom allergy Latex allergy Skin tests ... check for an allergy to insect venom or penicillin. Patch test Patch testing is generally done to ...
2009-01-01
The Council acknowledges specific comments from: The American Academy of Allergy, Asthma and Immunology (AAAAI) (Amal H Assa'ad); The American College of Allergy, Asthma and Immunology (ACAAI) (Mark Dykewicz, D. Betty Lew, Bryan L. Martin); The Argentine Association of Allergy and Immunology (Ledit RF Ardusso); The Argentine Society of Allergy and Immunopathology (Estrella Asayag); The Australasian Society of Clinical Immunology and Allergy (ASCIA) (Jill Smith); The British Society for Allergy and Clinical Immunology (Stephen Durham); The Brazilian Society of Allergy and Immunopathology (Nelson Rosario); The Bulgarian Society of Allergology (Vasil Dimitrov); The Canadian Society of Allergy and Clinical Immunology (CSACI) (Richard Warrington); The Chilean Society of Allergy and Immunology (Jessica Salinas); The Chinese Society of Allergology (Zhang Hongyu, Yin Jia); The Czech Society of Allergology and Clinical Immunology (Jiri Litzman); The Danish Society of Allergology (Lone Winther, Peter Plaschke); The Egyptian Society of Allergy and Clinical Immunology (Kamal Maurice Hanna); The Egyptian Society of Pediatric Allergy and Immunology (Yehia El-Gamal); The German Society for Allergy and Clinical Immunology (Thilo Jakob, Claus Bachert, Bernhard Przybilla); The Hungarian Society of Allergology and Clinical Immunology (Kristof Nekam); The Icelandic Society of Allergy and Clinical Immunology (Björn R. Lúðvíksson); The Italian Association of Territorial and Hospital Allergists (Riccardo Asero); The Italian Society of Allergy and Clinical Immunology (Luigi Fontana); The Japanese Society of Allergology (Sankei Nishima); The Korean Academy of Asthma Allergy and Clinical Immunology (Joon Sung Lee, Hae-Sim Park); The Latvian Association of Allergists (Ieva Cirule); The Lebanese Society of Allergy & Immunology (Fares Zaitoun); The Mongolian Society of Allergology (S. Munkhbayarlakh); The Allergy and Clinical Immunology Society (Singapore) (Chng Hiok Hee); The Allergy Society of South Africa (Sharon Kling); The Spanish Society of Allergy and Clinical Immunology (Tomás Chivato); The Swiss Society for Allergology and Immunology (SSAI-SGAI) (Beat A. Imhof, Andreas Bircher); The Allergy and Immunology Society of Thailand (Pakit Vichyanond); The Turkish National Society of Allergy and Clinical Immunology (Omer Kalayci); and The Venezuelan Society of Allergy, Asthma and Immunology (Luis F Sarmiento). PMID:23283109
How to Control Your Seasonal Allergies
... turn Javascript on. Feature: Managing Allergies How to Control Your Seasonal Allergies Past Issues / Spring 2013 Table ... asthma. Read More "Managing Allergies" Articles How to Control Your Seasonal Allergies / Allergy Diagnosis and Treatment / Seasonal ...
Sutherland, Michael F.; Johnston, Fay H.; Lampugnani, Edwin R.; McCarthy, Michael A.; Jacobs, Stephanie J.; Pezza, Alexandre B.; Newbigin, Edward J.
2018-01-01
We examine the seasonality of asthma-related hospital admissions in Melbourne, Australia, in particular the contribution and predictability of episodic thunderstorm asthma. Using a time-series ecological approach based on asthma admissions to Melbourne metropolitan hospitals, we identified seasonal peaks in asthma admissions that were centred in late February, June and mid-November. These peaks were most likely due to the return to school, winter viral infections and seasonal allergies, respectively. We performed non-linear statistical regression to predict daily admission rates as functions of the seasonal cycle, weather conditions, reported thunderstorms, pollen counts and air quality. Important predictor variables were the seasonal cycle and mean relative humidity in the preceding two weeks, with higher humidity associated with higher asthma admissions. Although various attempts were made to model asthma admissions, none of the models explained substantially more variation above that associated with the annual cycle. We also identified a list of high asthma admissions days (HAADs). Most HAADs fell in the late-February return-to-school peak and the November allergy peak, with the latter containing the greatest number of daily admissions. Many HAADs in the spring allergy peak may represent episodes of thunderstorm asthma, as they were associated with rainfall, thunderstorms, high ambient grass pollen levels and high humidity, a finding that suggests thunderstorm asthma is a recurrent phenomenon in Melbourne that occurs roughly once per five years. The rarity of thunderstorm asthma events makes prediction challenging, underscoring the importance of maintaining high standards of asthma management, both for patients and health professionals, especially during late spring and early summer. PMID:29649224
Pla a_1 aeroallergen immunodetection related to the airborne Platanus pollen content.
Fernández-González, M; Guedes, A; Abreu, I; Rodríguez-Rajo, F J
2013-10-01
Platanus hispanica pollen is considered an important source of aeroallergens in many Southern European cities. This tree is frequently used in urban green spaces as ornamental specie. The flowering period is greatly influenced by the meteorological conditions, which directly affect its allergenic load in the atmosphere. The purpose of this study is to develop equations to predict the Platanus allergy risk periods as a function of the airborne pollen, the allergen concentration and the main meteorological parameters. The study was conducted by means two volumetric pollen samplers; a Lanzoni VPPS 2000 for the Platanus pollen sampling and a Burkard multivial Cyclone Sampler to collect the aeroallergen particles (Pla a_1). In addiction the Dot-Blot and the Raman spectroscopy methods were used to corroborate the results. The Pla a_1 protein is recorded in the atmosphere after the presence of the Platanus pollen, which extend the Platanus pollen allergy risk periods. The Platanus pollen and the Pla a 1 allergens concentration are associated with statistical significant variations of some meteorological variables: in a positive way with the mean and maximum temperature whereas the sign of the correlation coefficient is negative with the relative humidity. The lineal regression equation elaborated in order to forecast the Platanus pollen content in the air explain the 64.5% of variance of the pollen presence in the environment, whereas the lineal regression equation elaborated in order to forecast the aeroallergen a 54.1% of the Pla a_1 presence variance. The combination of pollen count and the allergen quantification must be assessed in the epidemiologic study of allergic respiratory diseases to prevent the allergy risk periods. © 2013 Elsevier B.V. All rights reserved.
Bavbek, Sevim; Erkekol, Ferda Oner; Ceter, Talip; Mungan, Dilşad; Ozer, Faruk; Pinar, Münevver; Misirligil, Zeynep
2006-08-01
Sensitization to Alternaria and Cladosporium has been reported to be 3% to 30% in European countries. However, in Turkey, there is limited data about the prevalence of sensitization to these molds and the intensity of the two mold spores in Ankara atmosphere. This study was designed to evaluate the sensitization to Alternaria and Cladosporium in patients with respiratory allergy in Ankara and also the concentration of the two molds in Ankara atmosphere. Allergic rhinitis and asthma patients living in Ankara were included in the study. Demographic and diagnostic data of the patients were recorded. A skin prick test with extracts supplied by three different laboratories was used to evaluate the sensitization to Alternaria and Cladosporium. Mold spores were measured using a Burkard 7-day recording volumetric spore trap in Ankara atmosphere during a year. Overall sensitization to the two molds was found to be 14.8%, and isolated Alternaria or Cladosporiumsensitization was 3%. Considering the positive reaction to at least one of the three suppliers, the sensitization rate was 11.9% and 8.1% for Alternaria and Cladosporium, respectively. Cochran's Q homogenization test demonstrated that the positive and negative reaction were not homogeneous among three laboratories. The total number of mold spores in Ankara atmosphere was 429,264 spores/m3 of which 75.5% and 6% were constituted by Cladosporium and Alternaria, respectively. The prevalence of Cladosporium and Alternaria sensitization in respiratory allergy patients is quite similar to European countries; however, our data indicate that commercial mold extracts should be standardized to establish the real sensitization rates. Additionally, considering the great numbers of these mold spores in Ankara atmosphere, long-term follow-up studies are needed to evaluate the relationship between the mold load and sensitization patterns.
Serum Vitamin D Levels and Markers of Severity of Childhood Asthma in Costa Rica
Brehm, John M.; Celedón, Juan C.; Soto-Quiros, Manuel E.; Avila, Lydiana; Hunninghake, Gary M.; Forno, Erick; Laskey, Daniel; Sylvia, Jody S.; Hollis, Bruce W.; Weiss, Scott T.; Litonjua, Augusto A.
2009-01-01
Rationale: Maternal vitamin D intake during pregnancy has been inversely associated with asthma symptoms in early childhood. However, no study has examined the relationship between measured vitamin D levels and markers of asthma severity in childhood. Objectives: To determine the relationship between measured vitamin D levels and both markers of asthma severity and allergy in childhood. Methods: We examined the relation between 25-hydroxyvitamin D levels (the major circulating form of vitamin D) and markers of allergy and asthma severity in a cross-sectional study of 616 Costa Rican children between the ages of 6 and 14 years. Linear, logistic, and negative binomial regressions were used for the univariate and multivariate analyses. Measurements and Main Results: Of the 616 children with asthma, 175 (28%) had insufficient levels of vitamin D (<30 ng/ml). In multivariate linear regression models, vitamin D levels were significantly and inversely associated with total IgE and eosinophil count. In multivariate logistic regression models, a log10 unit increase in vitamin D levels was associated with reduced odds of any hospitalization in the previous year (odds ratio [OR], 0.05; 95% confidence interval [CI], 0.004–0.71; P = 0.03), any use of antiinflammatory medications in the previous year (OR, 0.18; 95% CI, 0.05–0.67; P = 0.01), and increased airway responsiveness (a ≤8.58-μmol provocative dose of methacholine producing a 20% fall in baseline FEV1 [OR, 0.15; 95% CI, 0.024–0.97; P = 0.05]). Conclusions: Our results suggest that vitamin D insufficiency is relatively frequent in an equatorial population of children with asthma. In these children, lower vitamin D levels are associated with increased markers of allergy and asthma severity. PMID:19179486
van Os-Medendorp, Harmieke; van Leent-de Wit, Ilse; de Bruin-Weller, Marjolein; Knulst, André
2015-05-23
Two online self-management programs for patients with atopic dermatitis (AD) or food allergy (FA) were developed with the aim of helping patients cope with their condition, follow the prescribed treatment regimen, and deal with the consequences of their illness in daily life. Both programs consist of several modules containing information, personal stories by fellow patients, videos, and exercises with feedback. Health care professionals can refer their patients to the programs. However, the use of the program in daily practice is unknown. The aim of this study was to explore the use and characteristics of users of the online self-management programs "Living with eczema," and "Living with food allergy," and to investigate factors related to the use of the trainings. A cross-sectional design was carried out in which the outcome parameters were the number of log-ins by patients, the number of hits on the system's core features, disease severity, quality of life, and domains of self-management. Descriptive statistics were used to summarize sample characteristics and to describe number of log-ins and hits per module and per functionality. Correlation and regression analyses were used to explore the relation between the number of log-ins and patient characteristics. Since the start, 299 adult patients have been referred to the online AD program; 173 logged in for at least one occasion. Data from 75 AD patients were available for analyses. Mean number of log-ins was 3.1 (range 1-11). Linear regression with the number of log-ins as dependent variable showed that age and quality of life contributed most to the model, with betas of .35 ( P=.002) and .26 (P=.05), respectively, and an R(2) of .23. Two hundred fourteen adult FA patients were referred to the online FA training, 124 logged in for at least one occasion and data from 45 patients were available for analysis. Mean number of log-ins was 3.0 (range 1-11). Linear regression with the number of log-ins as dependent variable revealed that adding the self-management domain "social integration and support" to the model led to an R(2) of .13. The modules with information about the disease, diagnosis, and treatment were most visited. Most hits were on the information parts of the modules (55-58%), followed by exercises (30-32%). The online self-management programs "Living with eczema" and "Living with food allergy" were used by patients in addition to the usual face-to-face care. Almost 60% of all referred patients logged in, with an average of three log-ins. All modules seemed to be relevant, but there is room for improvement in the use of the training. Age, quality of life, and lower social integration and support were related to the use of the training, but only part of the variance in use could be explained by these variables.
Puc, Małgorzata
2012-01-01
Pollen grains are one of the most important groups of atmospheric biological particles that originate allergic processes. Knowledge of intradiurnal variation of the atmospheric pollen may be useful for the treatment and prevention of pollen allergies. Intradiurnal fluctuation of hourly pollen counts in 24 h are related to the daily rhythm of anther opening, and modified by various interacting factors. Flowering and pollen production of individual species are influenced by genetic, phenological, ecological, meteorological and climatic factors. Estimation of the intradiurnal variability in the pollen count permits evaluation of the threat posed by allergens over a given area. Measurements performed in Szczecin over a period of 7 years (2006-2012) permitted analysis of hourly variation of the pollen count of birch (Betula) and ash (Fraxinus) in 24 h, and evaluation of the impact of weather conditions and the concentration of gas air pollutants on the intradiurnal patterns of both taxa. Aerobiological monitoring was conducted using a Hirst volumetric trap (Lanzoni VPPS 2000). Consecutive phases during the day were defined as 1, 5, 25, 50, 75, 95, 99% of annual total pollen. The analysis revealed that 50% of total daily pollen was noted at 14:00 for Betula and Fraxinus. The hourly distribution of birch pollen count skewed to the left and the majority of pollen of this taxon appears in the air in the first 12 hours of the day. However, for ash, the hourly distribution of pollen count skewed to the right. Statistically significant correlation was noted between the Betula and Fraxinus pollen concentration and the mean air temperature, relative humidity, wind speed, air pressure, total radiation and nitrogen oxides (NO(x)).
Basophils, high-affinity IgE receptors, and CCL2 in human anaphylaxis.
Korosec, Peter; Turner, Paul J; Silar, Mira; Kopac, Peter; Kosnik, Mitja; Gibbs, Bernhard F; Shamji, Mohamed H; Custovic, Adnan; Rijavec, Matija
2017-09-01
The role of basophils in anaphylaxis is unclear. We sought to investigate whether basophils have an important role in human anaphylaxis. In an emergency department study we recruited 31 patients with acute anaphylaxis, predominantly to Hymenoptera venom. We measured expression of basophil activation markers (CD63 and CD203c); the absolute number of circulating basophils; whole-blood FCER1A, carboxypeptidase A3 (CPA3), and L-histidine decarboxylase (HDC) gene expression; and serum markers (CCL2, CCL5, CCL11, IL-3, and thymic stromal lymphopoietin) at 3 time points (ie, during the anaphylactic episode and in convalescent samples 7 and 30 days later). We recruited 134 patients with Hymenoptera allergy and 76 healthy control subjects for comparison. We then investigated whether the changes observed during venom-related anaphylaxis also occur during allergic reactions to food in 22 patients with peanut allergy undergoing double-blind, placebo-controlled food challenge to peanut. The number of circulating basophils was significantly lower during anaphylaxis (median, 3.5 cells/μL) than 7 and 30 days later (17.5 and 24.7 cells/μL, P < .0001) and compared with those in patients with venom allergy and healthy control subjects (21 and 23.4 cells/μL, P < .0001). FCER1A expression during anaphylaxis was also significantly lower than in convalescent samples (P ≤ .002) and control subjects with venom allergy (P < .0001). CCL2 levels (but not those of other serum markers) were significantly higher during anaphylaxis (median, 658 pg/mL) than in convalescent samples (314 and 311 pg/mL at 7 and 30 days, P < .001). Peanut-induced allergic reactions resulted in a significant decrease in circulating basophil counts compared with those in prechallenge samples (P = .016), a decrease in FCER1A expression (P = .007), and an increase in CCL2 levels (P = .003). Our findings imply an important and specific role for basophils in the pathophysiology of human anaphylaxis. Copyright © 2017 The Authors. Published by Elsevier Inc. All rights reserved.
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Preeclampsia Associates with Asthma, Allergy, and Eczema in Childhood.
Stokholm, Jakob; Sevelsted, Astrid; Anderson, Ulrik D; Bisgaard, Hans
2017-03-01
Preeclampsia reflects an unusual increase in systemic inflammation during pregnancy. We studied associations between preeclampsia and asthma, allergy, and eczema in Copenhagen Prospective Studies on Asthma in Childhood 2000 (COPSAC 2000 ) and in national registries. COPSAC 2000 is a high-risk birth cohort of 411 Danish children. Asthma, allergy, and eczema were diagnosed prospectively, and lung function measured at age 1 month and 7 years. Sensitization was evaluated at age 6 months, 18 months, 4 years, and 6 years by skin prick tests and IgE measurements. The register-based cohort included 1.7 million children from Danish national registries in the 35-year period 1977-2012. Children born to mothers with preeclampsia were analyzed regarding risk of asthma, allergy, and eczema. In the COPSAC 2000 cohort, 5.6% (n = 23) were diagnosed with preeclampsia. Preeclampsia was associated with increased risk of treatment with inhaled corticosteroids at age 7 years (adjusted odds ratio, 4.01 [95% confidence interval (CI), 1.11-14.43]; P = 0.0337), increased bronchial responsiveness to methacholine (adjusted β-coefficient log-μmol, -0.80 [95% CI, -1.55 to -0.06]; P = 0.0348), and allergic rhinitis (adjusted odds ratio, 4.83 [95% CI, 1.58-14.78]; P = 0.0057) in the 7-year-old children. Furthermore, the children had an increased risk of sensitization to both aeroallergens and food allergens, and increased amount of total IgE during childhood. In the registry-based cohort, 3.7% (n = 62,728) were born to mothers with preeclampsia. Preeclampsia was associated with increased risk of asthma, eczema, and aeroallergen and food allergy, especially pronounced after a duration of preeclampsia of 14 days or more. Maternal asthma increased the risk of preeclampsia. Preeclampsia is a shared prenatal risk factor for asthma, eczema, and allergy in childhood pointing toward in utero immune programming of the child.
ERIC Educational Resources Information Center
Powers, Jill; Bergren, Martha Dewey; Finnegan, Lorna
2007-01-01
Eighty-four percent of children with food allergies have a reaction in school, and 25% of first food reactions occur in schools. An evaluation was conducted comparing food allergy emergency plans to the Food Allergy and Anaphylaxis Network's (FAAN) Food Allergy Action Plan. Of the 94 respondents, 60 provided food allergy emergency plans for…
Cox, Linda; Williams, Brock; Sicherer, Scott; Oppenheimer, John; Sher, Larry; Hamilton, Robert; Golden, David
2008-12-01
The intended purpose of this monograph is to provide a general overview of allergy diagnostics for health care professionals who care for patients with allergic disease. For a more comprehensive review of allergy diagnostic testing, readers can refer to the Allergy Diagnostic Practice Parameters. A key message is that a positive allergy test result (skin or blood) indicates only the presence of allergen specific IgE (called sensitization). It does not necessarily mean clinical allergy (ie, allergic symptoms with exposure). It is important for this reason that the allergy evaluation be based on the patient's history and directed by a health care professional with sufficient understanding of allergy diagnostic testing to use the information obtained from his/her evaluation of the patient to determine (1) what allergy diagnostic tests to order, (2) how to interpret the allergy diagnostic test results, and (3) how to use the information obtained from the allergy evaluation to develop an appropriate therapeutic treatment plan.
Association between chronic urticaria and self-reported penicillin allergy.
Silverman, Susanna; Localio, Russell; Apter, Andrea J
2016-04-01
Penicillin allergy is the most commonly reported drug allergy and often presents with cutaneous symptoms. Other common diagnoses, such as chronic urticaria, may be falsely attributed to penicillin allergy. Because chronic urticaria is fairly common in the general population, evaluation of its prevalence in patients with self-reported penicillin allergy was of interest. Similarly, the prevalence of self-reported penicillin allergy in patients with chronic urticaria is not well known and also becomes interesting in light of the high prevalence of self-reported penicillin allergy in the general population. To determine the prevalence of self-reported penicillin allergy in patients with chronic urticaria and the prevalence of chronic urticaria in patients with self-reported penicillin allergy. This was a retrospective medical record review of 11,143 patients completed using the electronic health record of the University of Pennsylvania Allergy and Immunology clinic. The prevalence of self-reported penicillin allergy in patients with chronic urticaria was found to be approximately 3 times greater than in the general population. The prevalence of chronic urticaria in patients with self-reported penicillin allergy was also found to be approximately 3 times greater than in the population. This link between chronic urticaria and self-reported penicillin allergy highlights the need for clinicians to inquire about self-reported penicillin allergy in patients with chronic urticaria and to consider penicillin skin testing. Furthermore, patients who report penicillin allergy might actually have chronic urticaria, indicating the importance of inquiring about chronic urticaria symptoms in patients with self-reported penicillin allergy. Copyright © 2016 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
45 CFR 263.5 - When do expenditures in State-funded programs count?
Code of Federal Regulations, 2011 CFR
2011-10-01
... Care, or Transitional Child Care programs, then current fiscal year expenditures in this program count... recipients, At-Risk Child Care, or Transitional Child care programs, then countable expenditures are limited... 45 Public Welfare 2 2011-10-01 2011-10-01 false When do expenditures in State-funded programs...
45 CFR 263.5 - When do expenditures in State-funded programs count?
Code of Federal Regulations, 2012 CFR
2012-10-01
... Care, or Transitional Child Care programs, then current fiscal year expenditures in this program count... recipients, At-Risk Child Care, or Transitional Child care programs, then countable expenditures are limited... 45 Public Welfare 2 2012-10-01 2012-10-01 false When do expenditures in State-funded programs...
45 CFR 263.5 - When do expenditures in State-funded programs count?
Code of Federal Regulations, 2010 CFR
2010-10-01
... Care, or Transitional Child Care programs, then current fiscal year expenditures in this program count... recipients, At-Risk Child Care, or Transitional Child care programs, then countable expenditures are limited... 45 Public Welfare 2 2010-10-01 2010-10-01 false When do expenditures in State-funded programs...
[Occurrence of inhalation allergy in children with food allergy].
Hofman, T
2000-10-01
The aim of this study has been analysis of the relationship between appearance inhalant allergy and incidence allergy to food in early childhood. The author has been established that overall 29.7% children with food allergy developed hypersensitivity against inhalant allergens. In 20.9% children with food allergy the inhalant hypersensitivity appearance to age 4 years, in 31.4% to age 8 years, and in 56.4% to age 12. Inhalant allergy has been the most against house dust, grass pollen and fur cat and dog, and rare to tree and weeds pollen. Together with age decreased prevalence of incidence food allergy but increased inhalant allergy. It has been showed. The statistical significant relationship between incidence specific IgE against nuts in early childhood and elicited house dust allergy and between present specific IgE against wheat and nuts and elicited allergy to fur dog and cat.
Asthma and allergy - resources
Resources - asthma and allergy ... The following organizations are good resources for information on asthma and allergies : Allergy and Asthma Network -- www.allergyasthmanetwork.org American Academy of Allergy Asthma and Immunology -- www. ...
Referrals to a regional allergy clinic - an eleven year audit
2010-01-01
Background Allergy is a serious and apparently increasing public health problem yet relatively little is known about the types of allergy seen in routine tertiary practice, including their spatial distribution, co-occurrence or referral patterns. This study reviewed referrals over an eleven year period to a regional allergy clinic that had a well defined geographical boundary. For those patients confirmed as having an allergy we explored: (i) differences over time and by demographics, (ii) types of allergy, (iii) co-occurrence, and (iv) spatial distributions. Methods Data were extracted from consultant letters to GPs, from September 1998 to September 2009, for patients confirmed as having an allergy. Other data included referral statistics and population data by postcode. Simple descriptive analysis was used to describe types of allergy. We calculated 11 year standardised morbidity ratios for postcode districts and checked for spatial clustering. We present maps showing 11 year rates by postcode, and 'difference' maps which try to separate referral effect from possible environmental effect. Results Of 5778 referrals, 961 patients were diagnosed with an allergy. These were referred by a total of 672 different GPs. There were marked differences in referral patterns between GP practices and also individual GPs. The mean age of patients was 35 and there were considerably more females (65%) than males. Airborne allergies were the most frequent (623), and there were very high rates of co-occurrence of pollen, house dust mite, and animal hair allergies. Less than half (410) patients had a food allergy, with nuts, fruit, and seafood being the most common allergens. Fifteen percent (142) had both a food and a non-food allergy. Certain food allergies were more likely to co-occur, for example, patients allergic to dairy products were more likely to be allergic to egg. There were age differences by types of allergy; people referred with food allergies were on average 5 years younger than those with other allergies, and those allergic to nuts were much younger (26 Vs 38) than those with other food allergies. There was clear evidence for spatial clustering with marked clustering around the referral hospital. However, the geographical distribution varied between allergies; airborne (particularly pollen allergies) clustered in North Dartmoor and Exmoor, food allergies (particularly nut allergies) in the South Hams, and on small numbers, some indication of seafood allergy in the far south west of Cornwall and in the Padstow area. Conclusions This study shows marked geographical differences in allergy referrals which are likely to reflect a combination of environmental factors and GP referral patterns. The data suggest that GPs may benefit from education and ongoing decision support and be supported by public education on the nature of allergy. It suggests further research into what happens to patients with allergy where there has been low use of tertiary services and further research into cross-reactivity and co-occurrence, and spatial distribution of allergy. PMID:21190546
New non-invasive automatic cough counting program based on 6 types of classified cough sounds.
Murata, Akira; Ohota, Nao; Shibuya, Atsuo; Ono, Hiroshi; Kudoh, Shoji
2006-01-01
Cough consisting of an initial deep inspiration, glottal closure, and an explosive expiration accompanied by a sound is one of the most common symptoms of respiratory disease. Despite its clinical importance, standard methods for objective cough analysis have yet to be established. We investigated the characteristics of cough sounds acoustically, designed a program to discriminate cough sounds from other sounds, and finally developed a new objective method of non-invasive cough counting. In addition, we evaluated the clinical efficacy of that program. We recorded cough sounds using a memory stick IC recorder in free-field from 2 patients and analyzed the intensity of 534 recorded coughs acoustically according to time domain. First we squared the sound waveform of recorded cough sounds, which was then smoothed out over a 20 ms window. The 5 parameters and some definitions to discriminate the cough sounds from other noise were identified and the cough sounds were classified into 6 groups. Next, we applied this method to develop a new automatic cough count program. Finally, to evaluate the accuracy and clinical usefulness of this program, we counted cough sounds collected from another 10 patients using our program and conventional manual counting. And the sensitivity, specificity and discriminative rate of the program were analyzed. This program successfully discriminated recorded cough sounds out of 1902 sound events collected from 10 patients at a rate of 93.1%. The sensitivity was 90.2% and the specificity was 96.5%. Our new cough counting program can be sufficiently useful for clinical studies.
Oilseed rape and seasonal symptoms: epidemiological and environmental studies.
Soutar, A.; Harker, C.; Seaton, A.; Brooke, M.; Marr, I.
1994-01-01
BACKGROUND--There is widespread concern that the cultivation of oilseed rape leads to seasonal epidemics of respiratory symptoms in populations living in the neighbourhood, and it has been suggested that the plant is a potent allergen. A study was therefore undertaken to determine the prevalence of seasonal symptoms in rural populations close to and far from areas of oilseed rape cultivation, and to measure the levels of allergen and other potentially harmful substances released by the crop. METHODS--Random samples of 1000 adults from the general practice populations of two villages surrounded by oilseed rape fields, and 1000 adults from one village far from such cultivation, were taken. The subjects completed a previously validated questionnaire on respiratory and other symptoms, including questions on symptom seasonality, occupation, and smoking habits. Pollen and fungal spore counts were made around fields of oilseed rape and in the villages. The chemicals released by oilseed rape were measured in the field. RESULTS--Overall, 86.8% of the subjects completed the questionnaires and the populations of the two samples were generally comparable. Spring and summer exacerbations of symptoms occurred equally in the two areas in approximately 25% of the population. There were small but significant excesses of cough, wheeze, and headaches in spring in the oilseed rape area (2.3% v 1.1%, 6.8% v 4.6%, and 4.8% v 2.8%, respectively), and cough, wheeze, and itchy skin were more prevalent in smokers. Counts of oilseed rape pollen were generally low except adjacent to fields, and counts of fungal spores were mostly higher in the rape than the non-rape areas. Oilseed rape was shown to give off terpenes and these were detected close to fields. CONCLUSIONS--While it is likely that a proportion of the spring symptoms occurring in people living in close proximity to oilseed rape is caused by the plant, the excess of such symptoms is small. This, together with the low levels of pollen in the area, suggests that allergy to oilseed rape pollen is uncommon. The general prevalence of seasonal symptoms in rural areas is of interest, and a proportion of these cases is likely to be caused by factors other than allergy. Release of chemicals by plants and natural rises in summer ozone levels may be contributors. PMID:8202906
... food allergy reactions: milk eggs peanuts soy wheat tree nuts (such as walnuts and cashews) fish shellfish ( ... peanut allergy and about 10% of kids with tree nut allergy outgrow their allergy. Fish and shellfish ...
... and Allergies Are Asthma and Allergies Disabilities? Helping Students Manage Asthma at School Allergies Types of Allergies ... Society Burden of Asthma on Minorities Asthma Inhaler Design My Life With Asthma Report Why Patient Engagement ...
... and Allergies Are Asthma and Allergies Disabilities? Helping Students Manage Asthma at School Allergies Types of Allergies ... Society Burden of Asthma on Minorities Asthma Inhaler Design My Life With Asthma Report Why Patient Engagement ...
Food allergy: epidemiology and natural history.
Savage, Jessica; Johns, Christina B
2015-02-01
The prevalence of food allergy is rising for unclear reasons, with prevalence estimates in the developed world approaching 10%. Knowledge regarding the natural course of food allergies is important because it can aid the clinician in diagnosing food allergies and in determining when to consider evaluation for food allergy resolution. Many food allergies with onset in early childhood are outgrown later in childhood, although a minority of food allergy persists into adolescence and even adulthood. More research is needed to improve food allergy diagnosis, treatment, and prevention. Copyright © 2015 Elsevier Inc. All rights reserved.
Advances in food allergy in 2015.
Wood, Robert A
2016-12-01
This review highlights research advances in food allergy that were published in the Journal in 2015. The world of food allergy research continues to rapidly accelerate, with increasing numbers of outstanding submissions to the Journal. In 2015, important studies on the epidemiology of food allergy were published, suggesting differential rates of food allergy in specific racial and ethnic groups. Even more importantly, studies were published identifying specific risk factors for the development of peanut allergy, as well as specific prevention strategies. We also saw new studies on the diagnosis of food allergy and potential approaches to the treatment of food allergy, as well as novel mechanistic studies helping to explain the immunologic correlates of food allergy and food desensitization. Copyright © 2016 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Choi, Yongmi; Ju, Seyoung
2015-01-01
BACKGROUND/OBJECTIVES The prevalence of food allergies in Korean children aged 6 to 12 years increased from 10.9% in 1995 to 12.6% in 2012 according to nationwide population studies. Treatment for food allergies is avoidance of allergenic-related foods and epinephrine auto-injector (EPI) for accidental allergic reactions. This study compared knowledge and perception of food allergy labeling and dietary practices of students. SUBJECTS/METHODS The study was conducted with the fourth to sixth grade students from an elementary school in Yongin. A total of 437 response rate (95%) questionnaires were collected and statistically analyzed. RESULTS The prevalence of food allergy among respondents was 19.7%, and the most common food allergy-related symptoms were urticaria, followed by itching, vomiting and nausea. Food allergens, other than 12 statutory food allergens, included cheese, cucumber, kiwi, melon, clam, green tea, walnut, grape, apricot and pineapple. Children with and without food allergy experience had a similar level of knowledge on food allergies. Children with food allergy experience thought that food allergy-related labeling on school menus was not clear or informative. CONCLUSION To understand food allergies and prevent allergic reactions to school foodservice among children, schools must provide more concrete and customized food allergy education. PMID:25671074
... Training Home Conditions Medication/Drug Allergy Medication/Drug Allergy Make an Appointment Find a Doctor Ask a ... risk for adverse reactions to medications. Facts about Allergies The tendency to develop allergies may be inherited. ...
Jiang, Xiaodong; Shen, Chun; Dai, Yuan; Jiang, Fan; Li, Shenghui; Shen, Xiaoming; Hu, Yan; Li, Fei
2018-06-01
The relationship between food allergy and respiratory allergy and attention-deficit/hyperactivity disorder (ADHD) in children is rarely investigated. The objective of this study was to determine whether early food allergy and respiratory allergy symptoms are associated with the prevalence of ADHD in Chinese school-age children. This cross-sectional study was conducted in school-age children using cluster-stratified methods from 9 cities across China between November and December 2005. A family and social environmental questionnaire including the diagnosis history of ADHD and allergic diseases (food allergy, allergic rhinitis, and bronchial asthma), as well as general information, was completed by parents. The prevalence of both allergic rhinitis (20.4%) and asthma (11.6%) in the food allergy group was significantly higher than in the non-food allergy group (9.0% and 2.8%, respectively; both P < .001). The multivariable analysis showed that single food allergy (OR = 1.53, 95% CI: 1.13-2.05, P = .005), food allergy complicated with allergic rhinitis or asthma (OR = 3.36, 95% CI: 2.19-5.14, P < .001), and food allergy complicated with allergic rhinitis and asthma simultaneously (OR = 4.08, 95% CI: 2.05-8.11, P < .001) were independently associated with the increased risk of ADHD. Early food allergy is associated with ADHD in school-age children. Early food allergy and respiratory allergy symptoms independently and synergistically contributed to higher risk of ADHD. Monitoring food allergy in early life could help in the early prediction and intervention for the consequent allergy march and ADHD in children. © 2018 EAACI and John Wiley and Sons A/S. Published by John Wiley and Sons Ltd.
Allergy Testing in Children With Low-Risk Penicillin Allergy Symptoms.
Vyles, David; Adams, Juan; Chiu, Asriani; Simpson, Pippa; Nimmer, Mark; Brousseau, David C
2017-08-01
Penicillin allergy is commonly reported in the pediatric emergency department (ED). True penicillin allergy is rare, yet the diagnosis results from the denial of first-line antibiotics. We hypothesize that all children presenting to the pediatric ED with symptoms deemed to be low-risk for immunoglobulin E-mediated hypersensitivity will return negative results for true penicillin allergy. Parents of children aged 4 to 18 years old presenting to the pediatric ED with a history of parent-reported penicillin allergy completed an allergy questionnaire. A prespecified 100 children categorized as low-risk on the basis of reported symptoms completed penicillin allergy testing by using a standard 3-tier testing process. The percent of children with negative allergy testing results was calculated with a 95% confidence interval. Five hundred ninety-seven parents completed the questionnaire describing their child's reported allergy symptoms. Three hundred two (51%) children had low-risk symptoms and were eligible for testing. Of those, 100 children were tested for penicillin allergy. The median (interquartile range) age at testing was 9 years (5-12). The median (interquartile range) age at allergy diagnosis was 1 year (9 months-3 years). Rash (97 [97%]) and itching (63 [63%]) were the most commonly reported allergy symptoms. Overall, 100 children (100%; 95% confidence interval 96.4%-100%) were found to have negative results for penicillin allergy and had their labeled penicillin allergy removed from their medical record. All children categorized as low-risk by our penicillin allergy questionnaire were found to have negative results for true penicillin allergy. The utilization of this questionnaire in the pediatric ED may facilitate increased use of first-line penicillin antibiotics. Copyright © 2017 by the American Academy of Pediatrics.
Programming of respiratory health in childhood: influence of outdoor air pollution.
Wright, Rosalind J; Brunst, Kelly J
2013-04-01
This overview highlights recent experimental and epidemiological evidence for the programming effects of outdoor air pollution exposures during early development on lung function and chronic respiratory disorders, such as asthma and related allergic disorders. Air pollutants may impact anatomy and/or physiological functioning of the lung and interrelated systems. Programming effects may result from pollutant-induced shifts in a number of molecular, cellular, and physiological states and their interacting systems. Specific key regulatory systems susceptible to programming may influence lung development and vulnerability to respiratory diseases, including both central and peripheral components of neuroendocrine pathways and autonomic nervous system (ANS) functioning which, in turn, influence the immune system. Starting in utero, environmental factors, including air pollutants, may permanently organize these systems toward trajectories of enhanced pediatric (e.g., asthma, allergy) as well as adult disease risk (e.g., chronic obstructive pulmonary disease). Evidence supports a central role of oxidative stress in the toxic effects of air pollution. Additional research suggests xenobiotic metabolism and subcellular components, such as mitochondria are targets of ambient air pollution and play a role in asthma and allergy programming. Mechanisms operating at the level of the placenta are being elucidated. Epigenetic mechanisms may be at the roots of adaptive developmental programming. Optimal coordinated functioning of many complex processes and their networks of interaction are necessary for normal lung development and the maintenance of respiratory health. Outdoor air pollution may play an important role in early programming of respiratory health and is potentially amenable to intervention.
Obesity's effect on asthma extends to diagnostic criteria.
Lugogo, Njira; Green, Cynthia L; Agada, Noah; Zhang, Siyi; Meghdadpour, Susanne; Zhou, Run; Yang, Siyun; Anstrom, Kevin J; Israel, Elliot; Martin, Richard; Lemanske, Robert F; Boushey, Homer; Lazarus, Stephen C; Wasserman, Stephen I; Castro, Mario; Calhoun, William; Peters, Stephen P; DiMango, Emily; Chinchilli, Vernon; Kunselman, Susan; King, Tonya S; Icitovic, Nikolina; Kraft, Monica
2018-03-01
The use of inflammatory biomarkers to delineate the type of lung inflammation present in asthmatic subjects is increasingly common. However, the effect of obesity on these markers is unknown. We aimed to determine the effect of obesity on conventional markers of inflammation in asthmatic subjects. We performed secondary analysis of data from 652 subjects previously enrolled in 2 Asthma Clinical Research Network trials. We performed linear correlations between biomarkers and logistic regression analysis to determine the predictive value of IgE levels, blood eosinophil counts, and fraction of exhaled nitric oxide values in relationship to sputum eosinophil counts (>2%), as well as to determine whether cut points existed that would maximize the sensitivity and specificity for predicting sputum eosinophilia in the 3 weight groups. Overall, statistically significant but relatively weak correlations were observed among all 4 markers of inflammation. Within obese subjects, the only significant correlation found was between IgE levels and blood eosinophil counts (r = 0.33, P < .001); furthermore, all other correlations between inflammatory markers were approximately 0, including correlations with sputum eosinophil counts. In addition, the predictive value of each biomarker alone or in combination was poor in obese subjects. In fact, in obese subjects none of the biomarkers of inflammation significantly predicted the presence of high sputum eosinophil counts. Obese asthmatic subjects have lower cut points for IgE levels (268 IU), fraction of exhaled nitric oxide values (14.5 ppb), and blood eosinophil counts (96 cells/μL) than all other groups. In obese asthmatic subjects conventional biomarkers of inflammation are poorly predictive of eosinophilic airway inflammation. As such, biomarkers currently used to delineate eosinophilic inflammation in asthmatic subjects should be approached with caution in these subjects. Copyright © 2017 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
... Staying Safe Videos for Educators Search English Español Food Allergies KidsHealth / For Kids / Food Allergies What's in ... cow's milk eggs soy wheat What Is a Food Allergy? Food allergies happen when the immune system ...
Mold Allergy: Proper Humidifier Care
... Training Home Conditions Allergy Allergy Overview Allergy Allergens Mold Allergy Proper Humidifier Care Proper Humidifier Care Make ... neglected humidifier can be a major source of mold and mold spores. Learn how to keep a ...
2014-01-01
Background. In recent years, numerous articles have attempted to shed light on our understanding of the pathophysiological mechanisms of exercise-induced immunologic changes and their impact on allergy and asthma. It is known that lymphocyte subclasses, cytokines, and chemokines show modifications after exercise, but outcomes can be affected by the type of exercise as well as by its intensity and duration. Interesting data have been presented in many recent studies on mouse models, but few studies on humans have been performed to check the long-term effects of exercise over a whole championship season. Methods. This study evaluated lymphocyte subsets and their intracellular IL-2, IL-4, TNF-α, and IFN-γ production in professional football (soccer) players, at three stages of the season, to evaluate if alterations occur, particularly in relation to their allergic status. Results and Conclusion. Despite significant mid-season alterations, no significant lymphocyte subclasses count modifications, except for NKs that were significantly higher, were observed at the end. IL-2 and IL-4 producing cells showed a significant decrease (P = 0.018 and P = 0.001, but in a steady fashion for IL-4), confirming the murine data about the potential beneficial effects of aerobic exercise for allergic asthma. PMID:25050349
Del Giacco, Stefano R; Scorcu, Marco; Argiolas, Federico; Firinu, Davide; Del Giacco, G Sergio
2014-01-01
In recent years, numerous articles have attempted to shed light on our understanding of the pathophysiological mechanisms of exercise-induced immunologic changes and their impact on allergy and asthma. It is known that lymphocyte subclasses, cytokines, and chemokines show modifications after exercise, but outcomes can be affected by the type of exercise as well as by its intensity and duration. Interesting data have been presented in many recent studies on mouse models, but few studies on humans have been performed to check the long-term effects of exercise over a whole championship season. This study evaluated lymphocyte subsets and their intracellular IL-2, IL-4, TNF-α, and IFN-γ production in professional football (soccer) players, at three stages of the season, to evaluate if alterations occur, particularly in relation to their allergic status. Despite significant mid-season alterations, no significant lymphocyte subclasses count modifications, except for NKs that were significantly higher, were observed at the end. IL-2 and IL-4 producing cells showed a significant decrease (P = 0.018 and P = 0.001, but in a steady fashion for IL-4), confirming the murine data about the potential beneficial effects of aerobic exercise for allergic asthma.
In utero Head Circumference is Associated with Childhood Allergy.
Eviston, David P; Minasyan, Anna; Mann, Kristy P; Campbell, Dianne E; Nanan, Ralph K
2015-01-01
Altered fetal growth is known to be associated with allergic disease. Specifically, increased head circumference at birth has been linked to asthma and elevated IgE. However, few studies have examined a link between early fetal anthropometry and allergic disease. The aim of this study was to examine head circumference at mid-gestation in children diagnosed with allergy. This was a retrospective cohort study, comprising pregnancies delivered between 10/2006 and 9/2010 at Nepean Hospital, Australia. Exclusion criteria were illegal drug use, alcohol consumption, gestation <35 weeks, and gestational hypertension. Pregnancy data were sourced from the Nepean Obstetric Database. Atopic diseases (asthma, atopic dermatitis, and IgE-mediated food allergy) were assessed by questionnaire at age 1-5 years. Infants from pregnancies with completed questionnaires, who also had a mid-gestation ultrasound scan, were included (N = 121). Multiple logistic regression techniques were used to model head circumference against the development of allergies. Smaller head circumference at mid-gestation was associated with increased odds of allergic disease in children aged 1-5 years. A 1 mm smaller head circumference was associated with a 7% increased chance of allergies being later diagnosed, adjusted for gestation (95% CI: 1-14%, p = 0.036). Head circumference at mid-gestation was also inversely correlated with the presence of multiple atopic disease. Smaller mid-gestational head circumference is associated with early childhood allergic disease, which suggests that fetal programing of allergic disease occurs before mid-gestation. This suggests that mediators such as brain-derived neurotrophic factor may be dysregulated early in utero in a milieu, which also predisposes to atopic disease.
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Gupta, Ruchi S; Kim, Jennifer S; Barnathan, Julia A; Amsden, Laura B; Tummala, Lakshmi S; Holl, Jane L
2008-01-01
Background Food allergy prevalence is increasing in US children. Presently, the primary means of preventing potentially fatal reactions are avoidance of allergens, prompt recognition of food allergy reactions, and knowledge about food allergy reaction treatments. Focus groups were held as a preliminary step in the development of validated survey instruments to assess food allergy knowledge, attitudes, and beliefs of parents, physicians, and the general public. Methods Eight focus groups were conducted between January and July of 2006 in the Chicago area with parents of children with food allergy (3 groups), physicians (3 groups), and the general public (2 groups). A constant comparative method was used to identify the emerging themes which were then grouped into key domains of food allergy knowledge, attitudes, and beliefs. Results Parents of children with food allergy had solid fundamental knowledge but had concerns about primary care physicians' knowledge of food allergy, diagnostic approaches, and treatment practices. The considerable impact of children's food allergies on familial quality of life was articulated. Physicians had good basic knowledge of food allergy but differed in their approach to diagnosis and advice about starting solids and breastfeeding. The general public had wide variation in knowledge about food allergy with many misconceptions of key concepts related to prevalence, definition, and triggers of food allergy. Conclusion Appreciable food allergy knowledge gaps exist, especially among physicians and the general public. The quality of life for children with food allergy and their families is significantly affected. PMID:18803842
Adult seafood allergy in the Texas Medical Center: A 13-year experience
Khan, Faria; Orson, Frank; Ogawa, Yoshiko; Parker, Crystal
2011-01-01
There is a paucity of data regarding prevalence and characteristics of adult seafood allergy in United States cohorts. This study was designed to determine the characteristics of patient-reported seafood allergy in a large allergy referral adult population. Retrospective analysis was performed of laboratory and clinical characteristics of seafood-allergic patients in three allergy clinics in the Texas Medical Center between January 1, 1997 and January 30, 2010. Of 5162 patients seen in this adult allergy referral population, 159 had physician-diagnosed seafood allergy with an average age of diagnosis of 50.2 (18–81 years) years. Shellfish allergy (59.1%) was more frequent than fish allergy (13.8%). Crustacean allergy (82.6%) was more frequent than mollusk allergy (7.2%). Shrimp (72.5%), crab (34.8%), and lobster (17.4%) were the most common shellfish allergies and tuna (28.6%), catfish (23.8%), and salmon (23.8%) were the most common fish allergies. One-third of seafood-allergic patients reported reactions to more than one seafood. Shellfish-allergic adults were more likely to experience respiratory symptoms than fish-allergic adults (p < 0.05). The likelihood of having anaphylaxis (32%) was not statistically different between shellfish- and fish-allergic subjects. Severe reactions were 12.9 times more likely to occur within the 1st hour of ingestion compared with nonsevere reactions (p < 0.005). The percentage of seafood allergy in this adult allergy referral population was 3.08%. PMID:22852122
Scheman, Andrew; Severson, David
2016-01-01
The usage prevalence of ingredients in topical products is important to dermatologists and industry. To determine the prevalence of methylisothiazolinone (MI) in various types of consumer products The Contact Allergy Management Program (CAMP) database was mapped and sorted in spreadsheet format to determine the prevalence of MI in various types of consumer products. Methylisothiazolinone was found in 13.2% of 4660 total products in CAMP. High usage of MI was seen in dishwashing products (64%), shampoos (53%), bathroom/kitchen/all-purpose cleaners (47%), hair conditioners (45%), hair dyes (43%), laundry additives/fresheners/softeners (30%), soaps/cleansers (29%), and surface cleaners/disinfectants (27%). Of the products containing MI, MI alone (without methylchloroisothiazolinone) was most common in makeup products (100%), cleaning/dish/laundry products (>99%), moisturizers (82%), shaving products (78%), sunscreens (71%), and antiaging products (67%). The American Contact Dermatitis Society's CAMP is a valuable tool to collect epidemiologic data on the incidence of specific ingredient usage in various types of topical products.
Fukuyama, Tomoki; Tajima, Yukari; Ueda, Hideo; Hayashi, Koichi; Shutoh, Yasufumi; Harada, Takanori; Kosaka, Tadashi
2010-05-19
Our aim was to improve a method for detecting respiratory hypersensitivity by testing three confirmed respiratory allergens (trimellitic anhydride [TMA], phthalic anhydride [PA] and toluene diisocyanate [TDI]), an environmental chemical of uncertain allergenicity (2,4-d-butyl [DB]), a confirmed contact allergen (2,4-dinitrochlorobenzene [DNCB]) and a standard irritant (sodium dodecyl sulfate [SDS]). BALB/c mice were topically sensitized (nine times in 3 weeks) with these chemicals, then challenged via the trachea. One day post-challenge, samples were taken from the mice to assay for total immunoglobulin (IgE and IgG(1)) levels in serum and bronchoalveolar lavage fluid (BALF); differential cell counts and cytokine/chemokine levels in BALF; lymphocyte counts and surface antigen expression on B-cells within lung-associated lymph nodes (LNs); ex situ cytokine production by cells from these LNs; and gene expression in BALF (CCR3) and LNs (CCR4, STAT6 and GATA-3). The three confirmed respiratory allergens and DB induced immune response characteristic of immediate-type respiratory reactions, as evidenced by increased total IgE and IgG(1) levels; influx of eosinophils, neutrophils, chemokines and cytokines in BALF; increased surface antigen expression on B-cells in LNs; increased Th2 cytokine production in LNs; and increased respiratory allergy-related gene expression in both BALF and LNs. In contrast, DNCB and SDS treatments yielded, at most, insignificant increases in all respiratory allergic parameters. Thus, the protocol was equally suitable for use with an environmental chemical of unknown allergenicity and for typical respiratory allergens. Since the protocol differentiated respiratory allergens from contact allergens and irritants, it may be useful for detecting respiratory allergy related to environmental chemicals. Copyright (c) 2010 Elsevier Ireland Ltd. All rights reserved.
Not All Coughs Are Asthma or Allergies: Churg-Strauss Syndrome.
Bodoutchian, Ani A; Jain, Hitender; Velez, Tania
2016-09-01
Cardiomyopathy in patients with Churg-Strauss syndrome (CSS) carries a poor prognosis, with a high 5-year mortality rate, and requires treatment with immunosuppressive therapy. There is no single pathognomonic test or clinical finding for diagnosing CSS; instead, it is based upon meeting four of six criteria. A 47-year-old woman with a 6-month medical history of "asthma" presented to our hospital with a 1-month history or dyspnea on exertion. She denied any chest pain, cough, fever, orthopnea, or leg swelling. She was afebrile and normotensive, and her physical examination was unremarkable. Her white blood cell count was 23,000/mm(3) with 23% eosinophils, and her troponin T level was 1.08 Ng/ml. Extensive work-up revealed CSS. WHY SHOULD AN EMERGENCY PHYSICIAN BE AWARE OF THIS?: Emergency physicians should be aware of unusual cases because not every patient that walks into an emergency department has a simple case of "asthma" or "allergies." Our patient had been diagnosed with asthma for 6 months before her symptoms had progressed to a point that prompted her to seek medical attention in a hospital. Emergency physicians are in a unique position to identify patients who present with recurrent complaints of asthma-especially late-onset asthma, which gradually worsens and is refractory to usual treatment. A complete blood cell count with a differential will prove valuable. Assessments of a patient's C-reactive protein level and erythrocyte sedimentation rate are inexpensive and check for signs of inflammation, although they are nonspecific. A chest radiograph or computed tomography scan of the chest or sinuses in some patients can also prove to be of value. Prompt recognition and treatment with steroids is imperative to ablate vasculitis tissue damage because this can improve the outcome. Copyright © 2016 Elsevier Inc. All rights reserved.
Buters, Jeroen; Prank, Marje; Sofiev, Mikhail; Pusch, Gudrun; Albertini, Roberto; Annesi-Maesano, Isabella; Antunes, Celia; Behrendt, Heidrun; Berger, Uwe; Brandao, Rui; Celenk, Sevcan; Galan, Carmen; Grewling, Łukasz; Jackowiak, Bogdan; Kennedy, Roy; Rantio-Lehtimäki, Auli; Reese, Gerald; Sauliene, Ingrida; Smith, Matt; Thibaudon, Michel; Weber, Bernhard; Cecchi, Lorenzo
2015-07-01
Allergies to grass pollen are the number one cause of outdoor hay fever. The human immune system reacts with symptoms to allergen from pollen. We investigated the natural variability in release of the major group 5 allergen from grass pollen across Europe. Airborne pollen and allergens were simultaneously collected daily with a volumetric spore trap and a high-volume cascade impactor at 10 sites across Europe for 3 consecutive years. Group 5 allergen levels were determined with a Phl p 5-specific ELISA in 2 fractions of ambient air: particulate matter of greater than 10 μm in diameter and particulate matter greater than 2.5 μm and less than 10 μm in diameter. Mediator release by ambient air was determined in FcεRI-humanized basophils. The origin of pollen was modeled and condensed to pollen potency maps. On average, grass pollen released 2.3 pg of Phl p 5 per pollen. Allergen release per pollen (potency) varied substantially, ranging from less than 1 to 9 pg of Phl p 5 per pollen (5% to 95% percentile). The main variation was locally day to day. Average potency maps across Europe varied between years. Mediator release from basophilic granulocytes correlated better with allergen levels per cubic meter (r(2) = 0.80, P < .001) than with pollen grains per cubic meter (r(2) = 0.61, P < .001). In addition, pollen released different amounts of allergen in the non-pollen-bearing fraction of ambient air, depending on humidity. Across Europe, the same amount of pollen released substantially different amounts of group 5 grass pollen allergen. This variation in allergen release is in addition to variations in pollen counts. Molecular aerobiology (ie, determining allergen in ambient air) might be a valuable addition to pollen counting. Copyright © 2015 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Fleischer, David M; Sicherer, Scott; Greenhawt, Matthew; Campbell, Dianne; Chan, Edmond; Muraro, Antonella; Halken, Susanne; Katz, Yitzhak; Ebisawa, Motohiro; Eichenfield, Lawrence; Sampson, Hugh; Lack, Gideon; Du Toit, George; Roberts, Graham; Bahnson, Henry; Feeney, Mary; Hourihane, Jonathan; Spergel, Jonathan; Young, Michael; As'aad, Amal; Allen, Katrina; Prescott, Susan; Kapur, Sandeep; Saito, Hirohisa; Agache, Ioana; Akdis, Cezmi A; Arshad, Hasan; Beyer, Kirsten; Dubois, Anthony; Eigenmann, Philippe; Fernandez-Rivas, Monserrat; Grimshaw, Kate; Hoffman-Sommergruber, Karin; Host, Arne; Lau, Susanne; O'Mahony, Liam; Mills, Clare; Papadopoulos, Nikolaus; Venter, Carina; Agmon-Levin, Nancy; Kessel, Aaron; Antaya, Richard; Drolet, Beth; Rosenwasser, Lanny
2016-01-01
The purpose of this brief communication is to highlight emerging evidence regarding potential benefits of supporting early rather than delayed peanut introduction during the period of complementary food introduction in infants. This document should be considered as interim guidance based on consensus among the following organizations: American Academy of Allergy, Asthma, and Immunology, American Academy of Pediatrics, American College of Allergy, Asthma, and Immunology, Australasian Society of Clinical Immunology and Allergy, Canadian Society of Allergy and Clinical Immunology, European Academy of Allergy and Clinical Immunology, Israel Association of Allergy and Clinical Immunology, Japanese Society for Allergology, Society for Pediatric Dermatology, and World Allergy Organization. More formal guidelines regarding early-life, complementary feeding practices and the risk of allergy development will follow in the next year from the National Institute of Allergy and Infectious Diseases-sponsored Working Group and the European Academy of Allergy and Clinical Immunology. © 2015 the Authors. Published by Wiley Periodicals, Inc.
Post-transplantation Development of Food Allergies.
Newman, Erik N; Firszt, Rafael
2018-01-29
The development of food allergies is increasingly being recognized as a post-solid organ transplant complication. In this article, we review the spectrum of post-transplant food allergy development and the proposed mechanisms for de novo food allergies and the clinical significance they pose. The development of new food allergies is disproportionately associated with pediatric liver transplants, where it occurs in up to 38% of select populations. The mechanism of food allergy development is not completely understood; however, it is likely promoted by unbalanced immune suppression. De novo food allergy development is a common complication of solid organ transplants with the highest risk occurring in pediatric liver transplant recipients. There are likely multiple mechanisms for food allergy development including passive transfer of membrane-bound IgE and lymphocytes from donor to recipient, as well as loss of food tolerance and active development of new food allergies. The optimal management of food allergies following organ transplants has not been well researched but may include changing the immune suppression regimen if the food allergy does not resolve without intervention.
Prevalence of food allergies in South Asia.
Arakali, Schweta R; Green, Todd D; Dinakar, Chitra
2017-01-01
To evaluate the published medical literature on the prevalence and types of food allergies in South Asia. A PubMed search was performed using the keywords India and food allergy, Asia and food allergy, and South Asia and food allergy for any period. Articles cited in selected studies were reviewed for their appropriateness of inclusion into this review. Publications were included that were original research and fit the topic of food allergy and South Asia. South Asia is defined as region inclusive of India, Pakistan, Bangladesh, and Sri Lanka. A total of 169 articles were initially identified, and 47 were reviewed in detail for inclusion in this review. The primary focus was placed on 10 studies that consisted of case reports of newly reported or documented food allergy, survey studies that investigated food allergy prevalence in specific demographics, and prospective and cross-sectional studies with case controls, all of which investigated food allergy prevalence by allergy testing in a selected population. The medical literature on the prevalence and types of food allergy in South Asia indicates that there is a variety of unusual and unique allergens and an overall low incidence of food allergy. There is also an association of increased food allergy prevalence in individuals who live in metropolitan regions or who migrate to communities that have adopted westernization. Copyright © 2016 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
New food allergies in a European non-Mediterranean region: is Cannabis sativa to blame?
Ebo, D G; Swerts, S; Sabato, V; Hagendorens, M M; Bridts, C H; Jorens, P G; De Clerck, L S
2013-01-01
Allergy to fruit and vegetables exhibit geographic variation regarding the severity of symptoms and depending on the sensitization profile of the patient. These sensitization profiles and routes remain incompletely understood. Cannabis is a very popular drug and derived from Cannabis sativa, a plant containing lipid transfer proteins (LTP) also known as important allergens in plant and fruit allergies. In this study we sought to elucidate a potential connection between C. sativa allergy and plant food allergies. A case-control study involving 21 patients consulting for plant food allergies. Twelve patients were cannabis allergic and 9 had a pollen or latex allergy without cannabis allergy. Testing for cannabis IgE implied measurement of specific IgE, skin testing and basophil activation tests. Allergen component analysis was performed with a microarray technique. Plant food allergy in patients with documented cannabis allergy had more severe reactions than patients without cannabis allergy and frequently implied fruits and vegetables that are not observed in a (birch) pollen-related food syndrome. With the exception of 1 patient with cannabis allergy, all were sensitized to nonspecific (ns)-LTP. Our data suggest that illicit cannabis abuse can result in cannabis allergy with sensitization to ns-LTP. This sensitization might result in various plant-food allergies. Additional collaborative studies in different geographical areas are needed to further elucidate on this hypothesis. Copyright © 2013 S. Karger AG, Basel.
... needed to confirm an allergy. Videos: Choosing Wisely » Food Allergy Treatment & Management Proper diagnosis of food allergy or food intolerance ... patient support. The Guidelines for the Diagnosis and Management of Food Allergy in the United States: Summary for Patients, ...
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Understanding Food Allergy | NIH MedlinePlus the Magazine
... issue contents Understanding Food Allergy Follow us Understanding Food Allergy Latest Updates from NIH Food allergies are ... ways to diagnose, prevent, and treat the disease.” Food allergy studies With so many unanswered questions surrounding ...
... also treat some allergies using medicines and allergy shots. Avoidance In some cases, as with food allergies, avoiding the allergen is a life-saving necessity. Unlike allergies that can be treated with shots or medicines, the only way to treat food ...
Iweala, Onyinye I.; Choudhary, Shailesh K.
2018-01-01
Purpose of Review The goal of this review is to present an updated summary of the natural history of major childhood and adult food allergies and report recent advances in potential treatments for food allergy. Recent Findings The most common childhood food allergies are typically outgrown by adolescence or adulthood. However, peanut/tree nut allergies appear to more commonly persist into adulthood. Adults can develop new IgE-mediated food allergies; the most common is oral allergy syndrome. There are multiple different approaches being tried as possible treatments for food allergy. Summary The prevalence of food allergy appears to be increasing but the varied approaches to treatment are being actively pursued such that an approved modality may not be too far in the future. PMID:29623490
Prevalence of food allergies and intolerances documented in electronic health records.
Acker, Warren W; Plasek, Joseph M; Blumenthal, Kimberly G; Lai, Kenneth H; Topaz, Maxim; Seger, Diane L; Goss, Foster R; Slight, Sarah P; Bates, David W; Zhou, Li
2017-12-01
Food allergy prevalence is reported to be increasing, but epidemiological data using patients' electronic health records (EHRs) remain sparse. We sought to determine the prevalence of food allergy and intolerance documented in the EHR allergy module. Using allergy data from a large health care organization's EHR between 2000 and 2013, we determined the prevalence of food allergy and intolerance by sex, racial/ethnic group, and allergen group. We examined the prevalence of reactions that were potentially IgE-mediated and anaphylactic. Data were validated using radioallergosorbent test and ImmunoCAP results, when available, for patients with reported peanut allergy. Among 2.7 million patients, we identified 97,482 patients (3.6%) with 1 or more food allergies or intolerances (mean, 1.4 ± 0.1). The prevalence of food allergy and intolerance was higher in females (4.2% vs 2.9%; P < .001) and Asians (4.3% vs 3.6%; P < .001). The most common food allergen groups were shellfish (0.9%), fruit or vegetable (0.7%), dairy (0.5%), and peanut (0.5%). Of the 103,659 identified reactions to foods, 48.1% were potentially IgE-mediated (affecting 50.8% of food allergy or intolerance patients) and 15.9% were anaphylactic. About 20% of patients with reported peanut allergy had a radioallergosorbent test/ImmunoCAP performed, of which 57.3% had an IgE level of grade 3 or higher. Our findings are consistent with previously validated methods for studying food allergy, suggesting that the EHR's allergy module has the potential to be used for clinical and epidemiological research. The spectrum of severity observed with food allergy highlights the critical need for more allergy evaluations. Copyright © 2017 American Academy of Allergy, Asthma & Immunology. All rights reserved.
Burks, A Wesley; Tang, Mimi; Sicherer, Scott; Muraro, Antonella; Eigenmann, Philippe A; Ebisawa, Motohiro; Fiocchi, Alessandro; Chiang, Wen; Beyer, Kirsten; Wood, Robert; Hourihane, Jonathan; Jones, Stacie M; Lack, Gideon; Sampson, Hugh A
2012-04-01
Food allergies can result in life-threatening reactions and diminish quality of life. In the last several decades, the prevalence of food allergies has increased in several regions throughout the world. Although more than 170 foods have been identified as being potentially allergenic, a minority of these foods cause the majority of reactions, and common food allergens vary between geographic regions. Treatment of food allergy involves strict avoidance of the trigger food. Medications manage symptoms of disease, but currently, there is no cure for food allergy. In light of the increasing burden of allergic diseases, the American Academy of Allergy, Asthma & Immunology; European Academy of Allergy and Clinical Immunology; World Allergy Organization; and American College of Allergy, Asthma & Immunology have come together to increase the communication of information about allergies and asthma at a global level. Within the framework of this collaboration, termed the International Collaboration in Asthma, Allergy and Immunology, a series of consensus documents called International Consensus ON (ICON) are being developed to serve as an important resource and support physicians in managing different allergic diseases. An author group was formed to describe the natural history, prevalence, diagnosis, and treatment of food allergies in the context of the global community. Copyright © 2012 American Academy of Allergy, Asthma & Immunology. Published by Mosby, Inc. All rights reserved.
Clinical spectrum of food allergies: a comprehensive review.
Ho, Marco H-K; Wong, Wilfred H-S; Chang, Christopher
2014-06-01
Food allergy is defined as an adverse immune response towards food proteins or as a form of a food intolerance associated with a hypersensitive immune response. It should also be reproducible by a double-blind placebo-controlled food challenge. Many reported that food reactions are not allergic but are intolerances. Food allergy often presents to clinicians as a symptom complex. This review focuses on the clinical spectrum and manifestations of various forms of food allergies. According to clinical presentations and allergy testing, there are three types of food allergy: IgE mediated, mixed (IgE/Non-IgE), and non-IgE mediated (cellular, delayed type hypersensitivity). Recent advances in food allergy in early childhood have highlighted increasing recognition of a spectrum of delayed-onset non-IgE-mediated manifestation of food allergy. Common presentations of food allergy in infancy including atopic eczema, infantile colic, and gastroesophageal reflux. These clinical observations are frequently associated with food hypersensitivity and respond to dietary elimination. Non-IgE-mediated food allergy includes a wide range of diseases, from atopic dermatitis to food protein-induced enterocolitis and from eosinophilic esophagitis to celiac disease. The most common food allergies in children include milk, egg, soy, wheat, peanut, treenut, fish, and shellfish. Milk and egg allergies are usually outgrown, but peanut and treenut allergy tends to persist. The prevalence of food allergy in infancy is increasing and may affect up to 15-20 % of infants. The alarming rate of increase calls for a public health approach in the prevention and treatment of food allergy in children.
Food allergy prevalence and management at an overnight summer camp.
Redmond, Margaret; Kempe, Erin; Strothman, Kasey; Wada, Kara; Scherzer, Rebecca; Stukus, David R
2016-06-01
In recent years, increased awareness of food allergy management has focused on the school setting. A lack of awareness and relevant literature prompted evaluation of the camp experience. To characterize the prevalence of food allergies among children attending an overnight summer camp and to evaluate the knowledge and comfort of camp personnel before and after a training session. The database for the 2014 season at Flying Horse Farms was reviewed for information pertaining to food allergies and provision of epinephrine and treatment plans. Camp personnel completed surveys regarding food allergy knowledge and comfort. Surveys were redistributed 30 days after the training session. Among 445 campers, 15% reported at least one food allergy, with 8.5% reporting allergy to 1 of the top 8 food allergens. Only 32% of campers with food allergy supplied an epinephrine autoinjector, and 0% provided written treatment plans. Before training, 84% of personnel desired additional information about food allergies. Knowledge of food allergies among personnel was high at baseline but increased after training in regard to epinephrine use for anaphylaxis and postepinephrine management. Staffers who reported feeling very comfortable caring for campers with food allergy increased from 16% to 46% after the training session; comfort in treating a food allergy emergency increased from 2% to 29%. Management of food allergies at overnight summer camps warrants similar education and preparation strategies as those implemented in schools. Camp personnel should receive annual training regarding food allergies and anaphylaxis. Copyright © 2016 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Report from the National Institute of Allergy and Infectious Disease Workshop on Drug Allergy
Wheatley, Lisa M; Plaut, Marshall; Schwaninger, Julie M; Banerji, Aleena; Castells, Mariana; Finkelman, Fred D.; Gleich, Gerald J.; Guttman-Yassky, Emma; Mallal, Simon A.K.; Naisbitt, Dean J.; Ostrov, David A.; Phillips, Elizabeth J.; Pichler, Werner J.; Platts-Mills, Thomas A. E.; Roujeau, Jean-Claude; Schwartz, Lawrence B.; Trepanier, Lauren A.
2015-01-01
Allergic reactions to drugs are a serious public health concern. In 2013, the National Institute of Allergy and Infectious Diseases, Division of Allergy, Immunology and Transplantation, sponsored a workshop on drug allergy. International experts in the field of drug allergy with backgrounds in allergy, immunology, infectious diseases, dermatology, clinical pharmacology and pharmacogenomics discussed the current state of drug allergy research. These experts were joined by representatives from several NIH Institutes and the U.S. Food and Drug Administration (FDA). The participants identified important advances that make new research directions feasible and made suggestions for research priorities and for development of infrastructure to advance our knowledge of the mechanisms, diagnosis, management, and prevention of drug allergy. The workshop summary and recommendations are presented herein. PMID:26254053
Muraro, A; Lemanske, R F; Castells, M; Torres, M J; Khan, D; Simon, H-U; Bindslev-Jensen, C; Burks, W; Poulsen, L K; Sampson, H A; Worm, M; Nadeau, K C
2017-07-01
This consensus document summarizes the current knowledge on the potential for precision medicine in food allergy, drug allergy, and anaphylaxis under the auspices of the PRACTALL collaboration platform. PRACTALL is a joint effort of the European Academy of Allergy and Clinical Immunology and the American Academy of Allergy, Asthma and Immunology, which aims to synchronize the European and American approaches to allergy care. Precision medicine is an emerging approach for disease treatment based on disease endotypes, which are phenotypic subclasses associated with specific mechanisms underlying the disease. Although significant progress has been made in defining endotypes for asthma, definitions of endotypes for food and drug allergy or for anaphylaxis lag behind. Progress has been made in discovery of biomarkers to guide a precision medicine approach to treatment of food and drug allergy, but further validation and quantification of these biomarkers are needed to allow their translation into practice in the clinical management of allergic disease. © 2017 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Ali, Fatima
2017-01-01
To conduct a survey on self-reported food allergy to milk, egg, peanuts, tree nuts, fish, shellfish, wheat, and sesame, as well as reported food-related anaphylaxis and epinephrine prescription practices among Kuwaiti students attending Kuwait University. One thousand questionnaires that included data on age, gender, presence of food allergies, and associated details were distributed. All participants reporting an allergy were categorized as having a perceived food allergy. Those with a convincing clinical history and history of undergoing diagnostic food allergy testing were further categorized as having a probable food allergy. Of the 1,000 questionnaires, 865 (86.5%) were completed. Of the 865 students, 104 (12.02%) reported food allergy (perceived), and 47 of these (45.19%) were probable food allergies. For milk (46.7%), peanut (35.7%), fish (60%), and sesame (50%), probable food allergy occurred in early childhood (≤5 years) while those of egg (44.4%) and wheat (57.1%) occurred in late childhood (6-10 years), and shellfish (40%) occurred in early adolescence (11-15 years). Of the 47 students with a probable food allergy, 28 (59.6%) were moderate to severe: 20 (71%) of these moderate-to-severe allergy cases reported at least 1 food-related anaphylactic episode while 8 (29%) denied such episodes. Equally important, of the 28 students, 6 (21%) received an autoinjectable epinephrine prescription, while 22 (79%) did not receive any. In this study the reported occurrence of perceived food allergy was low and probable food allergy occurred mostly in early childhood. Milk, egg, and nut allergies were the most commonly reported in both groups. © 2017 S. Karger AG, Basel.
The Role of Personality in Daily Food Allergy Experiences.
Conner, Tamlin S; Mirosa, Miranda; Bremer, Phil; Peniamina, Rana
2018-01-01
Food allergies present numerous challenges to coping in everyday life. Even simple things like planning a lunch with a friend can be stressful for people with food allergies. But are some people more adversely impacted by having a food allergy than other people? This paper addressed this question by investigating whether individual differences in the Big Five personality traits (neuroticism, extraversion, openness, agreeableness, and conscientiousness) are related to food allergy-related problems in everyday life among adults with food allergies. Participants were 108 adults (85% female; mean age = 40.2; age range 18-87) with a physician-diagnosed food allergy [most commonly to gluten (54.6%), peanuts (21.3%), cow's milk (16.7%), and shellfish/seafood (16.7%)]. Participants completed an initial online survey that measured demographics, food allergy information, and personality traits using the Big Five Inventory (John et al., 1991). For 2 weeks, participants completed a daily online survey that queried the occurrence of 25 food allergy issues that day and participants' overall stress and mood that day. Neuroticism did not predict more frequent allergy issues or greater stress/poorer mood on days with more allergy issues. Instead, higher openness to experience predicted a range of issues including going hungry because there is no safe food available, problems finding suitable foods when grocery shopping, feeling anxious at social occasions involving food, being excluded, and feeling embarrassed and poorly understood about their food allergy. Conscientious people were less embarrassed or self-conscious about their food allergy, but they had more problems eating out, and their positive mood was more impaired by allergy issues than their less conscientious peers. Extraversion and agreeableness played minor roles. Personality testing can identify people that may have difficulty living with food allergies-such as those higher in openness to experience.
Report from the National Institute of Allergy and Infectious Diseases workshop on drug allergy.
Wheatley, Lisa M; Plaut, Marshall; Schwaninger, Julie M; Banerji, Aleena; Castells, Mariana; Finkelman, Fred D; Gleich, Gerald J; Guttman-Yassky, Emma; Mallal, Simon A K; Naisbitt, Dean J; Ostrov, David A; Phillips, Elizabeth J; Pichler, Werner J; Platts-Mills, Thomas A E; Roujeau, Jean-Claude; Schwartz, Lawrence B; Trepanier, Lauren A
2015-08-01
Allergic reactions to drugs are a serious public health concern. In 2013, the Division of Allergy, Immunology, and Transplantation of the National Institute of Allergy and Infectious Diseases sponsored a workshop on drug allergy. International experts in the field of drug allergy with backgrounds in allergy, immunology, infectious diseases, dermatology, clinical pharmacology, and pharmacogenomics discussed the current state of drug allergy research. These experts were joined by representatives from several National Institutes of Health institutes and the US Food and Drug Administration. The participants identified important advances that make new research directions feasible and made suggestions for research priorities and for development of infrastructure to advance our knowledge of the mechanisms, diagnosis, management, and prevention of drug allergy. The workshop summary and recommendations are presented herein. Published by Elsevier Inc.
Prevalence of celiac disease in patients with severe food allergy.
Pillon, R; Ziberna, F; Badina, L; Ventura, A; Longo, G; Quaglia, S; De Leo, L; Vatta, S; Martelossi, S; Patano, G; Not, T; Berti, I
2015-10-01
The association between food allergy and celiac disease (CD) is still to be clarified. We screened for CD 319 patients with severe food allergy (IgE > 85 kU/l against food proteins and a history of severe allergic reactions) who underwent specific food oral immunotherapy (OIT), together with 128 children with mild allergy who recovered without OIT, and compared the prevalence data with our historical data regarding healthy schoolchildren. Sixteen patients (5%) with severe allergy and one (0.8%) with mild allergy tested positive for both genetic and serological CD markers, while the prevalence among the schoolchildren was 1%. Intestinal biopsies were obtained in 13/16 patients with severe allergy and in the one with mild allergy, confirming the diagnosis of CD. Sufferers from severe food allergy seem to be at a fivefold increased risk of CD. Our findings suggest that routine screening for CD should be recommended in patients with severe food allergy. © 2015 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Next step in antibiotic stewardship: Pharmacist-provided penicillin allergy testing.
Gugkaeva, Z; Crago, J S; Yasnogorodsky, M
2017-08-01
Penicillin allergy limits therapeutic options for patients but often disappears over time, leaving patients erroneously labelled allergic and leading to the utilization of broad-spectrum and more expensive antibiotics. Penicillin allergy can be effectively assessed via skin testing. To improve patient access to penicillin allergy testing by implementing a pharmacist-provided service in a hospital setting. Beta-lactams remain a mainstream therapy for many infections due to their effectiveness, low side effects and affordability. Typically, patient access to penicillin allergy testing is limited by the availability of allergy specialists, who traditionally perform such testing. A pharmacist-provided penicillin allergy testing service was implemented at our hospital in 2015 and became a powerful antibiotic stewardship tool. Removing penicillin allergy from patient profiles significantly expanded therapeutic options, expedited discharges and reduced costs of care. Pharmacists can expand patient access to penicillin allergy testing. Pharmacist-provided penicillin allergy testing permitted optimized antibiotic treatment and expedited discharges. © 2017 John Wiley & Sons Ltd.
Dahlquist, Lynnda M.; Hahn, Amy L.; Bollinger, Mary Elizabeth
2017-01-01
Objective To compare fathers’ and mothers’ perceptions of the impact and severity of their child’s food allergy and their levels of involvement in allergy-related care. Methods One hundred parents of children with food allergy (50 mother–father pairs) rated the severity of their child’s food allergies and completed the Food Allergy Impact Scale. A subset of 52 parents reported how often they engaged in food allergy-related care. Results Mothers reported more impact than fathers for meal preparation, family social activities, and stress and free time, and significantly greater involvement in allergy-related care. Fathers who reported more frequent medical appointment attendance perceived meal preparation as being significantly more impacted by food allergy than fathers who were less involved. Conclusions Fathers who are less involved may be buffered from experiencing the impact of their child’s health condition. Differences in involvement rather than other gender differences may explain discrepancies in mothers’ and fathers’ illness perceptions. PMID:27424484
Detection of chaos: New approach to atmospheric pollen time-series analysis
NASA Astrophysics Data System (ADS)
Bianchi, M. M.; Arizmendi, C. M.; Sanchez, J. R.
1992-09-01
Pollen and spores are biological particles that are ubiquitous to the atmosphere and are pathologically significant, causing plant diseases and inhalant allergies. One of the main objectives of aerobiological surveys is forecasting. Prediction models are required in order to apply aerobiological knowledge to medical or agricultural practice; a necessary condition of these models is not to be chaotic. The existence of chaos is detected through the analysis of a time series. The time series comprises hourly counts of atmospheric pollen grains obtained using a Burkard spore trap from 1987 to 1989 at Mar del Plata. Abraham's method to obtain the correlation dimension was applied. A low and fractal dimension shows chaotic dynamics. The predictability of models for atomspheric pollen forecasting is discussed.
Food Allergy Sensitization and Presentation in Siblings of Food Allergic Children.
Gupta, Ruchi S; Walkner, Madeline M; Greenhawt, Matthew; Lau, Claudia H; Caruso, Deanna; Wang, Xiaobin; Pongracic, Jacqueline A; Smith, Bridget
2016-01-01
Many parents of food allergic children have concerns about the development of food allergies in their other children. We sought to determine prevalence of food sensitization and clinical food allergy among siblings of food allergic children. Two thousand eight hundred and thirty-four children were enrolled in the Chicago Family Cohort Food Allergy study. One thousand one hundred and twenty children (ages 0-21 years) with a food allergy (defined by a reported reaction history and evidence of food-specific IgE or skin prick test) and at least 1 biological sibling were included in this study. Among siblings of children with food allergy, 33.4% had no sensitization and no clinical symptoms to food. Fifty-three percent had a positive food serum-specific IgE or skin prick test, but no reported symptoms of food allergy. Only 13.6% of siblings were both sensitized and clinically reactive to the same food. Milk allergy was the most common allergy among siblings (5.9%), followed by egg allergy (4.4%) and peanut allergy (3.7%). In a large cohort of food allergic families, only a small proportion of siblings were both sensitized and clinically reactive to a food. Sensitization without reactivity was common among siblings. Testing for food allergy in siblings without a history of clinical reactivity appears to be unjustified. Screening may lead to negative consequences related to potential misdiagnosis and unnecessary avoidance of a food. More data are needed to determine the absolute risk of food allergy development in siblings of food allergic children. Copyright © 2016 American Academy of Allergy, Asthma & Immunology. All rights reserved.
A global survey of changing patterns of food allergy burden in children
2013-01-01
While food allergies and eczema are among the most common chronic non-communicable diseases in children in many countries worldwide, quality data on the burden of these diseases is lacking, particularly in developing countries. This 2012 survey was performed to collect information on existing data on the global patterns and prevalence of food allergy by surveying all the national member societies of the World Allergy Organization, and some of their neighbouring countries. Data were collected from 89 countries, including published data, and changes in the health care burden of food allergy. More than half of the countries surveyed (52/89) did not have any data on food allergy prevalence. Only 10% (9/89) of countries had accurate food allergy prevalence data, based on oral food challenges (OFC). The remaining countries (23/89) had data largely based on parent-reporting of a food allergy diagnosis or symptoms, which is recognised to overestimate the prevalence of food allergy. Based on more accurate measures, the prevalence of clinical (OFC proven) food allergy in preschool children in developed countries is now as high as 10%. In large and rapidly emerging societies of Asia, such as China, where there are documented increases in food allergy, the prevalence of OFC-proven food allergy is now around 7% in pre-schoolers, comparable to the reported prevalence in European regions. While food allergy appears to be increasing in both developed and developing countries in the last 10–15 years, there is a lack of quality comparative data. This survey also highlights inequities in paediatric allergy services, availability of adrenaline auto-injectors and standardised National Anaphylaxis Action plans. In conclusion, there remains a need to gather more accurate data on the prevalence of food allergy in many developed and developing countries to better anticipate and address the rising community and health service burden of food allergy. PMID:24304599
Allergies and Learning/Behavioral Disorders.
ERIC Educational Resources Information Center
McLoughlin, James A.; Nall, Michael
1994-01-01
This article describes various types of allergies, how they are diagnosed medically, and the different forms of medical treatment. It also considers how allergies may affect school learning and behavior, the connection between allergies and learning and behavioral disorders, the impact of allergy medications upon classroom performance, and various…
Manufacturing/Cell Therapy Specialist | Center for Cancer Research
Within the Leidos Biomedical Research Inc.’s Clinical Research Directorate, the Clinical Monitoring Research Program (CMRP) provides high-quality comprehensive and strategic operational support to the high-profile domestic and international clinical research initiatives of the National Cancer Institute (NCI), National Institute of Allergy and Infectious Diseases (NIAID),
Quality Control Specialist | Center for Cancer Research
Within the Leidos Biomedical Research Inc.’s Clinical Research Directorate, the Clinical Monitoring Research Program (CMRP) provides high-quality comprehensive and strategic operational support to the high-profile domestic and international clinical research initiatives of the National Cancer Institute (NCI), National Institute of Allergy and Infectious Diseases (NIAID),
76 FR 4927 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2011-01-27
... DEPARTMENT OF HEALTH AND HUMAN SERVICES National Institutes of Health National Institute of... Infectious Diseases Special Emphasis Panel; Partnership for Next Generation Biodefense Diagnostics. Date... Program, Room 3122, 6700- B Rockledge Drive, MSC-7616, Bethesda, MD 20892-7616, 301-451-3684, bgustafson...
AIDS--Challenges to Basic and Clinical Biomedical Research.
ERIC Educational Resources Information Center
Fauci, Anthony S.
1989-01-01
Clinical trials and access to therapeutic drugs pose dilemmas for researchers, physicians, and AIDS patients. The National Institute of Allergy and Infectious Diseases, recognizing the need for greater access to drugs by a broader spectrum of the infected population, is establishing the Community Programs for Clinical Research on AIDS. (Author/MLW)
Meal Counting and Claiming Manual.
ERIC Educational Resources Information Center
Food and Nutrition Service (USDA), Washington, DC.
This manual contains information about the selection and implementation of a meal counting and claiming system for the National School Lunch Program (NSLP) and the School Breakfast Program (BSP). Federal reimbursement is provided for each meal that meets program requirements and is served to an eligible student. Part 1 explains the six elements of…
76 FR 6626 - National Institute of Allergy and Infectious Diseases; Notice of Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2011-02-07
... Allergy and Infectious Diseases; Notice of Meetings Pursuant to section 10(d) of the Federal Advisory... Allergy and Infectious Diseases Council. The meetings will be open to the public as indicated below, with... privacy. Name of Committee: National Advisory Allergy and Infectious Diseases Council; Allergy, Immunology...
Food allergy: opportunities and challenges in the clinical practice of allergy and immunology.
James, John M
2004-10-01
Food allergy offers numerous opportunities and challenges for the allergy and clinical immunology specialist. Physicians with board certification in allergy and clinical immunology should be the main source of reliable clinical information to educate patients with food-related disorders. There has been a wealth of reliable information published related to food allergy that can be utilized by health care providers in clinical practice. This includes information about the cross-reactivity of food allergens, the evaluation of potential new therapies, and the practical application of new diagnostic methods and management strategies. This article addresses some of the new developments in food allergy, with an emphasis on cross-reactvity of food allergens, recombinant food allergens, and potential future therapies for food allergy.
Temporal trends of preservative allergy in Denmark (1985-2008).
Thyssen, Jacob P; Engkilde, Kåre; Lundov, Michael D; Carlsen, Berit C; Menné, Torkil; Johansen, Jeanne D
2010-02-01
Most cosmetics and industrial products contain preservatives. Preservative allergy is common and, historically, changing contact allergy epidemics caused by preservatives have been observed. In 1997, Alan Dillarstone predicted a stable development of preservative allergy following mandatory ingredient labelling on cosmetic products. To investigate the development in the prevalence of preservative allergy in Denmark over a 24-year period (1985-2008) and to challenge the prediction made by Dillarstone. A retrospective analysis of patch test data was performed (n = 18179). Comparisons were made using a chi(2) test. Logistic regression analyses were used to test for associations. The development of preservative allergy mirrored those of other European patch test centres. The development was not dependent on sex or age group. The prevalence was higher among women and those aged 41-60 years. Formaldehyde allergy was persistently prevalent over the study years. The overall prevalence of preservative allergy increased significantly (P(trend) = 0.001), mainly because of patch testing with additional preservatives in recent years. Dillarstone's prediction was confirmed as the prevalence of contact allergy to individual preservatives remained relatively stable. However, the overall burden of preservative allergy seemed to increase. Introduction of new preservatives may add to the burden of contact allergy.
Sova, Cassandra; Feuling, Mary Beth; Baumler, Megan; Gleason, Linda; Tam, Jonathan S; Zafra, Heidi; Goday, Praveen S
2013-12-01
Food allergies affect up to 8% of American children. The current recommended treatment for food allergies is strict elimination of the allergens from the diet. Dietary elimination of nutrient-dense foods may result in inadequate nutrient intake and impaired growth. The purpose of this review was to critically analyze available research on the effect of an elimination diet on nutrient intake and growth in children with multiple food allergies. A systematic review of the literature was conducted and a workgroup was established to critically analyze each relevant article. The findings were summarized and a conclusion was generated. Six studies were analyzed. One study found that children with food allergies are more likely to be malnourished than children without food allergies. Three studies found that children with multiple food allergies were shorter than children with 1 food allergy. Four studies assessed nutrient intake of children with multiple food allergies, but the inclusion and comparison criteria were different in each of the studies and the findings were conflicting. One study found that children with food allergies who did not receive nutrition counseling were more likely to have inadequate intake of calcium and vitamin D. Children with multiple food allergies have a higher risk of impaired growth and may have a higher risk of inadequate nutrient intake than children without food allergies. Until more research is available, we recommend monitoring of nutrition and growth of children with multiple food allergies to prevent possible nutrient deficiencies and to optimize growth.
Association Between Allergies and Psychiatric Disorders in Patients Undergoing Invasive Procedures.
Aberle, Dwight; Wu, Stephanie E; Oklu, Rahmi; Erinjeri, Joseph; Deipolyi, Amy R
Associations between allergies and psychiatric disorders have been reported in the context of depression and suicide; psychiatric disorders may affect pain perception. To investigate the relationship of allergies with psychiatric disorders and pain perception in the context of invasive procedures, specifically during tunneled hemodialysis catheter placement. We identified 89 patients (51 men, 38 women), mean age 66 years (range: 23-96), who underwent tunneled hemodialysis catheter placement (1/2014-2/2015), recording numeric rating scale pain scores, medications, psychiatric history, allergies, and smoking status. Of 89 patients, 47 patients had no allergies, and 42 had ≥1 allergy. Patients with allergies were more likely to have a pre-existing psychiatric disorder compared to those without allergies, odds ratio 2.6 (95% CI: 1.0-6.8). Having allergies did not affect procedural sedation or postprocedural pain scores. Multiple logistic regression with age, sex, smoking, presence of allergies, psychiatric history, inpatient/outpatient status, procedure time, and procedural sedation administration as inputs and postprocedural pain as the outcome showed that the only independent predictor was receiving procedural sedation (P = 0.005). Findings corroborate anecdotal reports of allergies as a marker for psychiatric history. However, having allergies was not associated with increased pain or need for more sedation. Further studies could prospectively assess whether allergies and psychiatric disorders affect patient/doctor perceptions beyond pain during invasive procedures. Copyright © 2017 The Academy of Psychosomatic Medicine. Published by Elsevier Inc. All rights reserved.
[Protocols Related to Food Allergies and Intolerances in Preschools in Reykjavik, Iceland].
Thrastardottir, Adalheidur Ran; Thordardottir, Frida Run; Torfadottir, Johanna
2018-01-01
The aim of the study was to explore prevalence of food allergies and intolerances among children in preschools in Reykjavik, Iceland. Also, to investigate how well preschools maintain a safe environment for children with food allergies. In 2014, a questionnaire designed specifically for this study, was sent to 65 preschools. Forty-nine participated (75%) representing a total of 4225 children. Prevalence of food allergy and intolerance was determined based on medical certificates from physi-cians delivered to the preschools. Descriptive statistics were used to assess whether there were protocols related to food allergy, and if there was a difference between schools based on staff's education and number of children. The prevalence of documented food allergies/intolerances in children aged 2-6 years was 5%, 1% had severe allergy and 1% had multiple food allergies. Lactose intolerance was most frequent (2%), then milk allergy (2%) and egg allergy (1%). Only 41% preschools had a protocol that was activated if food with an allergen was accidentally given. Moreover, only 55% of preschools with children with severe -allergy reported all of their staff to have knowledge of symptoms related to anaphylaxis and only 64% were trained to respond to an anaphylactic shock. The education of preschool principals, kitchen employees and number of children in preschool were not related to having an active protocol at site. Prevalence of food allergy and intolerance was 5% in preschools in Reykjavik. Strategy for an active protocol related to food allergy was lacking in 59% of pre-schools.
The mother-offspring dyad: microbial transmission, immune interactions and allergy development.
Jenmalm, M C
2017-12-01
The increasing prevalence of allergy in affluent countries may be caused by reduced intensity and diversity of microbial stimulation, resulting in abnormal postnatal immune maturation. Most studies investigating the underlying immunomodulatory mechanisms have focused on postnatal microbial exposure, for example demonstrating that the gut microbiota differs in composition and diversity during the first months of life in children who later do or do not develop allergic disease. However, it is also becoming increasingly evident that the maternal microbial environment during pregnancy is important in childhood immune programming, and the first microbial encounters may occur already in utero. During pregnancy, there is a close immunological interaction between the mother and her offspring, which provides important opportunities for the maternal microbial environment to influence the immune development of the child. In support of this theory, combined pre- and postnatal supplementations seem to be crucial for the preventive effect of probiotics on infant eczema. Here, the influence of microbial and immune interactions within the mother-offspring dyad on childhood allergy development will be discussed. In addition, how perinatal transmission of microbes and immunomodulatory factors from mother to offspring may shape appropriate immune maturation during infancy and beyond, potentially via epigenetic mechanisms, will be examined. Deeper understanding of these interactions between the maternal and offspring microbiome and immunity is needed to identify efficacious preventive measures to combat the allergy epidemic. © 2017 The Association for the Publication of the Journal of Internal Medicine.
The Role of Personality in Daily Food Allergy Experiences
Conner, Tamlin S.; Mirosa, Miranda; Bremer, Phil; Peniamina, Rana
2018-01-01
Food allergies present numerous challenges to coping in everyday life. Even simple things like planning a lunch with a friend can be stressful for people with food allergies. But are some people more adversely impacted by having a food allergy than other people? This paper addressed this question by investigating whether individual differences in the Big Five personality traits (neuroticism, extraversion, openness, agreeableness, and conscientiousness) are related to food allergy-related problems in everyday life among adults with food allergies. Participants were 108 adults (85% female; mean age = 40.2; age range 18–87) with a physician-diagnosed food allergy [most commonly to gluten (54.6%), peanuts (21.3%), cow's milk (16.7%), and shellfish/seafood (16.7%)]. Participants completed an initial online survey that measured demographics, food allergy information, and personality traits using the Big Five Inventory (John et al., 1991). For 2 weeks, participants completed a daily online survey that queried the occurrence of 25 food allergy issues that day and participants' overall stress and mood that day. Neuroticism did not predict more frequent allergy issues or greater stress/poorer mood on days with more allergy issues. Instead, higher openness to experience predicted a range of issues including going hungry because there is no safe food available, problems finding suitable foods when grocery shopping, feeling anxious at social occasions involving food, being excluded, and feeling embarrassed and poorly understood about their food allergy. Conscientious people were less embarrassed or self-conscious about their food allergy, but they had more problems eating out, and their positive mood was more impaired by allergy issues than their less conscientious peers. Extraversion and agreeableness played minor roles. Personality testing can identify people that may have difficulty living with food allergies–such as those higher in openness to experience. PMID:29467686
Prevalence of fish and shellfish allergy: A systematic review.
Moonesinghe, Harriet; Mackenzie, Heather; Venter, Carina; Kilburn, Sally; Turner, Paul; Weir, Kellyn; Dean, Taraneh
2016-09-01
Accurate information on the prevalence of food allergy facilitates a more evidence-based approach to planning of allergy services and can identify important geographic variations. To conduct a systematic review to assess the age-specific prevalence of fish and shellfish allergy worldwide. Searches were conducted using Web of Science and PubMed. Population-based cross-sectional studies and cohort studies that examined the prevalence of fish and shellfish allergy (IgE mediated and non-IgE mediated) at an identifiable point in time were eligible for inclusion in the study. Reviewers extracted general study information and study design, type of food allergy considered, food(s) assessed, method of diagnosis, sampling strategy, and sample characteristics. Raw data were extracted and percentage prevalence and 95% confidence intervals calculated. A total of 7,333 articles were identified of which 61 studies met the inclusion criteria and were included in this review. The prevalence of fish allergy ranged from 0% to 7% and the prevalence of shellfish allergy from 0% to 10.3%, depending on the method of diagnosis. Where food challenges were used, the prevalence for fish allergy was found to be 0% to 0.3% and for shellfish allergy was 0% to 0.9%. Few studies have established the prevalence of fish or shellfish allergy using the gold standard double-blind, placebo-controlled challenge criteria, with most instead relying on self-reported questionnaire-based methods. The limited data available suggest that fish allergy prevalence is similar worldwide; however, shellfish allergy prevalence may be higher in the Southeast Asia region. Copyright © 2016 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Drug allergies documented in electronic health records of a large healthcare system.
Zhou, L; Dhopeshwarkar, N; Blumenthal, K G; Goss, F; Topaz, M; Slight, S P; Bates, D W
2016-09-01
The prevalence of drug allergies documented in electronic health records (EHRs) of large patient populations is understudied. We aimed to describe the prevalence of common drug allergies and patient characteristics documented in EHRs of a large healthcare network over the last two decades. Drug allergy data were obtained from EHRs of patients who visited two large tertiary care hospitals in Boston from 1990 to 2013. The prevalence of each drug and drug class was calculated and compared by sex and race/ethnicity. The number of allergies per patient was calculated and the frequency of patients having 1, 2, 3…, or 10+ drug allergies was reported. We also conducted a trend analysis by comparing the proportion of each allergy to the total number of drug allergies over time. Among 1 766 328 patients, 35.5% of patients had at least one reported drug allergy with an average of 1.95 drug allergies per patient. The most commonly reported drug allergies in this population were to penicillins (12.8%), sulfonamide antibiotics (7.4%), opiates (6.8%), and nonsteroidal anti-inflammatory drugs (NSAIDs) (3.5%). The relative proportion of allergies to angiotensin-converting enzyme (ACE) inhibitors and HMG CoA reductase inhibitors (statins) have more than doubled since early 2000s. Drug allergies were most prevalent among females and white patients except for NSAIDs, ACE inhibitors, and thiazide diuretics, which were more prevalent in black patients. Females and white patients may be more likely to experience a reaction from common medications. An increase in reported allergies to ACE inhibitors and statins is noteworthy. © 2016 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Mehta, Harshna; Ramesh, Manish; Feuille, Elizabeth; Groetch, Marion; Wang, Julie
2014-10-01
To examine the effects of food avoidance on the growth of children with food allergies. A retrospective chart review was performed for children with and without food allergies followed at 2 New York City general pediatric practices. Charts were selected based on codes from the International Classification of Diseases, 9th Revision, for well child visit, food allergy, anaphylaxis, and/or epinephrine autoinjector prescriptions. Heights and weights were obtained to calculate body mass index, height, and weight z-scores. Of the 9938 children seen, 439 (4.4%) were avoiding one or more foods. Of those with commercial insurance, children with food allergies were significantly shorter (mean height z-score = 0.06; P = .01) and weighed less (mean weight z-score -0.1; P = .006) than children without food allergies (mean height z-score = 0.42; mean weight z-score = 0.07). In contrast, children with food allergies and state insurance were not smaller in height or weight compared with children without food allergies. Among white subjects, there was a significant effect of food allergies on height and weight (ANOVA for height P = .012, for weight P = .0036) that was not observed for Hispanic/Latino, black, or Asian subjects. Children with allergies to milk weighed significantly less than children without milk allergies (P = .0006). Children with food allergies and commercial insurance have significant impairment in growth compared with those without food allergies. Additionally, children avoiding all forms of milk are shorter and weigh less than matched counterparts. Therefore, height and weight measurements should be assessed routinely in children with food allergies because there is risk for growth impairment in this population. Copyright © 2014 Elsevier Inc. All rights reserved.
Racial and ethnic disparity in food allergy in the United States: a systematic review.
Greenhawt, Matthew; Weiss, Christopher; Conte, Marisa L; Doucet, Marlie; Engler, Amy; Camargo, Carlos A
2013-01-01
The prevalence of food allergy is rising among US children. Little is known about racial/ethnic disparities in food allergy. We performed a systematic literature review to understand racial/ethnic disparities in food allergy in the United States. We searched PubMed/MEDLINE, Embase, and Scopus for original data about racial/ethnic disparities in the diagnosis, prevalence, treatment, or clinical course of food allergy or sensitization, with a particular focus on black (African American) race. Articles were analyzed by study methodology, racial/ethnic composition, food allergy definition, outcomes, summary statistic used, and covariate adjustment. Twenty of 645 identified articles met inclusion criteria. The studies used multiple differing criteria to define food allergy, including self-report, sensitization assessed by serum food-specific IgE to selected foods without corroborating history, discharge codes, clinic chart review, and event-reporting databases. None used oral food challenge. In 12 studies, black persons (primarily children) had significantly increased adjusted odds of food sensitization or significantly higher proportion or odds of food allergy by self-report, discharge codes, or clinic-based chart review than white children. Major differences in study methodology and reporting precluded calculation of a pooled estimate of effect. Sparse and methodologically limited data exist about racial/ethnic disparity in food allergy in the United States. Available data lack a common definition for food allergy and use indirect measures of allergy, not food challenge. Although data suggest an increased risk of food sensitization, self-reported allergy, or clinic-based diagnosis of food allergy among black children, no definitive racial/ethnic disparity could be found among currently available studies. Copyright © 2013 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
The Natural History of Food Allergy.
Savage, Jessica; Sicherer, Scott; Wood, Robert
2016-01-01
On a population level, it is well recognized that some IgE-mediated childhood food allergies, such as milk and egg allergies, are more likely to resolve than others, such as peanut and tree nuts allergies. Unfortunately, some studies suggest that resolution rates may have slowed compared with impressions from past decades. The clinician can apply the knowledge of the epidemiology of these allergies to describe likely patient outcomes, and direct management in a general manner. However, the ability to evaluate and predict the natural course of specific food allergies for individual patients is essential to inform personalized patient care. Data are accumulating to assist in identifying whether a child's allergy has likely resolved, informing the timing of oral food challenges or subsequent testing. Exciting recent studies are increasingly identifying early prognostic markers as well. Emerging food allergy therapies carry risks and costs. Identifying which egg-allergic patient has likely persistent allergy, and which patient with peanut allergy may experience natural resolution, is becoming an important goal to identify the best candidates for these therapies. Although more work needs to be done to identify reliable predictive markers and validate them, there is already much known about the natural course of food allergies that can be applied by the clinician to improve patient care. Copyright © 2016 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Social media as a tool for the management of food allergy in children.
Alvarez-Perea, A; Cabrera-Freitag, P; Fuentes-Aparicio, V; Infante, S; Zapatero, L; Zubeldia, J M
2018-02-07
Food allergy heavily impairs quality of life. Avoiding the offending food requires extensive patient education. Social media have been proven a useful source of information for other chronic conditions. Our aim was to describe how pediatric patients with food allergy and their families are using social media. We performed a cross-sectional study in the Pediatric Allergy Unit of a third-level hospital. Patients with food allergy were surveyed about their disease and the use of social media. Patients over 13 years filled in the survey themselves, while parents or guardians did in the case of younger patients. We included 193 patients (162 guardians, 31 adolescents). Social media was used by 109 guardians (67.3%) and 29 adolescents (90.3%), of which 30.3% and 6.9%, respectively, used them for food allergy-allergy related purposes. Most popular websites were Facebook™ for guardians (52.2%) and YouTube™ among teenagers (80.6%). Having cow's milk and/or egg allergy was the only feature related to using social media for food allergy. Utilizing social media for food allergy information, did not correlate with the frequency of recent reactions, self-scored knowledge about food allergy or the opinion on evidence-based or alternative therapies for their disease. Most patients and guardians of patients with food allergy used social media. However, only a small portion accessed them for increasing the knowledge of their disease.
Parsing the peanut panic: the social life of a contested food allergy epidemic.
Waggoner, Miranda R
2013-08-01
As medical reports over the last decade indicate that food allergies among children are on the rise, peanut allergies in particular have become a topic of intense social debate. While peanut allergies are potentially fatal, they affect very few children at the population level. Yet, peanut allergies are characterized in medical and popular literature as a rising "epidemic," and myriad and broad-based social responses have emerged to address peanut allergy risk in public spaces. This analysis compares medical literature to other textual sources, including media reports, legislation, and advocacy between 1980 and 2010 in order to examine how peanut allergies transformed from a rare medical malady into a contemporary public health problem. I argue that the peanut allergy epidemic was co-constructed through interactions between experts, publics, biomedical categories, and institutions, while social reactions to the putative epidemic expanded the sphere of surveillance and awareness of peanut allergy risk. The characterization of the peanut allergy problem as an epidemic was shaped by mobility across social sites, with both discursive and material effects. Copyright © 2013 Elsevier Ltd. All rights reserved.
Hoehn, Jessica L; Dahlquist, Lynnda M; Hahn, Amy L; Bollinger, Mary Elizabeth
2017-03-01
To compare fathers' and mothers' perceptions of the impact and severity of their child's food allergy and their levels of involvement in allergy-related care. One hundred parents of children with food allergy (50 mother-father pairs) rated the severity of their child's food allergies and completed the Food Allergy Impact Scale. A subset of 52 parents reported how often they engaged in food allergy-related care. Mothers reported more impact than fathers for meal preparation, family social activities, and stress and free time, and significantly greater involvement in allergy-related care. Fathers who reported more frequent medical appointment attendance perceived meal preparation as being significantly more impacted by food allergy than fathers who were less involved. Fathers who are less involved may be buffered from experiencing the impact of their child's health condition. Differences in involvement rather than other gender differences may explain discrepancies in mothers' and fathers' illness perceptions. © The Author 2016. Published by Oxford University Press on behalf of the Society of Pediatric Psychology. All rights reserved. For permissions, please e-mail: journals.permissions@oup.com
Parsing the Peanut Panic: The Social Life of a Contested Food Allergy Epidemic
Waggoner, Miranda R.
2013-01-01
As medical reports over the last decade indicate that food allergies among children are on the rise, peanut allergies in particular have become a topic of intense social debate. While peanut allergies are potentially fatal, they affect very few children at the population level. Yet, peanut allergies are characterized in medical and popular literature as a rising “epidemic,” and myriad and broad-based social responses have emerged to address peanut allergy risk in public spaces. This analysis compares medical literature to other textual sources, including media reports, legislation, and advocacy between 1980 and 2010 in order to examine how peanut allergies transformed from a rare medical malady into a contemporary public health problem. I argue that the peanut allergy epidemic was co-constructed through interactions between experts, publics, biomedical categories, and institutions, while social reactions to the putative epidemic expanded the sphere of surveillance and awareness of peanut allergy risk. The characterization of the peanut allergy problem as an epidemic was shaped by mobility across social sites, with both discursive and material effects. PMID:23746608
... Loss of consciousness Other conditions resulting from drug allergy Less common drug allergy reactions occur days or ... you take the drug. Drugs commonly linked to allergies Although any drug can cause an allergic reaction, ...
DOE Office of Scientific and Technical Information (OSTI.GOV)
Hughes, Michael A.; Parisi, Michele; Grossman, Stuart
Purpose: Patients with primary brain tumors are often treated with high doses of corticosteroids for prolonged periods to reduce intracranial swelling and alleviate symptoms such as headaches. This treatment may lead to immunosuppression, placing the patient at risk of life-threatening opportunistic infections, such as Pneumocystis carinii pneumonia. The risk of contracting some types of infection may be reduced with prophylactic antibiotics. The purpose of this study was to determine the occurrence of low CD4 counts and whether monitoring CD4 counts during and after radiotherapy (RT) is warranted. Methods and Materials: CD4 counts were measured during RT in 70 of 76more » consecutive patients with newly diagnosed Grade III and IV astrocytoma and anaplastic oligodendroglioma treated with corticosteroids and seen at the Johns Hopkins Hospital. Weekly CD4 measurements were taken in the most recent 25 patients. Prophylactic trimethoprim-sulfamethoxazole (160 mg/800 mg p.o. every Monday, Wednesday, and Friday) or dapsone (100 mg p.o. daily) in those with sulfa allergy was prescribed only if patients developed a low CD4 count. Carmustine chemotherapy wafers were placed at surgery in 23% of patients, evenly distributed between the groups. No patient received any other chemotherapy concurrent with RT. Results: CD4 counts decreased to <200/mm{sup 3} in 17 (24%) of 70 patients. For the 25 patients with weekly CD4 counts, all CD4 counts were >450/mm{sup 3} before RT, but 6 (24%) of 25 fell to <200/mm{sup 3} during RT. Patients with counts <200/mm{sup 3} were significantly more likely to be hospitalized (41% vs. 9%, p <0.01) and be hospitalized for infection (23% vs. 4%, p <0.05) during RT. Overall survival was not significantly different between the groups. All patients with low CD4 counts were treated with prophylactic antibiotics, and no patient developed Pneumocystis carinii pneumonia. No patients developed a serious adverse reaction to antibiotic therapy. The mean dose of steroids, mean minimal white blood cell count, and number of patients treated with Gliadel wafers were not significantly different between the groups. Conclusion: The results of this study have confirmed the clinical impression that the use of high-dose corticosteroids and RT in patients with primary brain cancer is sufficient to result in severe immunosuppression and place these patients at risk of life-threatening opportunistic infections. A protocol of prophylactic antibiotics for those at risk may help prevent a potentially fatal side effect of treatment. A prospective study is underway to determine the frequency, depth, and prognostic implications of this finding.« less
Diagnosis of food allergies: the impact of oral food challenge testing.
Ito, Komei
2013-01-01
A diagnosis of food allergies should be made based on the observation of allergic symptoms following the intake of suspected foods and the presence of allergen-specific IgE antibodies. The oral food challenge (OFC) test is the most reliable clinical procedure for diagnosing food allergies. Specific IgE testing of allergen components as well as classical crude allergen extracts helps to make a more specific diagnosis of food allergies. The Japanese Society of Pediatric Allergy and Clinical Immunology issued the 'Japanese Pediatric Guideline for Food Allergy 2012' to provide information regarding the standardized diagnosis and management of food allergies. This review summarizes recent progress in the diagnosis of food allergies, focusing on the use of specific IgE tests and the OFC procedure in accordance with the Japanese guidelines.
Sigona, Nicholas S; Steele, Jeffrey M; Miller, Christopher D
To determine the impact of a pharmacist-driven beta-lactam allergy interview on antimicrobial therapy. Tertiary care academic medical center. Clarification of beta-lactam allergy may expand treatment options for patients and potentially improve outcomes, reduce toxicity, and reduce costs. At our institution, a pilot service using a pharmacy resident and infectious diseases clinical pharmacist was implemented to clarify beta-lactam allergy information and, where appropriate, recommend a change to the patient's antibiotic therapy. Adult patients with a documented beta-lactam allergy who had received non-penicillin antibiotics and who had undergone a beta-lactam allergy interview were identified via pharmacy intervention data. A pharmacist interviewed these patients with the use of an internally developed allergy questionnaire. Recommendations for beta-lactam therapy were made to the patient's primary medical team based on the results of the allergy interview and factors including infection type and culture results. The primary objectives were to determine the percentage of patients successfully switched to beta-lactam therapy as a result of the drug allergy interview, to identify allergy discrepancies between the electronic medical record (EMR) and pharmacist's interview, and to quantify the acceptance rate of the pharmacist's antimicrobial recommendations after drug allergy clarification. Thirty-two patients were interviewed, and 24 were candidates for a beta-lactam recommendation. As a result of the interview, 21 patients (65.6%) were successfully switched from a non-penicillin antibiotic to a cephalosporin, carbapenem, or penicillin. A discrepancy between the EMR-reported allergy and history obtained on interview was identified in 11 patients (34.4%). Medical providers accepted 87.5% of pharmacists' antimicrobial recommendations. A pharmacist-driven beta-lactam allergy interview was effective in switching eligible patients to beta-lactam therapy and identifying discrepancies between EMR-documented allergies and confirmed allergies. Antimicrobial recommendations were well received by medical providers with a high acceptance rate. Copyright © 2016 American Pharmacists Association®. Published by Elsevier Inc. All rights reserved.
Shellfish/crustacean oral allergy syndrome among national service pre-enlistees in Singapore
Arulanandam, Shalini; Tan, Sze-Chin; Tan, Teck-Choon; Chan, Grace Yin-Lai; Tan, Justina Wei-Lyn; Yeow, Mark Chong-Wei; Tang, Chwee-Ying; Hou, Jinfeng; Leong, Khai-Pang
2018-01-01
Background All Singaporean males undergo medical screening prior to compulsory military service. A history of possible food allergy may require referral to a specialist Allergy clinic to ensure that special dietary needs can be taken into account during field training and deployment. Objective To study the pattern of food allergy among pre-enlistees who were referred to a specialist allergy clinic to work up suspected food allergy. Methods Retrospective study of all pre-enlistees registered in the Clinical Immunology/Allergy New Case Registry referred to the Allergy Clinic from 1 August 2015 to 31 May 2016 for suspected food allergy. Results One hundred twenty pre-enlistees reporting food allergy symptoms other than rash alone were referred to the Allergy Clinic during the study period. Of these, 77 (64.2%) had food allergy. Among those with food allergy, mean age was 19.1 ± 1.5 years. They comprised predominantly Chinese (66.2%) and Malays (20.8%). The most commonly reported foods were shellfish/crustaceans (78%), peanut (15.6%), and egg (6.5%). Self-limiting oral allergy syndrome, OAS (itchy lips and throat with/without lip angioedema) was the most common manifestation (n = 33, 42.9%) followed by anaphylaxis (n = 23, 29.9%). Majority of OAS was from shellfish/crustacean (90.6%); of which shrimp (30.3%), crab (15.2%), and lobster (3.0%) were the most common. Mild childhood asthma (69.7%), allergic rhinitis (6.3%), and eczema (6.1%) were the most common atopic conditions among individuals with shellfish/crustacean OAS. This pattern was similar for shellfish/crustacean anaphylaxis. Skin prick tests were most commonly positive for shrimp (OAS 87.1% vs. anaphylaxis 100%), crab (OAS 95.8% vs. 90.9%), and lobster (OAS 91.7% vs. 63.6%). Conclusion OAS to shellfish/crustaceans was more common than anaphylaxis among this study population of young males referred for food allergy symptoms other than rash alone. PMID:29732294
Japanese guidelines for food allergy 2017.
Ebisawa, Motohiro; Ito, Komei; Fujisawa, Takao
2017-04-01
Five years have passed since the Japanese Pediatric Guideline for Food Allergy (JPGFA) was first revised in 2011 from its original version. As many scientific papers related to food allergy have been published during the last 5 years, the second major revision of the JPGFA was carried out in 2016. In this guideline, food allergies are generally classified into four clinical types: (1) neonatal and infantile gastrointestinal allergy, (2) infantile atopic dermatitis associated with food allergy, (3) immediate-type of food allergy (urticaria, anaphylaxis, etc.), and (4) special forms of immediate-type of food allergy such as food-dependent exercise-induced anaphylaxis and oral allergy syndrome (OAS). Much of this guideline covers the immediate-type of food allergy that is seen during childhood to adolescence. Infantile atopic dermatitis associated with food allergy type is especially important as the onset of most food allergies occurs during infancy. We have discussed the neonatal and infantile gastrointestinal allergy and special forms of immediate type food allergy types separately. Diagnostic procedures are highlighted, such as probability curves and component-resolved diagnosis, including the recent advancement utilizing antigen-specific IgE. The oral food challenge using a stepwise approach is recommended to avoid complete elimination of causative foods. Although oral immunotherapy (OIT) has not been approved as a routine treatment by nationwide insurance, we included a chapter for OIT, focusing on efficacy and problems. Prevention of food allergy is currently the focus of interest, and many changes were made based on recent evidence. Finally, the contraindication between adrenaline and antipsychotic drugs in Japan was discussed among related medical societies, and we reached an agreement that the use of adrenaline can be allowed based on the physician's discretion. In conclusion, this guideline encourages physicians to follow the principle to let patients consume causative foods in any way and as early as possible. Copyright © 2017 Japanese Society of Allergology. Production and hosting by Elsevier B.V. All rights reserved.
Shellfish/crustacean oral allergy syndrome among national service pre-enlistees in Singapore.
Thong, Bernard Yu-Hor; Arulanandam, Shalini; Tan, Sze-Chin; Tan, Teck-Choon; Chan, Grace Yin-Lai; Tan, Justina Wei-Lyn; Yeow, Mark Chong-Wei; Tang, Chwee-Ying; Hou, Jinfeng; Leong, Khai-Pang
2018-04-01
All Singaporean males undergo medical screening prior to compulsory military service. A history of possible food allergy may require referral to a specialist Allergy clinic to ensure that special dietary needs can be taken into account during field training and deployment. To study the pattern of food allergy among pre-enlistees who were referred to a specialist allergy clinic to work up suspected food allergy. Retrospective study of all pre-enlistees registered in the Clinical Immunology/Allergy New Case Registry referred to the Allergy Clinic from 1 August 2015 to 31 May 2016 for suspected food allergy. One hundred twenty pre-enlistees reporting food allergy symptoms other than rash alone were referred to the Allergy Clinic during the study period. Of these, 77 (64.2%) had food allergy. Among those with food allergy, mean age was 19.1 ± 1.5 years. They comprised predominantly Chinese (66.2%) and Malays (20.8%). The most commonly reported foods were shellfish/crustaceans (78%), peanut (15.6%), and egg (6.5%). Self-limiting oral allergy syndrome, OAS (itchy lips and throat with/without lip angioedema) was the most common manifestation (n = 33, 42.9%) followed by anaphylaxis (n = 23, 29.9%). Majority of OAS was from shellfish/crustacean (90.6%); of which shrimp (30.3%), crab (15.2%), and lobster (3.0%) were the most common. Mild childhood asthma (69.7%), allergic rhinitis (6.3%), and eczema (6.1%) were the most common atopic conditions among individuals with shellfish/crustacean OAS. This pattern was similar for shellfish/crustacean anaphylaxis. Skin prick tests were most commonly positive for shrimp (OAS 87.1% vs. anaphylaxis 100%), crab (OAS 95.8% vs. 90.9%), and lobster (OAS 91.7% vs. 63.6%). OAS to shellfish/crustaceans was more common than anaphylaxis among this study population of young males referred for food allergy symptoms other than rash alone.
Inhalant allergies in children.
Mims, James W; Veling, Maria C
2011-06-01
Children with chronic or recurrent upper respiratory inflammatory disease (rhinitis) should be considered for inhalant allergies. Risk factors for inhalant allergies in children include a first-degree relative with allergies, food allergy in infancy, and atopic dermatitis. Although inhalant allergies are rare in infancy, inhalant allergies are common in older children and impair quality of life and productivity. Differentiating between viral and allergic rhinitis can be challenging in children, but the child's age, history, and risk factors can provide helpful information. Allergic rhinitis is a risk factor for asthma, and if one is present, medical consideration of the other is warranted. Copyright © 2011 Elsevier Inc. All rights reserved.
... Blog Vision Awards Common Allergens Tree Nut Allergy Tree Nut Allergy Learn about tree nut allergy, how ... a Tree Nut Label card . Allergic Reactions to Tree Nuts Tree nuts can cause a severe and ...
... if you're allergic to bee venom or penicillin. Or it may be used if the skin ... sore, or swollen after contact with the substance Penicillin allergy Venom allergy Allergies to penicillin and related ...
Food Allergy Sensitization and Presentation in Siblings of Food Allergic Children
Gupta, Ruchi; Walkner, Maddy; Greenhawt, Matthew; Lau, Claudia; Caruso, Deanna; Wang, Xiaobin; Pongracic, Jacqueline A.; Smith, Bridget
2016-01-01
Background Many parents of food allergic children have concerns about the development of food allergies in their other children. Objective We sought to determine prevalence of food sensitization and clinical food allergy among siblings of food allergic children. Methods Two thousand eight hundred and thirty-four children were enrolled in the Chicago Family Cohort Food Allergy study. One thousand one hundred and twenty children (ages 0–21 years) with a food allergy (defined by a reported reaction history and evidence of food-specific IgE or skin prick test) and at least one biological sibling were included in this study. Results Among siblings of children with food allergy, 33.4% had no sensitization and no clinical symptoms to food. Fifty-three percent had a positive food serum-specific IgE or skin prick test, but no reported symptoms of food allergy. Only 13.6% of siblings were both sensitized and clinically reactive to the same food. Milk allergy was the most common allergy among siblings (5.9%), followed by egg allergy (4.4%) and peanut allergy (3.7%). Conclusions In a large cohort of food allergic families, only a small proportion of siblings were both sensitized and clinically reactive to a food. Sensitization without reactivity was common among siblings. Testing for food allergy in siblings without a history of clinical reactivity appears to be unjustified. Screening may lead to negative consequences related to potential misdiagnosis and unnecessary avoidance of a food. More data are needed to determine the absolute risk of food allergy development in siblings of food allergic children. PMID:27421900
Nannies' knowledge, attitude, and management of food allergies of children: an online survey.
Greiwe, Justin C; Pazheri, Fouseena; Schroer, Brian
2015-01-01
Rates of food allergies in children as well as the rate of families who employ nannies have increased dramatically over the past decade. It is essential that nannies have the knowledge and tools necessary to recognize and treat food allergy reactions. To identify gaps in knowledge in the nanny population with regard to food allergy in children. A Web-based survey was sent by e-mail to 709 nannies. A total of 153 nannies (22%) completed the online survey: 26% of respondents had formal educational training at a nanny school; 99% recognized food allergy as a potentially fatal event; 37% reported caring for a child with food allergies. Of these, 71% had food allergy action plans, and 63% had epinephrine available. A total of 71% reported training on administering epinephrine. The nannies' major concerns included accidental ingestion and discomfort in administering epinephrine. A total of 36% were uncomfortable with recognizing a food allergy emergency, whereas 46% were uncomfortable administering epinephrine; 6% thought that a sensitized child could safely eat a small amount of allergenic food, whereas 14% believed that dilution with water might reduce an allergic reaction. A total of 66% desired additional information about recognizing food allergies, and 71% agreed that food allergy training should be required for all nannies. Nannies demonstrated gaps in knowledge with regard to food allergy in children, which reflects the need for more stringent training and education. Increased communication among parents, nannies, and physicians is needed to protect children with food allergy. Copyright © 2014 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Hypoallergenic molecules for subcutaneous immunotherapy.
Jongejan, Laurian; van Ree, Ronald; Poulsen, Lars K
2016-01-01
Although a large part of the population suffers from allergies, a cure is not yet available. Allergen-specific immunotherapy (AIT) offers promise for these patients. AIT has proven successful in insect and venom allergies; however, for food allergy this is still unclear. In this editorial we focus on the recent advances in a proof of concept study in food allergy, FAST (Food allergy specific immunotherapy), which may increase interest within the biomolecular and pharmaceutical industry to embark on similar projects of immunology driven precision medicine within the allergy field.
Advances in in vitro diagnostics in allergy, asthma, and immunology in 2012.
Renz, Harald
2013-12-01
Laboratory tests play an increasing role in risk assessment, diagnostics, and disease monitoring. Great advances have been achieved lately, particularly in the field of clinical immunology and allergy. These include neonatal screening of immunodeficiencies and asthma biomarkers and investigation into the role of recombinant allergens in in vitro testing. The latter area has implications for the diagnostics of food allergy, pollen-induced allergies, asthma, and insect allergies. Copyright © 2013 American Academy of Allergy, Asthma & Immunology. Published by Mosby, Inc. All rights reserved.
Birdi, Gurkiran; Cooke, Richard; Knibb, Rebecca
2016-01-01
Background. Food allergy is related to poorer quality of life (QoL) and mental health of caregivers. Many parents diagnose food allergy in their child without seeking medical care and there is limited research on this group. This study investigated parental QoL and mental health in parents of children with parent-diagnosed food allergy (PA), medically diagnosed food allergy (MA), and a control group with no allergy (NA). Methods. One hundred and fifty parents from a general population completed validated measures of QoL, anxiety, depression, and stress. Results. Parents of children with food allergy (PA or MA) reported higher stress, anxiety, and depression than the control group (all p < 0.05). Parents of children with MA reported poorer food allergy related QoL compared to parents of children with PA (p < 0.05); parents of children with PA reported poorer general QoL compared to parents of children with MA (p < 0.05). Conclusion. Parents of children with food allergy have significantly poorer mental health compared to healthy controls, irrespective of whether food allergy is medically diagnosed or not. It is important to encourage parents to have their child medically tested for food allergy and to recognise and refer for psychological support where needed.
Yu, Hsu-Sheng; Tu, Hung-Pin; Hong, Chien-Hui; Lee, Chih-Hung
2016-12-27
Food allergy can result in life-threatening anaphylaxis. Atopic dermatitis (AD) causes intense itching and impaired quality of life. Previous studies have shown that patients with classical early-onset AD tend to develop food allergy and that 10% of adults with food allergies have concomitant AD. However, it is not known whether late-onset food allergy leads to adult-onset AD, a recently recognized disease entity. Using an initial cohort of one-million subjects, this study retrospectively followed-up 2851 patients with food allergy (age > 12 years) for 14 years and compared them with 11,404 matched controls. While 2.8% (81) of the 2851 food allergy patients developed AD, only 2.0% (227) of the 11,404 controls developed AD. Multivariate regression analysis showed that food allergy patients were more likely to develop AD (adjusted hazard ratio = 2.49, p < 0.0001). Controls had a 1.99% risk of developing AD, while food allergy patients had a significantly higher risk (7.18% and 3.46% for patients with ≥3 and <3 food allergy claims, respectively) of developing adult-onset AD. This is the first study to describe the chronological and dose-dependent associations between food allergy in adolescence and the development of adult-onset AD.
... My Child Outgrow a Milk Allergy? Allergy to cow’s milk is the most common food allergy in ... Label card . Allergic Reactions to Milk Sensitivity to cow’s milk varies from person to person, and reactions ...
Shehata, Yasser; Ross, Michael; Sheikh, Aziz
2007-02-01
Concerns have been raised about the adequacy of allergy teaching in UK undergraduate medical curricula. Our previous work, which involved undertaking a systematic analysis of the documented curricular learning objectives relating to allergy teaching in a UK medical school, found references to allergy teaching in each of the five years of study but also identified some apparent omissions in allergy teaching. These may represent actual gaps in relation to allergy training, or alternatively may reflect dissonance between the described and delivered curricula. To compare the described and delivered undergraduate curricula on allergy and allergy-related topics in a UK medical school. We identified and e-mailed the individuals responsible for each of the 43 modules in the five-year undergraduate medical programme at the University of Edinburgh, enquiring about the delivery of allergy-related teaching within their modules. We then compared these responses with the results of the previous study mapping allergy-related teaching across the undergraduate curriculum. Fifty-one individuals were identified as being responsible for leading the 43 modules in the curriculum. Forty-nine (96%) of these module organisers responded to our enquiry; these individuals represented 41 of the 43 modules (95%). Module organisers reported that allergy-related teaching and learning was delivered in 14 modules (33%), was absent in 13 (30%) modules, and may occur to varying degrees within a further 10 (23%) modules. Module organisers' responses about the delivered curriculum on allergy were consistent with the findings from documented learning objectives in 21 (49%) modules. They also reported allergy teaching and learning in modules which had not been identified by examination of the learning objectives; however, there were still important gaps in the allergy-related curriculum. Information gathered from teaching staff confirms that specific teaching and learning on allergic disorders is currently being delivered in all five years of the undergraduate curriculum. However, comparison between the described and delivered curricula on allergy revealed discrepancies highlighting the complex nature of the undergraduate curriculum and the difficulties involved in mapping specific teaching themes within them. This assessment has revealed gaps in allergy training which need to be addressed.
76 FR 12694 - The 2010 Census Count Question Resolution Program
Federal Register 2010, 2011, 2012, 2013, 2014
2011-03-08
..., based on three types of challenges (1) boundary, (2) geocoding, and (3) coverage. The CQR Program is not... initial notice relating to the 2010 Census Count Question Resolution (CQR) Program (75 FR 29508). This... accept challenges between June 1, 2011, and June 1, 2013, and will review challenges in the order they...
Allergies Galore! Managing Allergies Is More Than a Call to 911.
ERIC Educational Resources Information Center
Piper, Cassandra; Rebull, Helen
2002-01-01
Food allergies can kill a child, and camp offers many opportunities for things to go wrong. One camp with many allergic campers gathered information from parents on the extent of allergies and medications needed; educated staff about the seriousness of allergies, food preparation procedures, and snacks; and prepared an emergency plan. Family,…
... Staying Safe Videos for Educators Search English Español Egg Allergy KidsHealth / For Kids / Egg Allergy What's in ... with no problem after that. What Is an Egg Allergy? You probably know that some people are ...
Maina, E; Pelst, M; Hesta, M; Cox, E
2017-01-18
Food allergies are increasing in prevalence but no treatment strategies are currently available to cure dogs with food allergy. Over the past decade, experimental food allergen-specific sublingual immunotherapy (FA-SLIT) has emerged as a potential treatment for food allergies in human medicine. However, FA-SLIT has not been investigated in dogs. Therefore, the objective of this study was to prospectively evaluate the safety, tolerability and dispenser sterility of FA-SLIT in healthy dogs before testing it in food allergic dogs. Eight experimental healthy beagle dogs, never orally exposed to peanut, were randomized in two groups to receive SLIT with peanut or placebo for 4 months. Subjects were monitored daily for local and systemic adverse effects. Blood samples for complete blood count and serum biochemistry, and urine for urinalysis were collected and the dogs' body weight was recorded at day 0, 35 and 119 of the SLIT treatment. Sera for the determination of peanut-specific IgG and IgE were collected at day 0, 35, 49, 70, 91, 105 and 119. Intradermal tests were performed before (day 0) and after (day 119) the experiment. The content of each dispenser used to administer treatment or placebo was tested for sterility after usage. In order to assess the presence or absence of sensitization, dogs were challenged 6 months after the end of the study with 2000 μg of peanut extract daily for 7 to 14 days. All dogs completed the study. The treatment did not provoke either local or systemic side-effects. Peanut-specific IgG significantly increased in treatment group. Even though a significant increase in peanut-specific IgE was also seen, intradermal tests were negative in all dogs before and after the experiment, and the challenge test did not trigger any adverse reactions in the treated dogs, which shows the protocol did not cause sensitization to peanut, but nevertheless primed the immune system as indicated by the humoral immune response. All dispenser solutions were sterile. Our results demonstrate that the used peanut-SLIT protocol is well tolerated and safe in healthy dogs. Further studies should evaluate tolerability, safety and efficacy in dogs with food allergy.
Allergy prevention by breastfeeding: possible mechanisms and evidence from human cohorts.
Munblit, Daniel; Verhasselt, Valérie
2016-10-01
Allergy is a modern disease which does not seem to benefit from breast milk preventive effects. We propose that maternal milk composition has not adapted to the needs of allergy prevention because of the recent and rapid increase of allergy. Modulation of breast milk composition may be the best strategy to counteract allergy development. We will review recent advances in understanding of allergy physiopathology and how breast milk factors may be specifically appropriate to interfere with allergy development in early life. There is strong evidence both from rodent and human studies that breast milk factors may impact on parameters which are now recognized to be essential for allergy physiopathology: infant gut barrier function, microbiota metabolites production, and oral tolerance induction. Data from human cohorts support the possibility to modify breast milk composition by selected interventions and to impact health outcomes in offspring. Nutritional intervention in lactating mothers should endow breast milk with the capacity to combat allergy epidemics in addition to infectious disease.
NIAID-sponsored 2010 guidelines for managing food allergy: applications in the pediatric population.
Burks, A Wesley; Jones, Stacie M; Boyce, Joshua A; Sicherer, Scott H; Wood, Robert A; Assa'ad, Amal; Sampson, Hugh A
2011-11-01
Data from many studies have suggested a rise in the prevalence of food allergies during the past 10 to 20 years. Currently, no curative treatments for food allergy exist, and there are no effective means of preventing the disease. Management of food allergy involves strict avoidance of the allergen in the patient's diet and treatment of symptoms as they arise. Because diagnosis and management of the disease can vary between clinical practice settings, the National Institute of Allergy and Infectious Diseases (NIAID) sponsored development of clinical guidelines for the diagnosis and management of food allergy. The guidelines establish consensus and consistency in definitions, diagnostic criteria, and management practices. They also provide concise recommendations on how to diagnose and manage food allergy and treat acute food allergy reactions. The original guidelines encompass practices relevant to patients of all ages, but food allergy presents unique and specific concerns for infants, children, and teenagers. To focus on those concerns, we describe here the guidelines most pertinent to the pediatric population.
... Menu Search Main navigation Skip to content Conditions & Treatments Allergies Asthma Primary Immunodeficiency Disease Related Conditions Drug Guide ... Expert Search Search AAAAI Breadcrumb navigation Home ▸ Conditions & Treatments ▸ ... Library ▸ Allergy-friendly gardening Share | Allergy-Friendly Gardening ...
... Safe Videos for Educators Search English Español Do Allergies Cause Asthma? KidsHealth / For Kids / Do Allergies Cause ... confusing, so let's find out more. How Do Allergies Happen? Most of the time, your immune (say: ...
... to cause a reaction. If you have a cow’s milk allergy, you may wonder: Should I also avoid ... you purchase that food. Milk Allergy Allergy to cow’s milk is the most common food allergy in infants ...
Albin, Stephanie; Agarwal, Shradha
2014-01-01
Penicillin allergy remains the most common drug allergy, with a reported prevalence of 10% in the United States. Epidemiology of penicillin allergy in outpatient populations is relatively scarce. This study sought to determine the prevalence and characteristics of reported penicillin allergy in an urban outpatient population and to identify trends in clinical evaluation and management from a tertiary center serving a large inner-city population. A retrospective review of electronic medical records was performed of adult patients seen in the Internal Medicine Associates Clinic of Mount Sinai Hospital between January 31, 2012, and July 31, 2012. Medical records were selected based on the documentation of penicillin in patient's allergy section. Of the 11,761 patients seen in the clinic, 1348 patients (11.5%) reported a history of penicillin allergy. The most common allergic reactions were rash (37%), unknown/undocumented (20.2%), hives (18.9%), swelling/angioedema (11.8%), and anaphylaxis (6.8%). There was an increased prevalence of penicillin allergy in female patients compared with male patients (odds ratio [OR] = 1.82; 95% CI = 1.60, 2.08; p < 0.0001), and there were significantly fewer Asians with penicillin allergy compared with Caucasians (OR = 0.51; 95% CI = 0.32, 0.83; p = 0.007). However, only 78 (6%) of the patients reporting penicillin allergy had a referral to an allergy specialist. Overall, improved referral to an allergist will help to identify patients who have penicillin allergy requiring avoidance.
Agarwal, Shradha
2014-01-01
Penicillin allergy remains the most common drug allergy, with a reported prevalence of 10% in the United States. Epidemiology of penicillin allergy in outpatient populations is relatively scarce. This study sought to determine the prevalence and characteristics of reported penicillin allergy in an urban outpatient population and to identify trends in clinical evaluation and management from a tertiary center serving a large inner-city population. A retrospective review of electronic medical records was performed of adult patients seen in the Internal Medicine Associates Clinic of Mount Sinai Hospital between January 31, 2012, and July 31, 2012. Medical records were selected based on the documentation of penicillin in patient's allergy section. Of the 11,761 patients seen in the clinic, 1348 patients (11.5%) reported a history of penicillin allergy. The most common allergic reactions were rash (37%), unknown/undocumented (20.2%), hives (18.9%), swelling/angioedema (11.8%), and anaphylaxis (6.8%). There was an increased prevalence of penicillin allergy in female patients compared with male patients (odds ratio [OR] = 1.82; 95% CI = 1.60, 2.08; p < 0.0001), and there were significantly fewer Asians with penicillin allergy compared with Caucasians (OR = 0.51; 95% CI = 0.32, 0.83; p = 0.007). However, only 78 (6%) of the patients reporting penicillin allergy had a referral to an allergy specialist. Overall, improved referral to an allergist will help to identify patients who have penicillin allergy requiring avoidance. PMID:25584917
Storrø, Ola; Oien, Torbjørn; Dotterud, Christian K; Jenssen, Jon A; Johnsen, Roar
2010-07-28
This study aimed to evaluate the impact of a primary prevention intervention program on risk behavior for allergic diseases among children up to 2 years of age. The setting was in ordinary pre- and postnatal primary health care in Trondheim, Norway. The Prevention of Allergy among Children in Trondheim, Norway (PACT) study invited all pregnant women and parents to children up to 2 years of age in the community to participate in a non-randomized, controlled, multiple life-style intervention study. Interventional topics was increased dietary intake of cod liver oil and oily fish for women during pregnancy and for infants during the first 2 years of life, reduced parental smoking and reduced indoor dampness. A control cohort was established prior to the intervention cohort with "follow up as usual". Questionnaires were completed in pregnancy, 6 weeks after birth and at 1 and 2 years of age. Trends in exposure and behavior are described. Intake of oily fish and cod liver oil increased statistically significantly among women and infants in the intervention cohort compared to the control cohort. There was a low postnatal smoking prevalence in both cohorts, with a trend towards a decreasing smoking prevalence in the control cohort. There was no change in indoor dampness or in behavior related to non- intervened life-style factors. The dietary intervention seemed to be successful. The observed reduced smoking behavior could not be attributed to the intervention program, and the latter had no effect on indoor dampness. (Current Controlled Trials registration number: ISRCTN28090297).
Food Allergy: Our Evolving Understanding of Its Pathogenesis, Prevention, and Treatment.
Iweala, Onyinye I; Burks, A Wesley
2016-05-01
Food allergy is defined as an IgE-mediated hypersensitivity response to ingested food with allergic symptoms ranging from urticaria to life-threatening anaphylaxis. Food allergy is thought to develop because of (1) failed induction of tolerance upon initial exposure to food antigen or (2) breakdown of established tolerance to food antigen. We review current understanding of the pathogenesis, epidemiology, and natural history of food allergy, including the unconventional IgE-mediated food allergy to mammalian meat known as alpha-gal food allergy. We highlight emerging data on food allergy treatment and prevention, emphasizing the growing appeal of manipulating the gut microenvironment using probiotics and helminth products to blunt systemic allergic responses to food.
Kim, Jung-Hwan; Jeun, Eun-Ji; Hong, Chun-Pyo; Kim, Seong-Hoon; Jang, Min Seong; Lee, Eun-Jung; Moon, Sook Jin; Yun, Chang Ho; Im, Sin-Hyeog; Jeong, Seok-Geun; Park, Beom-Young; Kim, Kyong-Tai; Seoh, Ju-Young; Kim, Yoon-Keun; Oh, Sung-Jong; Ham, Jun-Sang; Yang, Bo-Gie; Jang, Myoung Ho
2016-02-01
The incidence of food allergies has increased dramatically during the last decade. Recently, probiotics have been studied for the prevention and treatment of allergic disease. We examined whether Bifidobacterium longum KACC 91563 and Enterococcus faecalis KACC 91532 have the capacity to suppress food allergies. B longum KACC 91563 and E faecalis KACC 91532 were administered to BALB/c wild-type mice, in which food allergy was induced by using ovalbumin and alum. Food allergy symptoms and various immune responses were assessed. B longum KACC 91563, but not E faecalis KACC 91532, alleviated food allergy symptoms. Extracellular vesicles of B longum KACC 91563 bound specifically to mast cells and induced apoptosis without affecting T-cell immune responses. Furthermore, injection of family 5 extracellular solute-binding protein, a main component of extracellular vesicles, into mice markedly reduced the occurrence of diarrhea in a mouse food allergy model. B longum KACC 91563 induces apoptosis of mast cells specifically and alleviates food allergy symptoms. Accordingly, B longum KACC 91563 and family 5 extracellular solute-binding protein exhibit potential as therapeutic approaches for food allergies. Copyright © 2015 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Japanese Guideline for Food Allergy 2014.
Urisu, Atsuo; Ebisawa, Motohiro; Ito, Komei; Aihara, Yukoh; Ito, Setsuko; Mayumi, Mitsufumi; Kohno, Yoichi; Kondo, Naomi
2014-09-01
A food allergy is defined as "a phenomenon in which adverse reactions are caused through antigen-specific immunological mechanisms after exposure to given food." Various symptoms of food allergy occur in many organs. Food allergies are classified roughly into 4 clinical types: (1) neonatal and infantile gastrointestinal allergy, (2) infantile atopic dermatitis associated with food allergy, (3) immediate-type food allergy (urticaria, anaphylaxis, etc.), and (4) food dependent exercise-induced anaphylaxis and oral allergy syndrome (i.e., specific forms of immediate food allergy). The therapy for food allergies includes treatment of and prophylactic measures against hypersensitivity such as anaphylaxis. A fundamental prophylactic measure is the elimination diet. However, elimination diets should be used only if necessary because of the patient-related burden. For this purpose, it is very important that causative foods be accurately identified. There are a number of means available to identify causative foods, including the history taking, a skin prick test, detection of antigen-specific IgE antibodies in the blood, the basophil histamine release test, the elimination diet test, and the oral challenge test, etc. Of these, the oral challenge test is the most reliable. However, it should be conducted under the supervision of experienced physicians because it may cause adverse reactions, such as anaphylaxis.
The stress of food allergy issues in daily life.
Peniamina, Rana L; Mirosa, Miranda; Bremer, Philip; Conner, Tamlin S
2016-06-01
Food allergies are a growing health concern, but their implications for daily psychological functioning are unknown. This micro-longitudinal study investigated the daily frequency of food allergy issues and how this related to experiences of stress, mood and physical energy. One hundred and eight adults with physician-diagnosed food allergies completed an initial Internet survey followed by a 2-week Internet daily diary survey. The initial survey collected socio-demographic and food allergy information. The daily survey collected information about the participants' experiences of stress, mood, physical energy and food allergy issues during that day. Commonly experienced allergy issues included negative physical symptoms, higher food prices, anxiety about safety of food, trouble maintaining a healthy diet and anxiety/stress at social occasions. Furthermore, multilevel modelling analyses showed that stress and negative mood were significantly higher on days with more allergy issues. Older adults experienced lower positive mood and physical energy on days with more issues. This is the first study to incorporate near to real-time tracking to examine the frequency of food allergy issues and the implications for daily psychological functioning. Targeting the issues we identified could reduce stress in patients with food allergies and improve their overall quality of life.
Early-life antibiotic use and subsequent diagnosis of food allergy and allergic diseases.
Hirsch, A G; Pollak, J; Glass, T A; Poulsen, M N; Bailey-Davis, L; Mowery, J; Schwartz, B S
2017-02-01
Antibiotic use in early life has been linked to disruptions in the microbiome. Such changes can disturb immune system development. Differences have been observed in the microbiota of children with and without allergies, but there have been few studies on antibiotic use and allergic disease. We evaluated associations of early-life antibiotic use with subsequent occurrence of food allergy and other allergies in childhood using electronic health record data. We used longitudinal data on 30 060 children up to age 7 years from Geisinger Clinic's electronic health record to conduct a sex- and age-matched case-control study to evaluate the association between antibiotic use and milk allergy, non-milk food allergies, and other allergies. For each outcome, we estimated conditional logistic regression models adjusting for race/ethnicity, history of Medical Assistance, and mode of birth delivery. Models were repeated separately for penicillins, cephalosporins and macrolides. There were 484 milk allergy cases, 598 non-milk food allergy cases and 3652 other allergy cases. Children with three or more antibiotic orders had a greater odds of milk allergy (Odds Ratio; 95% Confidence interval) (1.78; 1.28-2.48), non-milk food allergy (1.65; 1.27-2.14), and other allergies (3.07; 2.72-3.46) compared with children with no antibiotic orders. Associations were strongest at younger ages and differed by antibiotic class. We observed associations between antibiotic orders and allergic diseases, providing evidence of a potentially modifiable clinical practice associated with paediatric allergic disease. Differences by antibiotic class should be further explored, as this knowledge could inform paediatric treatment decisions. © 2016 John Wiley & Sons Ltd.
Early Life Antibiotic Use and Subsequent Diagnosis of Food Allergy and Allergic Diseases
Hirsch, Annemarie G.; Pollak, Jonathan; Glass, Thomas A.; Poulsen, Melissa N.; Bailey-Davis, Lisa; Mowery, Jacob; Schwartz, Brian S.
2016-01-01
Background Antibiotic use in early life has been linked to disruptions in the microbiome. Such changes can disturb immune system development. Differences have been observed in the microbiota of children with and without allergies, but there have been few studies on antibiotic use and allergic disease. Objective We evaluated associations of early-life antibiotic use with subsequent occurrence of food allergy and other allergies in childhood using electronic health record data. Methods We used longitudinal data on 30,060 children up to age 7 years from Geisinger Clinic’s electronic health record to conduct a sex and age matched case-control study to evaluate the association between antibiotic use and milk allergy, non-milk food allergies, and other allergies. For each outcome, we estimated conditional logistic regression models adjusting for race/ethnicity, history of Medical Assistance, and mode of birth delivery. Models were repeated separately for penicillins, cephalosporins, and macrolides. Results There were 484 milk allergy cases, 598 non-milk food allergy cases, and 3652 other allergy cases. Children with three or more antibiotic orders had a greater odds of milk allergy (odds ratio; 95% confidence interval) (1.78; 1.28–2.48), non-milk food allergy (1.65; 1.27–2.14), and other allergies (3.07; 2.72–3.46) compared to children with no antibiotic orders. Associations were strongest at younger ages and differed by antibiotic class. Conclusions and Clinical Relevance We observed associations between antibiotic orders and allergic diseases, providing evidence of a potentially modifiable clinical practice associated with pediatric allergic disease. Differences by antibiotic class should be further explored, as this knowledge could inform pediatric treatment decisions. PMID:27562571
1992-07-01
Allergy is an exaggerated response of the immune system to external substances. It plays a role in a wide range of diseases. In some, such as summer hayfever, the symptoms are entirely due to allergy. In other conditions, particularly asthma, eczema and urticaria, allergy plays a part in some patients but not all. In these situations, allergy may either have a major role or provide just one of many triggers. In an individual patient's illness, the importance of allergy may change with time. The most common allergens (substances causing allergy) are grass and tree pollens, the house dust mite, products from pets and other animals, agents encountered in industry, wasp and bee venom, drugs, and certain foods. Food allergy presents a particularly difficult problem. Some individuals who react to food suffer from true food allergy but in others there is no evidence of an alteration in the immune system. Here the term 'food intolerance' is preferable. Conventional doctors treat allergy by allergen avoidance--where this is possible--and drugs that relieve symptoms. In a few selected cases, in which other methods have failed, immunotherapy (desensitisation or hyposensitisation) is recommended. Patients who consult practitioners of alternative allergy often do so because they are dissatisfied with the conventional approach to diagnosis and treatment, and sometimes because they have conditions which conventional doctors do not accept as having an allergic basis. There is a very wide range of alternative approaches to allergy, including the methods used by clinical ecologists, acupuncturists and homoeopathists. Hypnosis may have a small role to play in asthma, and similar claims for acupuncture need to be evaluated.(ABSTRACT TRUNCATED AT 250 WORDS)
Beck, Cara; Koplin, Jennifer; Dharmage, Shyamali; Wake, Melissa; Gurrin, Lyle; McWilliam, Vicki; Tang, Mimi; Sun, Cong; Foskey, Rebecca; Allen, Katrina J
2016-01-01
Food allergy has been associated with lower weight and height in cross-sectional studies in children; however, this has not been investigated in longitudinal studies to explore growth over time, and previous studies have not accounted for coexisting eczema. The objective of this study was to examine the association of IgE-mediated food allergy and eczema with anthropometric measures at 1 and 4 years of age. In the HealthNuts population-based cohort, infants recruited at age 1 year underwent a skin prick test to egg, peanut, and sesame; those sensitized had oral food challenges. Food challenges repeated at 4 years determined food allergy persistence or resolution. Eczema was defined as parent report of eczema diagnosis. Parent-reported weight and height and child health record data were used to calculate age- and sex-adjusted percentiles from World Health Organization charts. Multivariable linear regression models were fitted to examine the effect of food allergy and eczema on weight and height controlling for potential confounders. Children with both food allergy and eczema at age 1 had lower percentiles for mean weight (51.3 vs 58.3 percentile, P = .001) and height (48.4 vs 53.4, P = .028) at age 1 compared with those with neither condition. There was no difference for children with only food allergy or eczema at age 1. By age 4, children with persistent food allergy and persistent eczema, but not those with resolved food allergy, were still shorter and lighter. Children with both food allergy and eczema were shorter and lighter throughout early childhood, with more pronounced differences in those with persistent food allergy. Copyright © 2015 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Otero, Jesse E; Graves, Christopher M; Gao, Yubo; Olson, Tyler S; Dickinson, Christopher C; Chalus, Rhonda J; Vittetoe, David A; Goetz, Devon D; Callaghan, John J
2016-12-01
Retrospective analyses have demonstrated correlation between patient-reported allergies and negative outcomes after total joint arthroplasty. We sought to validate these observations in a prospective cohort. One hundred forty-four patients undergoing total hip arthroplasty and 302 patients undergoing total knee arthroplasty were prospectively enrolled. Preoperatively, patients listed their allergies and completed the Medical Outcomes Study Short Form 36 (SF-36) and the Charlson Comorbidity Index (CCI) Questionnaire. At a mean of 17 months (range 12-25 months) postoperatively, SF-36, CCI, and Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) were obtained by telephone survey. Regression analysis was used to determine the strength of correlation between patient age, comorbidity burden, and number of allergies and outcome measurements. In 446 patients, 273 reported at least 1 allergy. The number of allergies reported ranged from 0 to 33. Penicillin or its derivative was the most frequently reported allergy followed by sulfa, environmental allergen, and narcotic pain medication. Patients reporting at least 1 allergy had a significantly lower postoperative SF-36 Physical Component Score compared to those reporting no allergies (51.3 vs 49.4, P = .01). The SF-36 postoperative Mental Component Score was no different between groups. Multivariate regression analysis showed that age and patient reported allergies, but not comorbidities, were independently associated with worse postoperative SF-36 Physical Component Summary (PCS) and WOMAC score. Patients with allergies experienced the same improvement in SF-36 PCS as those without an allergy. Comorbidities did not correlate with patient-reported function postoperatively. Patients who report allergies have lower postoperative outcome scores but may experience the same increment in improvement after total joint arthroplasty. Copyright © 2016 Elsevier Inc. All rights reserved.
Association between allergies and risk of pancreatic cancer.
Cotterchio, Michelle; Lowcock, Elizabeth; Hudson, Thomas J; Greenwood, Celia; Gallinger, Steven
2014-03-01
Less than 10% of pancreatic cancer cases survive 5 years, yet its etiology is not well understood. Studies suggest allergies are associated with reduced pancreatic cancer risk. Our study collected additional information on allergies (including skin prick test results and differentiation of allergic/nonallergic asthma), and is the first to assess possible confounding by allergy medications. A population-based case-control study was designed to comprehensively assess the association between allergy and pancreatic cancer risk. Pancreas cancer cases were diagnosed during 2011 to 2012, and identified through the Ontario Cancer Registry (345 cases). Population-based controls were identified using random digit dialing and age/sex frequency matched to cases (1,285 controls). Questionnaires collected lifetime allergy history (type of allergy, age at onset, skin prick testing results), allergy medications, and established pancreas cancer risk factors. Logistic regression was used to estimate odd ratios and test potential confounders, including allergy medications. Hay fever was associated with a significant reduction in pancreatic cancer risk [AOR = 0.68; 95% confidence intervals (CI), 0.52-0.89], and reduction was greatest for those whose skin prick test was positive for hay fever allergens. No particular patterns were observed as regards age at onset and duration of allergy. Positive dust/mold allergy skin prick test and animal allergies were associated with a statistically significant reduced pancreatic cancer risk; AOR = 0.49; 95% CI, 0.31-0.78 and AOR = 0.68; 95% CI, 0.46-0.99, respectively. Asthma was not associated with pancreatic cancer risk. These findings support the growing body of evidence that suggests certain allergies are associated with reduced pancreatic cancer risk. ©2014 AACR.
Early-life gut microbiome composition and milk allergy resolution.
Bunyavanich, Supinda; Shen, Nan; Grishin, Alexander; Wood, Robert; Burks, Wesley; Dawson, Peter; Jones, Stacie M; Leung, Donald Y M; Sampson, Hugh; Sicherer, Scott; Clemente, Jose C
2016-10-01
Gut microbiota may play a role in the natural history of cow's milk allergy. We sought to examine the association between early-life gut microbiota and the resolution of cow's milk allergy. We studied 226 children with milk allergy who were enrolled at infancy in the Consortium of Food Allergy observational study of food allergy. Fecal samples were collected at age 3 to 16 months, and the children were followed longitudinally with clinical evaluation, milk-specific IgE levels, and milk skin prick test performed at enrollment, 6 months, 12 months, and yearly thereafter up until age 8 years. Gut microbiome was profiled by 16s rRNA sequencing and microbiome analyses performed using Quantitative Insights into Microbial Ecology (QIIME), Phylogenetic Investigation of Communities by Reconstruction of Unobserved States (PICRUSt), and Statistical Analysis of Metagenomic Profiles (STAMP). Milk allergy resolved by age 8 years in 128 (56.6%) of the 226 children. Gut microbiome composition at age 3 to 6 months was associated with milk allergy resolution by age 8 years (PERMANOVA P = .047), with enrichment of Clostridia and Firmicutes in the infant gut microbiome of subjects whose milk allergy resolved. Metagenome functional prediction supported decreased fatty acid metabolism in the gut microbiome of subjects whose milk allergy resolved (η 2 = 0.43; ANOVA P = .034). Early infancy is a window during which gut microbiota may shape food allergy outcomes in childhood. Bacterial taxa within Clostridia and Firmicutes could be studied as probiotic candidates for milk allergy therapy. Copyright © 2016 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Penicillin and beta-lactam allergy: epidemiology and diagnosis.
Macy, Eric
2014-11-01
Penicillin is the most common beta-lactam antibiotic allergy and the most common drug class allergy, reported in about 8% of individuals using health care in the USA. Only about 1% of individuals using health care in the USA have a cephalosporin allergy noted in their medical record, and other specific non-penicillin, non-cephalosporin beta-lactam allergies are even rarer. Most reported penicillin allergy is not associated with clinically significant IgE-mediated reactions after penicillin rechallenge. Un-verified penicillin allergy is a significant and growing public health problem. Clinically significant IgE-mediated penicillin allergy can be safely confirmed or refuted using skin testing with penicilloyl-poly-lysine and native penicillin G and, if skin test is negative, an oral amoxicillin challenge. Acute tolerance of an oral therapeutic dose of a penicillin class antibiotic is the current gold standard test for a lack of clinically significant IgE-mediated penicillin allergy. Cephalosporins and other non-penicillin beta-lactams are widely, safely, and appropriately used in individuals, even with confirmed penicillin allergy. There is little, if any, clinically significant immunologic cross-reactivity between penicillins and other beta-lactams. Routine cephalosporin skin testing should be restricted to research settings. It is rarely needed clinically to safely manage patients and has unclear predictive value at this time. The use of alternative cephalosporins, with different side chains, is acceptable in the setting of a specific cephalosporin allergy. Carbapenems and monobactams are also safely used in individuals with confirmed penicillin allergy. A certain predictable, but low, rate of adverse reactions will occur with all beta-lactam antibiotic use both pre- and post-beta-lactam allergy evaluations.
Parent-Reported Penicillin Allergy Symptoms in the Pediatric Emergency Department.
Vyles, David; Chiu, Asriani; Simpson, Pippa; Nimmer, Mark; Adams, Juan; Brousseau, David C
2017-04-01
Children often present to the pediatric emergency department (ED) with a reported penicillin allergy. The true incidence of pediatric penicillin allergy is low, and patients may be inappropriately denied first-line antibiotics. We hypothesized that more than 70% of reported penicillin allergies in the pediatric ED are low risk for true allergy. Parents of children presenting to the pediatric ED with parent-reported penicillin allergy completed an allergy questionnaire. The questionnaire included age at allergy diagnosis, symptoms of allergy, and time to allergic reaction from first dose. The allergy symptoms were dichotomized into high and low risk in consultation with a pediatric allergist before questionnaire implementation. A total of 605 parents were approached; 500 (82.6%) completed the survey. The median (interquartile range) age of the children at diagnosis was 1 year (7 months, 2 years); 75% were diagnosed before their third birthday. Overall, 380 (76%) (95% confidence interval 72.3, 79.7) children had exclusively low-risk symptoms. The most commonly reported symptoms were rash (466, 92.8%) and itching (203, 40.6%). Of the 120 children with one or more high-risk symptom, facial swelling (50, 10%) was the most common. Overall, 354 children (71%) were diagnosed after their first exposure to penicillin. Symptom onset within 24 hours of medication administration occurred in 274 children (54.8%). Seventy-six percent of patients with parent-reported penicillin allergy have symptoms unlikely to be consistent with true allergy. Determination of true penicillin allergy in patients with low-risk symptoms may permit the increased use of first-line penicillin antibiotics. Copyright © 2016 Academic Pediatric Association. Published by Elsevier Inc. All rights reserved.
Coping with Food Allergies | NIH MedlinePlus the Magazine
... soy products, and wheat. Allergies to peanuts or tree nuts often are lifelong. An allergy that begins ... common food allergies are to eggs, milk, peanuts, tree nuts, wheat, crustaceans (shellfish), fish, and soy products. ...
Treating Asthma in Children Ages 12 and Older
... allergy-induced asthma Your doctor may recommend allergy shots (immunotherapy) if an allergy induces asthma attacks and ... dust mites or pollens. The purpose of allergy shots is to build up a tolerance by gradually ...
Bellanti, J A
1984-12-01
Any rational approach to the prevention of food allergies must be based on the diversity of mechanisms which are involved in their pathogenesis. In addition to the IgE-mediated disorders which appear to be responsible for the largest number of cases, other immunologic (e.g., immune complex) and non-immunologic (e.g., enzymatic deficiencies) mechanisms appear to be involved. A preventive program should begin with a recognition that a potential problem exists and the identification of the individual at risk. This is accomplished by a careful documentation of IgE or other allergic reactivity in the individual or in family members. The prevention of intrauterine or postnatal sensitization is achieved by reduction in antigen transfer to the infant by maternal avoidance of potentially allergic foods in the last trimester and during lactation and by a restrictive infant diet. During the first years of infancy the encouragement of breast-feeding provides the dual benefit of eliminating one of the most common sensitizing food antigens, i.e., cow's milk protein, and providing passive s-IgA. The use of appropriate pharmacologic agents, e.g., cromolyn, may be yet another valuable adjunct in the prevention of food allergy.
ERIC Educational Resources Information Center
Kravitz, Martin
1982-01-01
A contract approach specifying long and short term objectives is part of an overall treatment approach for students whose learning and attention skills are inconsistent. Additional program efforts include allergy and food assessment, medication assessment and trial (if appropriate), and attention to the child's biochemical functioning. (CL)
Effect of land uses and wind direction on the contribution of local sources to airborne pollen.
Rojo, Jesús; Rapp, Ana; Lara, Beatriz; Fernández-González, Federico; Pérez-Badia, Rosa
2015-12-15
The interpretation of airborne pollen levels in cities based on the contribution of the surrounding flora and vegetation is a useful tool to estimate airborne allergen concentrations and, consequently, to determine the allergy risk for local residents. This study examined the pollen spectrum in a city in central Spain (Guadalajara) and analysed the vegetation landscape and land uses within a radius of 20km in an attempt to identify and locate the origin of airborne pollen and to determine the effect of meteorological variables on pollen emission and dispersal. The results showed that local wind direction was largely responsible for changes in the concentrations of different airborne pollen types. The land uses contributing most to airborne pollen counts were urban green spaces, though only 0.1% of the total surface area studied, and broadleaved forest which covered 5% of the study area. These two types of land use together accounted for 70% of the airborne pollen. Crops, scrubland and pastureland, though covering 80% of the total surface area, contributed only 18.6% to the total pollen count, and this contribution mainly consisted of pollen from Olea and herbaceous plants, including Poaceae, Urticaceae and Chenopodiaceae-Amaranthaceae. Pollen from ornamental species were mainly associated with easterly (Platanus), southerly (Cupressaceae) and westerly (Cupressaceae and Platanus) winds from the areas where the city's largest parks and gardens are located. Quercus pollen was mostly transported by winds blowing in from holm-oak stands on the eastern edge of the city. The highest Populus pollen counts were associated with easterly and westerly winds blowing in from areas containing rivers and streams. The airborne pollen counts generally rose with increasing temperature, solar radiation and hours of sunlight, all of which favour pollen release. In contrast, pollen counts declined with increased relative humidity and rainfall, which hinder airborne pollen transport. Copyright © 2015 Elsevier B.V. All rights reserved.
Food allergy in Singapore: opening a new chapter
Lee, Alison Joanne; Shek, Lynette Pei-Chi
2014-01-01
With the exception of shellfish, the overall food allergy rates in Singapore have not reached the epidemic proportions of the West. The rates of egg, milk and fish allergies remain low. However, the patterns of some food allergies in Singapore have changed over the last decade. For example, peanut allergy, once rare in Singapore, is now the most common cause of anaphylaxis in children. Studies analysing lifestyle practices, particularly with respect to prevention of food allergy, are necessary in order for practitioners to understand global differences and maintain this low prevalence. PMID:24862746
Structured product labeling improves detection of drug-intolerance issues.
Schadow, Gunther
2009-01-01
This study sought to assess the value of the Health Level 7/U.S. Food and Drug Administration Structured Product Labeling (SPL) drug knowledge representation standard and its associated terminology sources for drug-intolerance (allergy) decision support in computerized provider order entry (CPOE) systems. The Regenstrief Institute CPOE drug-intolerance issue detection system and its knowledge base was compared with a method based on existing SPL label content enriched with knowledge sources used with SPL (NDF-RT/MeSH). Both methods were applied to a large set of drug-intolerance (allergy) records, drug orders, and medication dispensing records covering >50,000 patients over 30 years. The number of drug-intolerance issues detected by both methods was counted, as well as the number of patients with issues, number of distinct drugs, and number of distinct intolerances. The difference between drug-intolerance issues detected or missed by either method was qualitatively analyzed. Although <70% of terms were mapped to SPL, the new approach detected four times as many drug-intolerance issues on twice as many patients. The SPL-based approach is more sensitive and suggests that mapping local dictionaries to SPL, and enhancing the depth and breadth of coverage of SPL content are worth accelerating. The study also highlights specificity problems known to trouble drug-intolerance decision support and suggests how terminology and methods of recording drug intolerances could be improved.
Structured Product Labeling Improves Detection of Drug-intolerance Issues
Schadow, Gunther
2009-01-01
Objectives This study sought to assess the value of the Health Level 7/U.S. Food and Drug Administration Structured Product Labeling (SPL) drug knowledge representation standard and its associated terminology sources for drug-intolerance (allergy) decision support in computerized provider order entry (CPOE) systems. Design The Regenstrief Institute CPOE drug-intolerance issue detection system and its knowledge base was compared with a method based on existing SPL label content enriched with knowledge sources used with SPL (NDF-RT/MeSH). Both methods were applied to a large set of drug-intolerance (allergy) records, drug orders, and medication dispensing records covering >50,000 patients over 30 years. Measurements The number of drug-intolerance issues detected by both methods was counted, as well as the number of patients with issues, number of distinct drugs, and number of distinct intolerances. The difference between drug-intolerance issues detected or missed by either method was qualitatively analyzed. Results Although <70% of terms were mapped to SPL, the new approach detected four times as many drug-intolerance issues on twice as many patients. Conclusion The SPL-based approach is more sensitive and suggests that mapping local dictionaries to SPL, and enhancing the depth and breadth of coverage of SPL content are worth accelerating. The study also highlights specificity problems known to trouble drug-intolerance decision support and suggests how terminology and methods of recording drug intolerances could be improved. PMID:18952933
Chiriac, Anca Mirela; Wang, Youna; Schrijvers, Rik; Bousquet, Philippe Jean; Mura, Thibault; Molinari, Nicolas; Demoly, Pascal
Beta-lactam antibiotics represent the main cause of allergic reactions to drugs, inducing both immediate and nonimmediate allergies. The diagnosis is well established, usually based on skin tests and drug provocation tests, but cumbersome. To design predictive models for the diagnosis of beta-lactam allergy, based on the clinical history of patients with suspicions of allergic reactions to beta-lactams. The study included a retrospective phase, in which records of patients explored for a suspicion of beta-lactam allergy (in the Allergy Unit of the University Hospital of Montpellier between September 1996 and September 2012) were used to construct predictive models based on a logistic regression and decision tree method; a prospective phase, in which we performed an external validation of the chosen models in patients with suspicion of beta-lactam allergy recruited from 3 allergy centers (Montpellier, Nîmes, Narbonne) between March and November 2013. Data related to clinical history and allergy evaluation results were retrieved and analyzed. The retrospective and prospective phases included 1991 and 200 patients, respectively, with a different prevalence of confirmed beta-lactam allergy (23.6% vs 31%, P = .02). For the logistic regression method, performances of the models were similar in both samples: sensitivity was 51% (vs 60%), specificity 75% (vs 80%), positive predictive value 40% (vs 57%), and negative predictive value 83% (vs 82%). The decision tree method reached a sensitivity of 29.5% (vs 43.5%), specificity of 96.4% (vs 94.9%), positive predictive value of 71.6% (vs 79.4%), and negative predictive value of 81.6% (vs 81.3%). Two different independent methods using clinical history predictors were unable to accurately predict beta-lactam allergy and replace a conventional allergy evaluation for suspected beta-lactam allergy. Copyright © 2017 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
[Oral allergy syndrome in patients with pollen allergy].
Chimielewska, Anna; Mazur, Marcel; Sacha, Malgorzata; Myszkowska, Dorota; Dyga, Wojciech; Obtułowicz, Krystyna; Czarnobilska, Ewa
2013-01-01
The symptoms of pollen allergy in the European population occur in a period of increased pollen precipitation, and take the form of allergic rhinitis and conjunctivitis, bronchial asthma, contact urticaria, and food allergy. Diagnosis in addition to medical history, takes into account the positive results of skin tests and elevated allergen-specific IgE antibodies (specific IgE) in serum. These studies are considered to be objective diagnostic tests confirming the diagnosis of pollen allergy. Not in every case there is a correspondence of symptoms and results of diagnostic tests, which puts into question the accuracy of the diagnosis of pollen allergy. The aim of this study was to test the characteristics of patients with oral allergy syndrome on the background of all patients with pollen allergy and evaluation of the diagnostic value of history, skin tests and specific IgE levels in the diagnosis of patients with pollen allergy and oral allergy syndrome. A retrospective analysis of the cases of 85 patients with a diagnosis of pollen allergy and the 30 patients with OAS was performed. In our study the most common sensitizing allergen in patients with OAS was birch pollen, while patients showing no symptoms of OAS were equally sensitive to timothy and birch pollen. The main food responsible for the presence of the OAS in the mechanism of cross-allergy to pollen was an apple. Among patients with OAS we did not show significantly higher incidence of polyvalent allergies. It was shown, however, that there is a tendency that the maximum concentration of allergen-specific IgE causing clinically significant symptoms, ie in line with the pollen season, is higher in the OAS patients than in the absence of OAS. Further research is needed using new diagnostic methods, which would predict future symptoms after eating certain foods in particularly endangered patients with pollen allergy.
Sato, Sakura; Ogura, Kiyotake; Takahashi, Kyohei; Sato, Yasunori; Yanagida, Noriyuki; Ebisawa, Motohiro
2017-04-01
Specific IgE (sIgE) antibody detection using the Siemens IMMULITE ® 3gAllergy™ (3gAllergy) assay have not been sufficiently examined for the diagnosis of food allergy. The aim of this study was to evaluate the utility of measuring sIgE levels using the 3gAllergy assay to diagnose allergic reactions to egg, milk, and wheat. This retrospective study was conducted on patients with diagnosed or suspected allergies to egg, milk and wheat. Patients were divided into two groups according to their clinical reactivity to these allergens based on oral food challenge outcomes and/or convincing histories of immediate reaction to causative food(s). The sIgE levels were measured using 3gAllergy and ImmunoCAP. Predicted probability curves were estimated using logistic regression analysis. We analyzed 1561 patients, ages 0-19 y (egg = 436, milk = 499, wheat = 626). The sIgE levels determined using 3gAllergy correlated with those of ImmunoCAP, classifying 355 patients as symptomatic: egg = 149, milk = 123, wheat = 83. 3gAllergy sIgE levels were significantly higher in symptomatic than in asymptomatic patients (P < 0.0001). Predictive probability for positive food allergy was significantly increased and correlated with increased sIgE levels. The cut-offs for allergic reaction with 95% predictive probability as determined by the 3gAllergy probability curves were different from those of ImmunoCAP. Measurements of sIgE against egg, milk, and wheat as determined by 3gAllergy may be used as a tool to facilitate the diagnosis of food allergy in subjects with suspected food allergies. However, these probability curves should not be applied interchangeably between different assays. Copyright © 2016 Japanese Society of Allergology. Production and hosting by Elsevier B.V. All rights reserved.
Peters, Rachel L.; Gurrin, Lyle C.; Dharmage, Shyamali C.; Koplin, Jennifer J.; Allen, Katrina J.
2013-01-01
IgE-mediated food allergy is a transient condition for some children, however there are few indices to predict when and in whom food allergy will resolve. Skin prick test (SPT) and serum-specific IgE levels (sIgE) are usually monitored in the management of food allergy and are used to predict the development of tolerance or persistence of food allergy. The aim of this article is to review the published literature that investigated the predictive value of SPT and sIgE in development of tolerance in children with a previous diagnosis of peanut, egg and milk allergy. A systematic search identified twenty-six studies, of which most reported SPT or sIgE thresholds which predicted persistent or resolved allergy. However, results were inconsistent between studies. Previous research was hampered by several limitations including the absence of gold standard test to diagnose food allergy or tolerance, biased samples in retrospective audits and lack of systematic protocols for triggering re-challenges. There is a need for population-based, prospective studies that use the gold standard oral food challenge (OFC) to diagnose food allergy at baseline and follow-up to develop SPT and sIgE thresholds that predict the course of food allergy. PMID:24132133
Kyei, Samuel; Tettey, Bernard; Asiedu, Kofi; Awuah, Agnes
2016-10-28
Ocular allergy is a growing public health problem that greatly impacts the day-to-day life of sufferers and their families. Other aspects of their activities of daily living such as schooling, professional, and social life are affected hence an increased awareness and knowledge of ocular allergies, their detection and treatment is paramount. This study was to assess the level of knowledge and awareness of ocular allergy among undergraduate students of public universities in Ghana. A descriptive cross sectional survey was conducted among 1000 students from three selected public universities in Ghana. Each respondent completed a questionnaire that had questions concerning awareness and knowledge of ocular allergy. Out of the 1000 students, 347 (34.7 %) were aware of ocular allergy. Of these 347 students, the level of knowledge of ocular allergy was generally low. Majority of the students had their source of information about ocular allergy from the media and the internet. There was statistical significant association among awareness of ocular allergy, sources of information and programme of study (p < 0.001). Level of awareness among university students is generally low. Students' programmes of study influenced their knowledge of ocular allergy. Public health measures are recommended to help educate students on the prevention and control of ocular allergy as well as the complications associated with this condition.
Niedzwiecki, M; Yamada, Y; Inci, I; Weder, W; Jungraithmayr, W
2016-01-01
Allergies are hypersensitive reactions of the immune system on antigen exposure similar to immune reactions after transplantation (Tx). Their activity can change after Tx. The lung as a transplantable organ is challenged two-fold, by antigens from the blood and the air environment. Herein we analyzed if airway allergies change after lung Tx. We systematically reviewed patients' airway allergies before and after lung Tx between 1992 and 2014. The course of lymphocytes, thrombocytes, and leukocytes, among them neutrophils, eosinophils, and basophils, was analyzed in patients in whom airway allergies have changed and in whom they did not change. From 362 lung transplanted patients, 44 patients had suffered from allergies before Tx (12.2%). In 20 of these patients (45.5%), airway allergies disappeared completely within 1 year after lung Tx and were persistently absent thereafter. In these patients, basophils and eosinophils decreased significantly (P < .0012); in contrast, cells did not decrease in patients whose allergies did not disappear. Leukocytes overall, and in particular, neutrophils, decreased significantly in patients whose allergy disappeared (P < .014, P < .012, respectively). Airway allergies disappeared in almost half of cases after lung Tx. Along with this reduction, basophils and eosinophils decreased as potentially responsible cells for this phenomenon. These findings may stimulate intensified research on basophils and eosinophils as major drivers of airway allergies. Copyright © 2016 Elsevier Inc. All rights reserved.
Palmu, Sauli; Heikkilä, Paula; Uski, Virpi; Niitty, Siina; Kurikka, Sari; Korppi, Matti
2018-01-01
The ten-year Finnish national allergy programme was launched in 2008 to lessen the disease and psychological burden of allergy. This study assessed the prevalence of parent-reported food allergies requiring avoidance diets at primary school in children aged six and seven years. The cohort comprised 1937 children (51% boys) who started primary school in Tampere, Finland, in August 2016. School health nurses charted parent-reported, doctor-diagnosed food allergies requiring avoidance diets as part of the routine health examination. We found that 127 (6.6%) children had parent-reported, doctor-diagnosed allergies to at least one food and 37 (1.9%) were allergic to basic foods, namely cows' milk, wheat and one other grain. All required an avoidance diet. The figure did not differ significantly from the 2.7% and 2.5% found by studies of this age group in 2009 and 2013, respectively. Allergies to fresh fruit and vegetables decreased from 5.8% in 2009 to 3.6% in 2016. We studied the national allergy programme that started in 2008 and found that there was a nonsignificant overall decrease in the number of children aged six to seven years on avoidance diets for allergies between 2009 and 2016. The only allergies that showed significant decreases were fresh fruit and vegetables. ©2017 Foundation Acta Paediatrica. Published by John Wiley & Sons Ltd.
Comparison of subject-reported allergy versus skin test results in a common cold trial.
Krahnke, Jason S; Gentile, Deborah A; Cordoro, Kelly M; Angelini, Betty L; Cohen, Sheldon A; Doyle, William J; Skoner, David P
2003-01-01
Few studies have examined the relationship between subject-reported allergy and results of allergy skin testing in large unselected or unbiased cohorts. The objective of this study was to compare the results of self-reported allergy via verbal questioning with the results of allergy skin testing by the puncture method in 237 healthy adult subjects enrolled in a common cold study. On enrollment, all subjects were verbally asked if they had a history of allergy and then underwent puncture skin testing to 19 relevant aeroallergens, as well as appropriate positive and negative controls. A skin test was considered positive if its wheal diameter was at least 3 mm larger than that obtained with the negative control. Forty-eight (20%) subjects reported a history of allergy and 124 (52%) subjects had at least one positive skin test response. A history of allergy was reported in 40 (32%) of the skin test-positive subjects and 8 (7%) of the skin test-negative subjects. At least one positive skin test response was found in 40 (83%) of those subjects reporting a history of allergy and 84 (44%) of those subjects denying a history of allergy. These data indicate that there is a relatively poor correlation between self-reported history of allergy and skin test results in subjects enrolled in a common cold study. These results have implications in both clinical practice and research settings.
Benichou, Annie-Claude; Armanet, Marion; Bussière, Anthony; Chevreau, Nathalie; Cardot, Jean-Michel; Tétard, Jan
2014-01-01
Occasional rhinitis symptoms caused by exposure to pollution or allergens is a growing concern. Based first on empirical observation of a lesser occurrence of allergies in quail farmers and then scientific works on ovomucoids properties, we developed a dietary supplement for the relief of such occasional rhinitis symptoms. The objective of the study was to determine whether one acute oral dose of the study product attenuates nasal provocation and other allergy-related symptoms after exposure to a standardized allergenic challenge as compared to placebo. Healthy subjects were recruited to participate in a randomized, double-blind, two-arm crossover, placebo-controlled, clinical trial. One acute dose of either the active study product (proprietary blend of quail egg) or placebo was given concomitantly to the standardized allergenic challenge. The primary endpoint was peak nasal inspiratory flow (PNIF) measurement and the secondary endpoints were subjects' perceived feelings of well-being based on Visual Analog Scale (VAS) scores for allergy-related symptoms, as well as immunoglobulin E count. Forty-three healthy subjects were enrolled and evaluable in a per protocol analysis. A gradual increase in PNIF from nadir up to Time 120 reflected the normal, gradual recovery from nasal obstruction induced by allergenic challenge for both the active and the placebo groups. At all postchallenge time points, the active group had higher PNIF values compared to the placebo group, indicating that the active product was associated with fewer symptoms and reduced intensity of these symptoms. The active product resulted also in statistically significant improvements of most of the subjects' perceived feelings of well-being based on VAS scores. No adverse events occurred during the study. In conclusion, the dietary supplement consisting of proprietary blend made of quail eggs provides fast and efficient relief of allergic rhinitis symptoms caused by the most common outdoor and indoor allergens, without adverse events. PMID:25493182
A retrospective study on sequential desensitization-rechallenge for antituberculosis drug allergy
Chia, Faith Li-Ann; Tan, Sze-Chin; Tan, Teck-Choon; Leong, Khai-Pang; Tan, Justina Wei-Lyn; Tang, Chwee-Ying; Hou, Jin-Feng; Chan, Grace Yin-Lai; Chng, Hiok-Hee
2014-01-01
Background Antituberculosis (anti-TB) drug allergy often involves multiple concurrently administered drugs which subsequently need to be reinitiated as no better alternatives exist. Objective To describe the results of tailored sequential desensitization-rechallenge (D-R) for anti-TB drug allergy. Methods Consecutive patients who had undergone D-R to anti-TB drugs between 1 September 1997 and 31 January 2012 were recruited. Following resolution of the acute reaction, anti-TB drug was restarted at 1:6,000 to 1:3 of the final daily dose (FDD), with gradual single or multiple step daily dose escalation to the FDD. Subsequent drugs were sequentially added ≥3 days later when the preceding drug was tolerated. Full blood count and liver function tests were monitored prior to addition of each new drug. Results There were 11 patients of whom 10 were male, predominantly Chinese (8 patients). Regimens comprised at least 3 drugs: isoniazid (INH), rifampicin (RIF), ethambutol (EMB), pyrazinamide (PZA), or streptomycin. All patients had nonimmediate reactions, with cutaneous eruptions, where maculopapular exanthema (MPE) was the most common (8 patients). Drug-induced hypersensitivity syndrome (DIHS) occurred in 6 patients, and Stevens Johnson syndrome (SJS) in 2 patients. D-R to INH was successful in 7/9 patients (77.8%) and to RIF/EMB/PZA/streptomycin in all. Of the 2 patients who failed INH D-R, 1 developed fever and MPE on day 3, the other MPE on day 8. D-R with INH and RIF respectively was successful in 2 patients with SJS. Among DIHS patients, 1 failed D-R with INH (fever and MPE on day 3). There were 23/25 (92%) successful D-R among the 11 patients. All patients completed TB treatment of ≥5 months' duration with no cases of drug-resistant TB. Conclusion Tailored sequential TB drug D-R is successful where no better alternative therapies are available, with careful dose escalation and close monitoring, and after a careful risk-benefit assessment. PMID:25097851
Feature: Controlling Seasonal Allergies | NIH Medlineplus the Magazine
... this page please turn Javascript on. Feature: Seasonal Allergies Controlling Seasonal Allergies Past Issues / Spring 2012 Table of Contents In ... to allergens, helping to prevent allergic reactions. Seasonal Allergy Research at NIH Allergen and T-Cell Reagent ...
... have an allergy. Other names: IgE allergy test, Quantitative IgE, Immunoglobulin E, Total IgE, Specific IgE What ... Thermo Fisher Scientific Inc.; c2017. ImmunoCAP – a truly quantitative allergy test [cited 2017 Feb 24]; [about 3 ...
The Prevalence and Natural History of Food Allergy.
Kattan, Jacob
2016-07-01
Numerous studies have demonstrated that the prevalence of food allergy is increasing. Not only are more children being diagnosed with food allergies, but studies suggest that when people outgrow their food allergies, it is taking longer than was previously thought. Studies in recent years have noted factors that may lead to a lower likelihood of developing a food allergy, including the early introduction of common food allergens, having a sufficient vitamin D level, or having a higher maternal intake of peanut early in pregnancy. Given a recent report that sensitization to common food allergens did not increase from the late 1980s/early 1990s to the mid-2000s, further studies will need to examine if the rise in food allergy prevalence is due to a change in the relationship between sensitization and clinical allergy or changes in the recognition and diagnosis of food allergy.
EAACI Food Allergy and Anaphylaxis Guidelines. Food allergy health-related quality of life measures.
Muraro, A; Dubois, A E J; DunnGalvin, A; Hourihane, J O'B; de Jong, N W; Meyer, R; Panesar, S S; Roberts, G; Salvilla, S; Sheikh, A; Worth, A; Flokstra-de Blok, B M J
2014-07-01
Instruments have been developed and validated for the measurement of health-related quality of life in patients with food allergy. This guideline has been prepared by the European Academy of Allergy and Clinical Immunology's (EAACI) Guidelines for Food Allergy and Anaphylaxis Group. It draws on a systematic review of the literature on quality of life instruments for food allergy and the Appraisal of Guidelines for Research & Evaluation (AGREE II) guideline development process. Guidance is provided on the use of such instruments in research, and the current limitations of their use in clinical practice are described. Gaps in current knowledge as well as areas of future interest are also discussed. This document is relevant to healthcare workers dealing with food-allergic patients, scientists engaging in food allergy research and policy makers involved in regulatory aspects concerning food allergy and safety. © 2014 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Clinical Management of Psychosocial Concerns Related to Food Allergy.
Herbert, Linda; Shemesh, Eyal; Bender, Bruce
2016-01-01
Current estimates indicate that 4% to 8% of children in the United States are diagnosed with food allergy, and more than 40% of US children with food allergy experience severe allergic reactions. Families trying to avoid foods that may trigger an allergic reaction and ensure adequate treatment of allergic reactions that do occur face numerous challenges. The rise in the number of children diagnosed with food allergies underscores the importance of food allergy-related interventions to address elevated psychosocial concerns, such as parenting stress, anxiety, and worries about bullying. This review provides an overview of common psychosocial concerns among children with food allergy and their families across the developmental spectrum, and offers guidance to medical providers regarding the identification and treatment of food allergy-related psychosocial challenges. Copyright © 2016 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Frames, claims and audiences: Construction of food allergies in the Canadian media.
Harrington, Daniel W; Elliott, Susan J; Clarke, Ann E
2012-08-01
Food allergies are newly emerging health risks, and some evidence indicates that their prevalence is increasing. Public perception, however, is that the prevalence of food allergies is much greater than systematic estimates suggest. As food allergies increasingly permeate everyday life, this paper explores how associated risks are constructed through the mass media. In particular, nine years of media coverage of food allergies are analysed through the lens of issue framing and claims-making. Results show that advocates and affected individuals dominate discussions around policy action, while researchers and health professionals are diagnosing the causes of food allergy. Results also suggest that there is competition over the definition of food allergies, which may, in turn, be shaping public understanding of the related risks. There is also an indication that the framing of food allergies is evolving over time, and that the discussion is becoming increasingly one-sided with affected individuals leading the charge.
Martinho-Dias, Daniel; Sousa-Pinto, Bernardo; Botelho-Souza, Júlio; Soares, António; Delgado, Luís; Fonseca, João Almeida
2018-01-01
We performed a MeSH term-based bibliometric analysis aiming to assess the publication trends of EAACI journals, namely Allergy, Pediatric Allergy and Immunology (PAI) (from 1990 to 2015) and Clinical and Translational Allergy (CTA) (from its inception in 2011 to 2015). We also aimed to discuss the impact of the creation of CTA in the publication topics of Allergy and PAI. We analysed a total of 1973 articles and 23,660 MeSH terms. Most MeSH terms in the three journals fell in the category of "basic immunology and molecular biology" (BIMB). During the studied period, we observed an increase in the proportion of MeSH terms on BIMB, and a decreasing proportion of terms on allergic rhinitis and aeroallergens. The observed changes in Allergy and PAI publication topics hint at a possible impact from CTA creation.
ERIC Educational Resources Information Center
Perry, Bob; Gervasoni, Ann; Dockett, Sue
2012-01-01
The "Let's Count" pilot early mathematics program was implemented in five early childhood educational contexts across Australia during 2011. The program used specifically formulated materials and workshops to enlist the assistance of early childhood educators to work with parents and other family members of children in their settings to…
Anaphylaxis by exclusive allergy to swordfish and identification of a new fish allergen.
Valverde-Monge, M; Pastor-Vargas, C; Rodríguez Del Rio, P; Escudero, C; Sánchez-García, S; Brea, P Mendez; Ibáñez, M D
2018-04-26
Fish allergy affects up to 7% of the worldwide population, with variations between countries mostly stemming from consumption rates and methods of allergy diagnosis. In Spain, where fish consumption is high, fish allergy affects 11% of food-allergic children under 14 years of age, who consult for the first time for food allergy. This article is protected by copyright. All rights reserved.
Infant formulas containing hydrolysed protein for prevention of allergic disease and food allergy.
Osborn, David A; Sinn, John Kh; Jones, Lisa J
2017-03-15
Allergy is common and may be associated with foods, including cow's milk formula (CMF). Formulas containing hydrolysed proteins have been used to treat infants with allergy. However, it is unclear whether hydrolysed formulas can be advocated for prevention of allergy in infants. To compare effects on allergy and food allergy when infants are fed a hydrolysed formula versus CMF or human breast milk. If hydrolysed formulas are effective, to determine what type of hydrolysed formula is most effective, including extensively or partially hydrolysed formula (EHF/PHF). To determine which infants at low or high risk of allergy and which infants receiving early, short-term or prolonged formula feeding may benefit from hydrolysed formulas. We used the standard search strategy of the Cochrane Neonatal Review Group supplemented by cross referencing of previous reviews and publications (updated August 2016). We searched for randomised and quasi-randomised trials that compared use of a hydrolysed formula versus human milk or CMF. Trials with ≥ 80% follow-up of participants were eligible for inclusion. We independently assessed eligibility of studies for inclusion, methodological quality and data extraction. Primary outcomes included clinical allergy, specific allergy and food allergy. We conducted meta-analysis using a fixed-effect (FE) model. Two studies assessed the effect of three to four days' infant supplementation with an EHF whilst in hospital after birth versus pasteurised human milk feed. Results showed no difference in infant allergy or childhood cow's milk allergy (CMA). No eligible trials compared prolonged hydrolysed formula versus human milk feeding.Two studies assessed the effect of three to four days' infant supplementation with an EHF versus a CMF. One large quasi-random study reported a reduction in infant CMA of borderline significance among low-risk infants (risk ratio (RR) 0.62, 95% confidence interval (CI) 0.38 to 1.00).Prolonged infant feeding with a hydrolysed formula compared with a CMF was associated with a reduction in infant allergy (eight studies, 2852 infants; FE RR 0.82, 95% CI 0.72 to 0.95; risk difference (RD) -0.04, 95% CI -0.08 to -0.01; number needed to treat for an additional beneficial outcome (NNTB) 25, 95% CI 12.5 to 100) and infant CMA (two studies, 405 infants; FE RR 0.38, 95% CI 0.16 to 0.86). We had substantial methodological concerns regarding studies and concerns regarding publication bias, as substantial numbers of studies including those in high-risk infants have not comprehensively reported allergy outcomes (GRADE quality of evidence 'very low').Prolonged infant feeding with a hydrolysed formula compared with a CMF was not associated with a difference in childhood allergy and led to no differences in specific allergy, including infant and childhood asthma, eczema and rhinitis and infant food allergy. Many of the analyses assessing specific allergy are underpowered.Subroup analyses showed that infant allergy was reduced in studies that enrolled infants at high risk of allergy who used a hydrolysed formula compared with a CMF; used a PHF compared with a CMF; used prolonged and exclusive feeding of a hydrolysed formula compared with a CMF; and used a partially hydrolysed whey formula compared with a CMF. Studies that enrolled infants at high risk of allergy; used a PHF compared with a CMF; used prolonged and exclusive feeding of a hydrolysed formula compared with a CMF; and used a partially hydrolysed whey formula compared with a CMF found a reduction in infant CMA. We found no evidence to support short-term or prolonged feeding with a hydrolysed formula compared with exclusive breast feeding for prevention of allergy. Very low-quality evidence indicates that short-term use of an EHF compared with a CMF may prevent infant CMA.In infants at high risk of allergy not exclusively breast fed, very low-quality evidence suggests that prolonged hydrolysed formula feeding compared with CMF feeding reduces infant allergy and infant CMA. Studies have found no difference in childhood allergy and no difference in specific allergy, including infant and childhood asthma, eczema and rhinitis and infant food allergy.Very low-quality evidence shows that prolonged use of a partially hydrolysed formula compared with a CMF for partial or exclusive feeding was associated with a reduction in infant allergy incidence and CMA incidence, and that prolonged use of an EHF versus a PHF reduces infant food allergy.
Osborn, David A; Sinn, John Kh; Jones, Lisa J
2017-05-25
Allergy is common and may be associated with foods, including cow's milk formula (CMF). Formulas containing hydrolysed proteins have been used to treat infants with allergy. However, it is unclear whether hydrolysed formulas can be advocated for prevention of allergy in infants. To compare effects on allergy and food allergy when infants are fed a hydrolysed formula versus CMF or human breast milk. If hydrolysed formulas are effective, to determine what type of hydrolysed formula is most effective, including extensively or partially hydrolysed formula (EHF/PHF). To determine which infants at low or high risk of allergy and which infants receiving early, short-term or prolonged formula feeding may benefit from hydrolysed formulas. We used the standard search strategy of the Cochrane Neonatal Review Group supplemented by cross referencing of previous reviews and publications (updated August 2016). We searched for randomised and quasi-randomised trials that compared use of a hydrolysed formula versus human milk or CMF. Trials with ≥ 80% follow-up of participants were eligible for inclusion. We independently assessed eligibility of studies for inclusion, methodological quality and data extraction. Primary outcomes included clinical allergy, specific allergy and food allergy. We conducted meta-analysis using a fixed-effect (FE) model. Two studies assessed the effect of three to four days' infant supplementation with an EHF whilst in hospital after birth versus pasteurised human milk feed. Results showed no difference in infant allergy or childhood cow's milk allergy (CMA). No eligible trials compared prolonged hydrolysed formula versus human milk feeding.Two studies assessed the effect of three to four days infant supplementation with an EHF versus a CMF. One large quasi-random study reported a reduction in infant CMA of borderline significance among low-risk infants (risk ratio (RR) 0.62, 95% confidence interval (CI) 0.38 to 1.00).Prolonged infant feeding with a hydrolysed formula compared with a CMF was associated with a reduction in infant allergy (eight studies, 2852 infants; FE RR 0.82, 95% CI 0.72 to 0.95; risk difference (RD) -0.04, 95% CI -0.08 to -0.01; number needed to treat for an additional beneficial outcome (NNTB) 25, 95% CI 12.5 to 100) and infant CMA (two studies, 405 infants; FE RR 0.38, 95% CI 0.16 to 0.86). We had substantial methodological concerns regarding studies and concerns regarding publication bias, as substantial numbers of studies including those in high-risk infants have not comprehensively reported allergy outcomes (GRADE quality of evidence 'very low').Prolonged infant feeding with a hydrolysed formula compared with a CMF was not associated with a difference in childhood allergy and led to no differences in specific allergy, including infant and childhood asthma, eczema and rhinitis and infant food allergy. Many of the analyses assessing specific allergy are underpowered.Subroup analyses showed that infant allergy was reduced in studies that enrolled infants at high risk of allergy who used a hydrolysed formula compared with a CMF; used a PHF compared with a CMF; used prolonged and exclusive feeding of a hydrolysed formula compared with a CMF; and used a partially hydrolysed whey formula compared with a CMF. Studies that enrolled infants at high risk of allergy; used a PHF compared with a CMF; used prolonged and exclusive feeding of a hydrolysed formula compared with a CMF; and used a partially hydrolysed whey formula compared with a CMF found a reduction in infant CMA. We found no evidence to support short-term or prolonged feeding with a hydrolysed formula compared with exclusive breast feeding for prevention of allergy. Very low-quality evidence indicates that short-term use of an EHF compared with a CMF may prevent infant CMA.In infants at high risk of allergy not exclusively breast fed, very low-quality evidence suggests that prolonged hydrolysed formula feeding compared with CMF feeding reduces infant allergy and infant CMA. Studies have found no difference in childhood allergy and no difference in specific allergy, including infant and childhood asthma, eczema and rhinitis and infant food allergy.Very low-quality evidence shows that prolonged use of a partially hydrolysed formula compared with a CMF for partial or exclusive feeding was associated with a reduction in infant allergy incidence and CMA incidence, and that prolonged use of an EHF versus a PHF reduces infant food allergy.
Confino-Cohen, Ronit; Leader, Avi; Klein, Noa; Pereg, David; Khoury, Shafik; Perl, Leor; Goldberg, Arnon
2012-01-01
Hospitalized patients with an alleged history of drug allergy pose medical and economic concerns when selecting medications for treatment, possibly leading to deviations from standards of care and the use of expensive agents. Accurate history taking and clear documentation of drug allergy are essential for preventing subsequent administration of the offending drug and overdiagnosis of drug allergy. We aimed to evaluate drug allergy-related history taking by internists compared to allergists and to prospectively assess the effect of a simple, structured questionnaire on the accuracy of drug allergy diagnosis. Consenting patients with an alleged drug allergy who were able to give a coherent history were recruited from two internal medicine wards. In both wards, the internists' drug allergy diagnosis was initially compared to that of the allergists. In the second part, in the intervention ward, after the same procedure, the internists completed the structured questionnaire. Their diagnostic conclusions with and without the questionnaire were compared. 202 patients labeled with a medication allergy were enrolled. In the control and intervention wards, 54 and 58% of the patients, respectively, labeled by the internists as allergic, were found not to be allergic by the allergist. In the intervention ward, after using the questionnaire, the percentage of patients tagged by the internists as allergic dropped initially by 31% and finally by 59%. Discrepancies between drug allergy diagnosis of internists and allergists are common. Allergist consultation or use of a simple structured questionnaire may be beneficial for accurate diagnosis of drug allergies. Copyright © 2012 S. Karger AG, Basel.
Allergies in Germany -- prevalence and perception by the public.
Augustin, Matthias; Franzke, Nadine; Beikert, Florian C; Stadler, Rudolf; Reusch, Michael; Schmitt, Jochen; Schäfer, Ines
2013-06-01
During the recent decades allergies have become more frequent all over the world. However, it is unclear how important the topic of allergies is for the general German population and how appropriately patients with allergies are treated. A telephone survey was performed on a representative random sample of n = 1,004 adults in Germany. The survey was performed by the Forsa Institute for Social Research and Statistical Analysis, Berlin, Germany, in the period from 31 January to 2 February 2012. Of the interviewees 52% responded that the topic of allergies concerned them; in 33% actually an allergy had been diagnosed by a physician. The proportion of allergies in the population correlated with the level of school education and was higher among people with a higher educational status. No differences in allergy rates were found between Eastern and Western Germany. Among allergic persons, 53% reported to be burdened by their allergy, 48% suffered from impaired performance because of their allergic symptoms. Among people suffering from pollen allergy, only 28% received sublingual immune therapy, with which 70% were satisfied. While 58% practiced self-medication, only 21% of the allergic persons were treated with anti-allergic drugs during their allergy flares. Allergic diseases are a common, often burdensome problem in the German population, but nevertheless the medical treatment of people affected is still insufficient. The proportion of patients receiving sublingual immune therapy as causal treatment is comparatively low. Active steps are needed to improve the utilization behavior of patients, e. g. to take advice of an allergy specialist. © The Authors • Journal compilation © Blackwell Verlag GmbH, Berlin.
Early-life gut microbiome composition and milk allergy resolution
Bunyavanich, Supinda; Shen, Nan; Grishin, Alexander; Wood, Robert; Burks, Wesley; Dawson, Peter; Jones, Stacie M.; Leung, Donald; Sampson, Hugh; Sicherer, Scott; Clemente, Jose C.
2016-01-01
Background Gut microbiota may play a role in the natural history of cow’s milk allergy Objective To examine the association between early life gut microbiota and the resolution of cow’s milk allergy Methods We studied 226 children with milk allergy who were enrolled at infancy in the Consortium of Food Allergy (CoFAR) observational study of food allergy. Fecal samples were collected at age 3–16 months, and the children were followed longitudinally with clinical evaluation, milk-specific IgE levels, and milk skin prick test performed at enrollment, 6 months, 12 months, and yearly thereafter up until age 8 years. Gut microbiome was profiled by 16s rRNA sequencing and microbiome analyses performed using QIIME (Quantitative Insights into Microbial Ecology), PICRUSt (Phylogenetic Investigation of Communities by Reconstruction of Unobserved States), and STAMP (Statistical Analysis of Metagenomic Profiles). Results Milk allergy resolved by age 8 years in 128 (56.6%) of the 226 children. Gut microbiome composition at age 3–6 months was associated with milk allergy resolution by age 8 years (PERMANOVA P = 0.047), with enrichment of Clostridia and Firmicutes in the infant gut microbiome of subjects whose milk allergy resolved. Metagenome functional prediction supported decreased fatty acid metabolism in the gut microbiome of subjects whose milk allergy resolved (η2 = 0.43, ANOVA P = 0.034). Conclusions Early infancy is a window during which gut microbiota may shape food allergy outcomes in childhood. Bacterial taxa within Clostridia and Firmicutes could be studied as probiotic candidates for milk allergy therapy. PMID:27292825
Tick-induced allergies: mammalian meat allergy, tick anaphylaxis and their significance
2015-01-01
Serious tick-induced allergies comprise mammalian meat allergy following tick bites and tick anaphylaxis. Mammalian meat allergy is an emergent allergy, increasingly prevalent in tick-endemic areas of Australia and the United States, occurring worldwide where ticks are endemic. Sensitisation to galactose-α-1,3-galactose (α-Gal) has been shown to be the mechanism of allergic reaction in mammalian meat allergy following tick bite. Whilst other carbohydrate allergens have been identified, this allergen is unique amongst carbohydrate food allergens in provoking anaphylaxis. Treatment of mammalian meat anaphylaxis involves avoidance of mammalian meat and mammalian derived products in those who also react to gelatine and mammalian milks. Before initiating treatment with certain therapeutic agents (e.g., cetuximab, gelatine-containing substances), a careful assessment of the risk of anaphylaxis, including serological analysis for α-Gal specific-IgE, should be undertaken in any individual who works, lives, volunteers or recreates in a tick endemic area. Prevention of tick bites may ameliorate mammalian meat allergy. Tick anaphylaxis is rare in countries other than Australia. Tick anaphylaxis is secondarily preventable by prevention and appropriate management of tick bites. Analysis of tick removal techniques in tick anaphylaxis sufferers offers insights into primary prevention of both tick and mammalian meat anaphylaxis. Recognition of the association between mammalian meat allergy and tick bites has established a novel cause and effect relationship between an environmental exposure and subsequent development of a food allergy, directing us towards examining environmental exposures as provoking factors pivotal to the development of other food allergies and refocusing our attention upon causation of allergy in general. PMID:25653915
Food allergy in South African children with atopic dermatitis.
Gray, Claudia L; Levin, Michael E; Zar, Heather J; Potter, Paul C; Khumalo, Nonhlanhla P; Volkwyn, Lucia; Fenemore, Bartha; du Toit, George
2014-10-01
The prevalence of food allergy in South Africa is unknown, but previously thought to be rare in black South Africans. This study aimed to determine the prevalence of, and risk factors for, IgE-mediated food allergy in South African children with atopic dermatitis (AD). This was a prospective, observational study in a paediatric university hospital in Cape Town. Children with AD, aged 6 months to 10 yrs, were randomly recruited from the dermatology clinic. They were assessed for sensitization and allergy by questionnaire, skin prick tests, Immuno Solid Phase Allergen Chip (ISAC) test and incremental food challenges. 100 participants (59 black Africans and 41 of mixed race) were enrolled, median age 42 months. There were high overall rates of food sensitization (66%) and food allergy (40%). Egg (25%) and peanut (24%) were the most common allergies. Black participants had comparable sensitization (69% vs. 61%) but lower allergy rates (34% vs. 46%) than mixed race participants. This was especially evident for peanut allergy (15% Blacks vs. 37% mixed race allergic to peanut, p = 0.01). Early-onset AD (<6 months), severe eczema, and young age <2 yrs were significant risk factors for food allergy. The prevalence of food allergy is unexpectedly high in South African children with AD, and comparable with food allergy rates in patients with AD in developed countries. There are ethnic differences, with significantly lower peanut allergy rates in Blacks compared to mixed race patients. These results are not generalizable to an unselected South African population, which requires further study. © 2014 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Desai, Shilpa H; Kaplan, Michael S; Chen, Qiaoling; Macy, Eric M
2017-01-01
The morbidity potentially associated with unverified penicillin allergy in pregnant women, with and without group B streptococcus (GBS) infections, is unknown. Penicillin allergy testing is safe during pregnancy but is done infrequently. To determine morbidity associated with antibiotic use in a large cohort of pregnant women, with and without an unverified history of penicillin allergy, and with and without GBS. Retrospective. All pregnant women who delivered live infants in Kaiser Permanente Southern California between January 1, 2009, and December 31, 2014, were identified. Penicillin allergy status at delivery, delivery method, maternal and infant hospital utilization, peripartum antibiotic exposures, new antibiotic-associated adverse drug reactions, and new Clostridium difficile infections. There were 170,379 unique women who had 201,316 pregnancies during the study period. There were 16,084 pregnancies in women with an active, but unverified, penicillin allergy at delivery. There were 42,524 pregnancies in GBS-positive women, and 3500 also had a penicillin allergy. Women with a penicillin allergy, with or without GBS, had significantly (about 10%) higher cesarean section rates and spent significantly more (about 0.1) days in the hospital after delivery. Among GBS-positive women, those with an unverified penicillin allergy were exposed to significantly more cefazolin, clindamycin, vancomycin, and gentamicin and had significantly higher rates of adverse drug reactions associated with all antibiotic use. Unverified penicillin allergy is associated with more hospital utilization and additional morbidity. Penicillin allergy testing of pregnant women with a history of penicillin allergy may help reduce these unwanted outcomes.
di Mauro, Giuseppe; Bernardini, Roberto; Barberi, Salvatore; Capuano, Annalisa; Correra, Antonio; De' Angelis, Gian Luigi; Iacono, Iride Dello; de Martino, Maurizio; Ghiglioni, Daniele; Di Mauro, Dora; Giovannini, Marcello; Landi, Massimo; Marseglia, Gian Luigi; Martelli, Alberto; Miniello, Vito Leonardo; Peroni, Diego; Sullo, Lucilla Ricottini Maria Giuseppa; Terracciano, Luigi; Vascone, Cristina; Verduci, Elvira; Verga, Maria Carmen; Chiappini, Elena
2016-01-01
Allergic sensitization in children and allergic diseases arising therefrom are increasing for decades. Several interventions, functional foods, pro- and prebiotics, vitamins are proposed for the prevention of allergies and they can't be uncritically adopted. This Consensus document was developed by the Italian Society of Preventive and Social Paediatrics and the Italian Society of Paediatric Allergy and Immunology. The aim is to provide updated recommendations regarding allergy prevention in children. The document has been issued by a multidisciplinary expert panel and it is intended to be mainly directed to primary care paediatricians. It includes 19 questions which have been preliminarily considered relevant by the panel. Relatively to each question, a literature search has been performed, according to the Italian National Guideline Program. Methodology, and a brief summary of the available literature data, has been provided. Many topics have been analyzed including the role of mother's diet restriction, use of breast/formula/hydrolyzed milk; timing of introduction of complementary foods, role (if any) of probiotics, prebiotics, vitamins, exposure to dust mites, animals and to tobacco smoke. Some preventive interventions have a strong level of recommendation. (e.g., the dehumidifier to reduce exposure to mite allergens). With regard to other types of intervention, such as the use of partially and extensively hydrolyzed formulas, the document underlines the lack of evidence of effectiveness. No preventive effect of dietary supplementation with polyunsaturated fatty acids, vitamins or minerals has been demonstrated. There is no preventive effect of probiotics on asthma, rhinitis and allergic diseases. It has demonstrated a modest effect, but steady, in the prevention of atopic dermatitis. The recommendations of the Consensus are based on a careful analysis of the evidence available. The lack of evidence of efficacy does not necessarily imply that some interventions may not be effective, but currently they can't be recommended.
Kaczmarski, Maciej; Czerwionka-Szaflarska, Mieczysława; Małaczyńska, Teresa; Krogulska, Aneta
2017-01-01
The paper concerns the current position of the Polish Society of Allergology Food Allergy Section on the diagnosis and management of food allergies. The aim of this position is to provide evidence-based recommendations on the diagnosis and management of patients with allergic hypersensitivity to foods. This position statement includes a systematic review of studies in three areas, namely, the epidemiology, diagnosis and management of food allergies. While taking into account the specific Polish setting, in this publication we also used the current European Academy of Allergy and Clinical Immunology (EAACI) position paper and other current position statements, including those of the United States National Institute of Allergy and Infectious Diseases (NIAID). PMID:29507553
Bartuzi, Zbigniew; Kaczmarski, Maciej; Czerwionka-Szaflarska, Mieczysława; Małaczyńska, Teresa; Krogulska, Aneta
2017-10-01
The paper concerns the current position of the Polish Society of Allergology Food Allergy Section on the diagnosis and management of food allergies. The aim of this position is to provide evidence-based recommendations on the diagnosis and management of patients with allergic hypersensitivity to foods. This position statement includes a systematic review of studies in three areas, namely, the epidemiology, diagnosis and management of food allergies. While taking into account the specific Polish setting, in this publication we also used the current European Academy of Allergy and Clinical Immunology (EAACI) position paper and other current position statements, including those of the United States National Institute of Allergy and Infectious Diseases (NIAID).
Genetics Home Reference: allergic asthma
... links) Health Topic: Allergy Health Topic: Asthma Health Topic: Asthma in Children Additional NIH Resources (1 link) National Heart, Lung, and Blood Institute Educational Resources (12 links) American Academy of Allergy Asthma and Immunology: Allergies Asthma and Allergy Foundation of America: What ...
Tham, Elizabeth Huiwen; Shek, Lynette Pei-Chi; Van Bever, Hugo Ps; Vichyanond, Pakit; Ebisawa, Motohiro; Wong, Gary Wk; Lee, Bee Wah
2018-02-01
Emerging evidence for the early introduction of allergenic foods for the prevention of food allergies, such as peanut allergy in Western populations, has led to the recent publication of guidelines in the USA and Europe recommending early peanut introduction for high-risk infants with severe eczema or egg allergy. Peanut allergy is, however, much less prevalent in Asia compared to the West. Varying patterns of food allergy are seen even within Asian countries-such as a predominance of wheat allergy in Japan and Thailand and shellfish allergy in Singapore and the Philippines. Customs and traditions, such as diet and infant feeding practices, also differ between Asian populations. Hence, there are unique challenges in adapting guidelines on early allergenic food introduction to the Asian setting. In this paper, we review the evidence and discuss the possible approaches to guide the timely introduction of allergenic food in high-risk infants in Asia. © 2017 EAACI and John Wiley and Sons A/S. Published by John Wiley and Sons Ltd.
EAACI food allergy and anaphylaxis guidelines: diagnosis and management of food allergy.
Muraro, A; Werfel, T; Hoffmann-Sommergruber, K; Roberts, G; Beyer, K; Bindslev-Jensen, C; Cardona, V; Dubois, A; duToit, G; Eigenmann, P; Fernandez Rivas, M; Halken, S; Hickstein, L; Høst, A; Knol, E; Lack, G; Marchisotto, M J; Niggemann, B; Nwaru, B I; Papadopoulos, N G; Poulsen, L K; Santos, A F; Skypala, I; Schoepfer, A; Van Ree, R; Venter, C; Worm, M; Vlieg-Boerstra, B; Panesar, S; de Silva, D; Soares-Weiser, K; Sheikh, A; Ballmer-Weber, B K; Nilsson, C; de Jong, N W; Akdis, C A
2014-08-01
Food allergy can result in considerable morbidity, impact negatively on quality of life, and prove costly in terms of medical care. These guidelines have been prepared by the European Academy of Allergy and Clinical Immunology's (EAACI) Guidelines for Food Allergy and Anaphylaxis Group, building on previous EAACI position papers on adverse reaction to foods and three recent systematic reviews on the epidemiology, diagnosis, and management of food allergy, and provide evidence-based recommendations for the diagnosis and management of food allergy. While the primary audience is allergists, this document is relevant for all other healthcare professionals, including primary care physicians, and pediatric and adult specialists, dieticians, pharmacists and paramedics. Our current understanding of the manifestations of food allergy, the role of diagnostic tests, and the effective management of patients of all ages with food allergy is presented. The acute management of non-life-threatening reactions is covered in these guidelines, but for guidance on the emergency management of anaphylaxis, readers are referred to the related EAACI Anaphylaxis Guidelines. © 2014 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Klieman, Polina; Fredman, Brian; Goldberg, Arnon; Confino-Cohen, Ronit
2013-08-01
History of drug allergy is a major cause for deviation from standard of care, as well as prescribing expensive medications. We aimed to evaluate drug allergy-related history taking by surgery interns and compare it with history taking by an allergist and an anesthetist using a simple, structured questionnaire. Patients with a declared drug allergy were prospectively recruited from surgical wards. The interns' drug allergy diagnosis was compared with that of the allergy specialist and anesthetist that used a structured questionnaire. A total of 195 patients with 305 reports of drug allergy were included; 52% of the reactions labeled by the surgical interns as allergic were tagged as not allergic by the anesthetist assisted by the questionnaire. The allergist found that 51% of these reactions represented either side effects or were nonrelated to the culprit drug. Inconsistency between drug allergy diagnosis of surgery interns and anesthetists and allergists are common. The use of a simple structured questionnaire by the ward physicians may be accessible and beneficial for more precise diagnosis of drug allergies.
An overview of fruit allergy and the causative allergens.
Hassan, A K G; Venkatesh, Y P
2015-11-01
Plant allergens, being one of the most widespread allergenic substances, are hard to avoid. Hence, their identification and characterization are of prime importance for the diagnosis and treatment of food allergy. The reported allergies to fruits mainly evoke oral allergy syndrome caused by the presence of cross-reactive IgE to certain pollens and thus, allergy to fruits has also been linked to particular pollens. Many fruit allergies are being studied for their causative allergens, and are being characterized. Some tropical or exotic fruits are responsible for region-specific allergies for which only limited information is available, and generally lack allergen characterization. From a survey of the literature on fruit allergy, it is clear that some common fruits (apple, peach, musk melon, kiwi fruit, cherry, grape, strawberry, banana, custard apple, mango and pomegranate) and their allergens appear to be at the center of current research on food allergy. The present review focuses on common fruits reported as allergenic and their identified allergens; a brief description of allergens from six rare/tropical fruits is also covered.
Preschoolers Benefit from Peanut Allergy Therapy
... old) who were newly diagnosed with a peanut allergy. The treatment, called oral immunotherapy, involved eating a small amount ... peanut allergy,” says Dr. Marshall Plaut, a food allergy expert at NIH. The experimental treatment is still being tested in clinical trials. It ...
Married...with Food Allergies | NIH MedlinePlus the Magazine
... of this page please turn Javascript on. Feature: Food Allergies Married...with Food Allergies Past Issues / Spring 2011 Table of Contents ... married life together and a common problem—severe food allergies. NIH MedlinePlus magazine’s Naomi Miller caught up ...
Allergy Shots: Could They Help Your Allergies?
... do I have to get? Most people get 1 or 2 shots each week at first. After about 6 months ... Teens, Procedures & Devices, Your Health ResourcesTags: allergy, allergy shots April 1, 1998 Copyright © American Academy of Family Physicians This ...
Gupta, Malika; Cox, Amanda; Nowak-Węgrzyn, Anna; Wang, Julie
2018-02-01
Food allergy diagnosis remains challenging. Most standard methods are unable to differentiate sensitization from clinical allergy. Recognizing food allergy is of utmost importance to prevent life-threatening reactions. On the other hand, faulty interpretation of tests leads to overdiagnosis and unnecessary food avoidances. Highly predictive models have been established for major food allergens based on skin prick testing and food-specific immunoglobulin E but are lacking for most other foods. Although many newer diagnostic techniques are improving the accuracy of food allergy diagnostics, an oral food challenge remains the only definitive method of confirming a food allergy. Copyright © 2017 Elsevier Inc. All rights reserved.
Benítez, Francisco Moreno; Camacho, Antonio Letrán; del Cuvillo Bernal, Alfonso; de Medina, Pedro Lobatón Sánchez; García Cózar, Francisco J; Romeu, Marisa Espinazo
2014-01-01
There is an increase in the incidence of pollen related allergy, thus information on pollen schedules would be a great asset for physicians to improve the clinical care of patients. Like cypress pollen sensitization shows a high prevalence among the causes of allergic rhinitis, and therefore it is of interest to use it like a model of study, distinguishing cypress pollen, pollen count, and allergenic load level. In this work, we use a flow cytometry based technique to obtain both Cupressus arizonica pollen count and allergenic load, using specific rabbit polyclonal antibody Cup a1 and its comparison with optical microscopy technique measurement. Airborne samples were collected from Burkard Spore-Trap and Burkard Cyclone Cupressus arizonica pollen was studied using specific rabbit polyclonal antibody Cup a1, labeled with AlexaFluor(®) 488 or 750 and analysed by Flow Cytometry in both an EPICS XL and Cyan ADP cytometers (Beckman Coulter(®) ). Optical microscopy study was realized with a Leica optical microscope. Bland and Altman was used to determine agreement between both techniques measured. We can identify three different populations based on rabbit polyclonal antibody Cup a1 staining. The main region (44.5%) had 97.3% recognition, a second region (25%) with 28% and a third region (30.5%) with 68% respectively. Immunofluorescence and confocal microscopy showed that main region corresponds to whole pollen grains, the second region are pollen without exine and the third region is constituted by smaller particles with allergenic properties. Pollen schedule shows a higher correlation measured by optical microscopy and flow cytometry in the pollen count with a P-value: 0.0008 E(-2) and 0.0002 with regard to smaller particles, so the Bland and Altman measurement showed a good correlation between them, P-value: 0.0003. Determination of pollen count and allergenic load by flow cytometry represents an important tool in the determination of airborne respiratory allergens. We showed that not only whole pollen but also smaller particles could induce allergic sensitization. This is the first study where flow cytometry is used for calculating pollen counts and allergenic load. Copyright © 2013 Clinical Cytometry Society.
Systematic review on cashew nut allergy.
van der Valk, J P M; Dubois, A E J; Gerth van Wijk, R; Wichers, H J; de Jong, N W
2014-06-01
Recent studies on cashew nut allergy suggest that the prevalence of cashew nut allergy is increasing. Cashew nut consumption by allergic patients can cause severe reactions, including anaphylaxis. This review summarizes current knowledge on cashew nut allergy to facilitate timely clinical recognition and to promote awareness of this emerging food allergy amongst clinicians. The goal of this study is to present a systematic review focused on the clinical aspects of allergy to cashew nut including the characteristics of cashew nut, the prevalence, allergenic components, cross-reactivity, diagnosis and management of cashew nut allergy. The literature search yielded 255 articles of which 40 met our selection criteria and were considered to be relevant for this review. The 40 articles included one prospective study, six retrospective studies and seven case reports. The remaining 26 papers were not directly related to cashew nut allergy. The literature suggests that the prevalence of cashew nut allergy is increasing, although the level of evidence for this is low. A minimal amount of cashew nut allergen may cause a severe allergic reaction, suggesting high potency comparable with other tree nuts and peanuts. Cashew allergy is clearly an underestimated important healthcare problem, especially in children. © 2014 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Waibel, Kirk; Lee, Rachel; Coop, Christopher; Mendoza, Yun; White, Kevin
2018-05-16
A diagnosis of food allergy adversely impacts one's ability to join or remain in the military. Inadequate knowledge or misconceptions of current military-specific standards regarding food allergy and how these apply to enlistment, induction, and retention in the United States military can potentially lead to inaccurate counseling as each military service has specific regulations which impact the evaluation and decision-making process. Recognizing this knowledge gap, the American Allergy, Asthma, and Immunology (AAAAI) Military Allergy and Immunology Assembly (MAIA) established a Work Group who reviewed and summarized all aspects of military instructions, policies, and regulations regarding IgE mediated food allergy. A flowchart was developed outlining each step of the military entry process for an individual with a history of food allergy. Further, summary tables were made to provide improved "fluency" regarding each service's medical regulations while key considerations were outlined for the allergist who is evaluating an individual who is seeking military entry or retention. Both civilian and military allergists play an essential role in the evaluation, counseling, and management of patients with a food allergy history. Understanding the service-specific language and regulations regarding food allergy will improve the allergist's awareness, counseling, and management of these individuals. Copyright © 2018. Published by Elsevier Inc.
Diet and nutritional status of children with food allergies.
Flammarion, Sophie; Santos, Clarisse; Guimber, Dominique; Jouannic, Lyne; Thumerelle, Caroline; Gottrand, Frédéric; Deschildre, Antoine
2011-03-01
The aim of the present study was to assess the food intakes and nutritional status of children with food allergies following an elimination diet. We conducted a cross sectional study including 96 children (mean age 4.7 ± 2.5 years) with food allergies and 95 paired controls (mean age 4.7 ± 2.7 years) without food allergies. Nutritional status was assessed using measurements of weight and height and Z scores for weight-for-age, height-for-age and weight-for-height. Nutrient intakes assessment was based on a 3-day diet record. Children with food allergies had weight-for-age and height-for-age Z scores lower than controls (0.1 versus 0.6 and 0.2 versus 0.8 respectively). Children with 3 or more food allergies were smaller than those with 2 or less food allergies (p = 0.04). A total of 62 children with food allergies and 52 controls completed usable diet records. Energy, protein and calcium intakes were similar in the two groups. Children with food allergies were smaller for their age than controls even when they received similar nutrient intakes. Nutritional evaluation is essential for the follow up of children with food allergies. © 2010 John Wiley & Sons A/S.
Desjardins, Marylin; Clarke, Ann; Alizadehfar, Reza; Grenier, Danielle; Eisman, Harley; Carr, Stuart; Vander Leek, Timothy K; Teperman, Lee; Higgins, Niamh; Joseph, Lawrence; Shand, Greg; Ben-Shoshan, Moshe
2013-01-01
Studies suggest knowledge gaps about epinephrine use and vaccination of persons with egg allergy. We compared the perception of Canadian allergists and nonallergists on issues related to epinephrine use and vaccination of persons with egg allergy. Canadian allergists, pediatricians, general practitioners/family physicians and emergency room physicians were recruited through medical associations and surveyed on these issues. Multivariate logistic regression models were used to identify determinants of specific responses. One-hundred fourteen allergists and 613 nonallergists participated. For most issues with accepted best practices, allergists were more likely to adhere to recommendations. Allergists versus nonallergists were more likely to recommend intramuscular epinephrine for anaphylaxis (odds ratio [OR] = 3.8; 95% CI, 1.43-10.11). Older physicians (OR = 0.98; 95% CI, 0.97-0.99), Canadian-Paediatric-Surveillance-Program participants (OR = 0.48; 95% CI, 0.24-0.96), family physicians (OR = 0.39; 95% CI, 0.16-0.96), and general practitioners (OR = 0.14; 95% CI, 0.04-0.52) were less likely to recommend intramuscular use. However, in severe anaphylaxis, >25% of both groups would not give epinephrine for patients presenting with breathing difficulties or hypotension. Use of epinephrine for severe anaphylaxis was less likely in older physicians (OR = 0.97; 95% CI, 0.95-0.99), female physicians (OR = 0.60; 95% CI, 0.39-0.89), and those practicing in Ontario (OR = 0.56; 95% CI, 0.36-0.86), Manitoba (OR = 0.42; 95% CI, 0.19-0.90), or Nova-Scotia (OR = 0.31; 95% CI, 0.12-0.78). Allergists (OR = 6.22; 95% CI, 3.60-10.72) and physicians treating mainly children (OR = 3.41; 95% CI, 1.87-6.25), or practicing in Quebec (OR = 1.68; 95% CI, 1.12-2.55) were more likely to recommend measles-mumps-rubella vaccination in a community facility. Knowledge gaps about mode and indications for epinephrine administration and vaccination policies need to be addressed in future education programs to ensure prompt epinephrine use and to avoid unnecessary restriction of vaccines. Copyright © 2013 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
25 CFR 39.220 - What reports must residential programs submit to comply with this subpart?
Code of Federal Regulations, 2010 CFR
2010-04-01
... subpart? Residential programs must report their monthly counts to the Director on the last school day of the month. To be counted, a student must have been in residence at least 10 nights during each full...
Food allergies in rural areas.
Stoma, Monika; Ślaska-Grzywna, Beata; Żukiewicz-Sobczak, Wioletta A; Kostecka, Małgorzata; Bojanowska, Monika; Dudziak, Agnieszka; Kuna-Broniowska, Agnieszka; Adamczuk, Piotr; Sobczak, Paweł; Andrejko, Dariusz
2016-08-01
A food allergy is a group of symptoms occurring in the organism and resulting from consuming some food, where the problems are conditioned by immunological mechanisms. The symptoms may become apparent first in adulthood and they may be an initial manifestation of a latent allergy. Typical symptoms of a food allergy occur in different organs, thus not only in the digestive system, but also in the skin, respiratory system and circulatory system. To assess the frequency of food allergy onset in rural areas of the Lublin region as well as to determine which factors induce such allergies. A survey was conducted, involving the participation of 340 inhabitants of rural areas. The study monitored the knowledge and situation of the disease, concerning allergens, allergy symptoms, methods of treatment and opinions regarding such treatment. The analysis focused on 124 people with diagnosed allergies. Introducing a diet did not result in a statistically significant difference regarding elimination of the symptoms, as compared to the patients who did not follow any diet. On the other hand, pharmacological treatment causes statistically worse results than using other methods or not being treated at all. The patients in whom allergy symptoms disappeared were more convinced about the positive character of their diet than those in whom the symptoms were not eliminated. The age when the allergy becomes evident does not affect its duration, yet it matters as to the time of its later elimination. The more symptoms were experienced by a patient, the longer the duration of the allergy was.
Bourne, Theresa; Waltz, Michael; Casper, T C; Kavak, K; Aaen, G; Belman, A; Benson, L; Candee, M; Chitnis, T; Graves, J; Greenberg, B; Gorman, M; Harris, Y; Krupp, L; Lotze, T; Mar, S; Ness, J; Olsen, C; Roalstad, S; Rodriguez, M; Rose, J; Rubin, J; Schreiner, T; Tillema, J M; Kahn, I; Waldman, A; Barcellos, L; Waubant, E; Weinstock-Guttman, B
2017-04-15
Multiple sclerosis (MS) and allergies are both considered to be related to imbalanced Th1 and Th2 immune responses. Previous studies evaluating the relationship between MS and allergies provide conflicting results. To assess allergies and asthma as risk factors for MS and as predictors of MS relapses in a pediatric cohort. The environment and genetic risk factors for pediatric MS study is a national case-control project with 16 participating US sites. An environmental questionnaire is used that includes history of allergies in the first five years of life. Case-control data are entered in the pediatric MS Network database and cases at 12 of the 16 sites enter relapse data prospectively. Annualized relapse rate was calculated for patients with follow-up and adjusted for age at disease onset, gender, race, ethnicity, and use of disease-modifying therapy (DMT). We included 271 cases (mean age at disease onset of 15.7years and 62% female) and 418 controls. Relapse data were available for 193 cases. There was no difference in prevalence of allergies or asthma between cases and controls. Patients with food allergies had fewer relapses compared to patients without food allergies (0.14 vs 0.48, p=0.01). While allergies and asthma are not associated with pediatric MS, cases with food allergies have fewer relapses compared to those without food allergies. Copyright © 2017 Elsevier B.V. All rights reserved.
Bessot, J C; Metz-Favre, C; Rame, J M; De Blay, F; Pauli, G
2010-02-01
Since tropomyosin is cross reactive in many arthropods, it was assumed that this highly conserved protein could be responsible for cross reactions in house dust mite (HDM) allergic patients who experienced adverse reactions after crustacean and mollusc ingestion. Here we report two clinical cases where the role of tropomyosin is a matter of debate. In the first case, the clinical history, as well as the results of in vivo and in vitro investigations, are in favour of a shrimp allergy without any snail allergy in a patient sensitized to HDM. In the second, the clinical history and the cutaneous tests are in favour of an allergy to snails without any allergy to shrimps in a patient suffering from HDM allergies. The clinical presentation is different in shrimp and snail allergies. In shrimp allergy, symptoms are mainly urticaria or angio-oedema. In snail allergies, adverse reactions are especially severe asthma. Shrimp tropomyosin is a dominant allergen in crustaceans whereas has a much less prominent role in HDM sensitization. Cross reactivities between HDM and snails have been confirmed by inhibition experiments. However, tropomyosin appears to be a minor allergen or even is not involved in snail allergy. It is necessary to clarify the allergens shared between HDMI and snails. The effects of HDM immunotherapy in snail allergy are questioned. Knowledge of taxonomy can contribute to more precise evaluation of cross reactivities between crustaceans and molluscs.
Parent perspectives on school food allergy policy.
Mustafa, S Shahzad; Russell, Anne F; Kagan, Olga; Kao, Lauren M; Houdek, Diane V; Smith, Bridget M; Wang, Julie; Gupta, Ruchi S
2018-05-12
Food allergy affects up to 8% of children in the U.S. There is minimal research to date on food allergy policies that are currently in place in schools and the opinions of parents of children with food allergy on the effectiveness of or need for these policies. An electronic survey was disseminated to parents of children with food allergy. Frequencies were calculated to describe respondent characteristics and responses. Chi-square tests were performed to examine associations between school and child characteristics and outcomes. Of the 289 parent respondents, 27.4% were unsure or felt school was unsafe for their child with food allergy. While the majority felt that the polices in their child's school were helpful, most also believed that implementation of additional polices was necessary, including availability of stock epinephrine (94.2%), lunch menus with allergen information (86%), ingredient labels on food items (81%), and direct food allergy education for students (86%). There were significant differences in school food allergy policy depending on the age of the student body, private versus public school, and geographic location. While most schools reportedly have one or more food allergy policies in place, many parents have concerns over the safety of their child at school and feel that additional policies are necessary to improve the safety of the school environment for children with food allergy. The availability of stock epinephrine, improved allergen labeling of food and menus and increased food allergy education may be key policy areas on which to focus.
Burden of allergy diets in Finnish day care reduced by change in practices.
Erkkola, M; Saloheimo, T; Hauta-Alus, H; Kukkonen, A K; Virta, S; Kronberg-Kippilä, C; Vaara, E; Pelkonen, A S; Fogelholm, M; Mäkelä, M J
2016-10-01
Nonessential allergy diets in children with mild symptoms may harm the development of immunological tolerance and impose a burden on families and day care. We aimed to reduce the high prevalence of allergy diets in day care by reforming the practices for inquiring about need of special diets from parents. We developed a new special diet form and an information leaflet based on the new allergy guidelines. The new form was implemented into 40 Finnish day care centres in the capital region in 2013-2015. The questionnaires on practices concerning special diets in day care centres and allergy knowledge were collected from the personnel. After 2 years, the new special diet form was used by 64% of families with food-allergic children, and the prevalence of allergy diets in day care centres decreased by 43% to 4.3% (IQ range 3.05-5.96). A significant decrease was found in the prevalence of all basic (milk, grains, egg) and most other allergy diets (P for trend < 0.01). The new practice was well accepted by day care and kitchen personnel. Lack of updated allergy knowledge was noted among day care personnel. The burden of allergy diets in day care settings could be decreased by simple pragmatic changes based on current allergy guidelines. Old allergy attitudes persisted among day care personnel, indicating the need for continuous education. © 2016 John Wiley & Sons A/S. Published by John Wiley & Sons Ltd.
Long-Term Follow-Up After Penicillin Allergy Delabeling in Ambulatory Patients.
Lachover-Roth, Idit; Sharon, Shoshan; Rosman, Yossi; Meir-Shafrir, Keren; Confino-Cohen, Ronit
2018-05-22
Unverified penicillin allergy label has negative health implications. To address this, several delabeling methods have been proposed. To appraise the long-term outcomes of the penicillin allergy evaluation in ambulatory patients, focusing on subsequent use of penicillins in individuals found not allergic. A secondary objective was to examine the consistency between the evaluation's recommendations and the allergy label. A retrospective medical records review and phone survey were carried out in ambulatory patients who were evaluated for suspected penicillin allergy in our allergy unit. Patients with an uneventful oral challenge test (OCT) were interviewed regarding subsequent use of penicillins. Medical records were examined for antibiotic prescriptions and purchases. The records were also investigated for existing/erased penicillin allergy label and its consistency with the allergy evaluation. Six hundred thirty-nine patients with an uneventful OCT were available for the survey. During a 56-month follow-up, 70% (447 patients) had used penicillins at least once. One hundred ninety-two patients (30%) did not use penicillins. The main reason for not using penicillins was lack of a clinical indication. Three hundred thirty-five patients (51.22%) carried a penicillin allergy label in their electronic medical file in spite of an uneventful OCT. Penicillin allergy annulling via OCT has proven to be effective. Most of the patients who previously avoided penicillins have reused penicillins safely. Copyright © 2018 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
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... editorial staff Categories: Family Health, Kids and Teens, Sex and Birth ControlTags: female, pediatric, teens January 4, 2017 Featured ContentAllergy Shots: Could They Help Your Allergies?Read Article >>Allergy Shots: Could They Help Your Allergies?Video: How to Help Your Kids Deal With BulliesRead ...
Getting the Facts on Food Allergy Testing
Getting the Facts on Food Allergy Testing This article has been reviewed by Thanai Pongdee, MD, FAAAAI If you have ever experienced red, itchy skin, swell- ... food, you may wonder if you have a food allergy. While diagnosing food allergies can be tricky, an ...
A Principal's Guide to Children's Allergies.
ERIC Educational Resources Information Center
Munoz-Furlong, Anne
1999-01-01
Discusses several common children's allergies, including allergic rhinitis, asthma, atopic dermatitis, food allergies, and anaphylactic shock. Principals should become familiar with various medications and should work with children's parents and physicians to determine how to manage their allergies at school. Allergen avoidance is the best…
Li, James T-C; Stoll, Doris A; Smith, June E; Lin, John J; Swing, Susan R
2003-09-01
The Accreditation Council for Graduate Medical Education (ACGME) and the American Board of Medical Specialties (ABMS) have identified six areas of general competency. This study surveyed graduates of allergy and immunology training programs about their perceived clinical competency and the adequacy of their subspecialty training. In August 2000 and May 2001, a questionnaire was mailed to 373 physicians who had completed a fellowship in allergy and immunology in the United States between 1995 and 2001. Physicians were asked to rate the perceived importance and adequacy of their training in, and their level of competency for, 57 general competencies and subspecialty-specific competencies and procedures. A total of 253 physicians responded (68%). All items in the six ACGME/ABMS general competencies had high ratings (>/= 90%) for perceived importance. One item in the practice-based learning area had low ratings for adequacy of training (57%) and intermediate for competency (75%). Two items in the system-based practice area had low ratings for training (65% and 67%) and intermediate for competency (86% and 88%). Generally, core specialty-specific items (allergic rhinitis, asthma, and urticaria) had high ratings (>/= 90%) for importance, training, and competency. Without exception, items with ratings of less than 70% for adequacy of training also had ratings of less than 90% for competency. The general competencies were considered important, but training in system-based practice and practice-based learning may be deficient. Although self-perceived competency in core areas of allergy and immunology was high, weaknesses in training and self-perceived competency in selected areas were identified.
Allergy among veterinary medicine students in The Netherlands.
Samadi, Sadegh; Spithoven, Jack; Jamshidifard, Ali-Reza; Berends, Boyd R; Lipman, Len; Heederik, Dick J J; Wouters, Inge M
2012-01-01
Veterinary medicine students who practice with animals are potentially exposed to many occupational agents, yet sensitisation and allergic symptoms among this group have not been studied extensively. The objective of this study was to estimate the prevalence of sensitisation and allergic symptoms in veterinary medicine students in association with study specialisation over time. A questionnaire-based cross-sectional study was conducted. Blood was collected and tested for total and specific serum IgE for 16 different common and study-specific allergens using enzyme immunoassay. New development of self-reported allergic symptoms to various allergens occurred in 8.7%, of which 44% was deducted against animals. Handling farm animals was strongly associated with self-reported allergies to various allergens (OR=6.9, 95% CI 1.9 to 25) and animal allergens (OR=12, 95% CI 1.4 to 103). Sensitisation to at least one allergen occurred in 33.1%. Sensitisation prevalence tended to be elevated in later years of the equine study program. In contrast to self-reported allergies, the prevalence of sensitisation to any allergen decreased with prolonged study duration for those specialising in farm animal health (years 3-5: OR=0.5, 95% CI 0.3 to 1.1; year 6: OR=0.2, 95% CI 0.1 to 0.5). This was independent of whether people were raised on a farm, which is in itself a protective factor for allergy and sensitisation. This study provides evidence of an elevated prevalence of allergic symptoms with increasing years of veterinary study, suggesting that contact with animals, more specifically contact to farm animals, is a risk factor for the development of symptoms.
Demographic predictors of peanut, tree nut, fish, shellfish, and sesame allergy in Canada.
Ben-Shoshan, M; Harrington, D W; Soller, L; Fragapane, J; Joseph, L; Pierre, Y St; Godefroy, S B; Elliott, S J; Clarke, A E
2012-01-01
Background. Studies suggest that the rising prevalence of food allergy during recent decades may have stabilized. Although genetics undoubtedly contribute to the emergence of food allergy, it is likely that other factors play a crucial role in mediating such short-term changes. Objective. To identify potential demographic predictors of food allergies. Methods. We performed a cross-Canada, random telephone survey. Criteria for food allergy were self-report of convincing symptoms and/or physician diagnosis of allergy. Multivariate logistic regressions were used to assess potential determinants. Results. Of 10,596 households surveyed in 2008/2009, 3666 responded, representing 9667 individuals. Peanut, tree nut, and sesame allergy were more common in children (odds ratio (OR) 2.24 (95% CI, 1.40, 3.59), 1.73 (95% CI, 1.11, 2.68), and 5.63 (95% CI, 1.39, 22.87), resp.) while fish and shellfish allergy were less common in children (OR 0.17 (95% CI, 0.04, 0.72) and 0.29 (95% CI, 0.14, 0.61)). Tree nut and shellfish allergy were less common in males (OR 0.55 (95% CI, 0.36, 0.83) and 0.63 (95% CI, 0.43, 0.91)). Shellfish allergy was more common in urban settings (OR 1.55 (95% CI, 1.04, 2.31)). There was a trend for most food allergies to be more prevalent in the more educated (tree nut OR 1.90 (95% CI, 1.18, 3.04)) and less prevalent in immigrants (shellfish OR 0.49 (95% CI, 0.26, 0.95)), but wide CIs preclude definitive conclusions for most foods. Conclusions. Our results reveal that in addition to age and sex, place of residence, socioeconomic status, and birth place may influence the development of food allergy.
The prevalence and characteristics of food allergy in urban minority children.
Taylor-Black, Sarah; Wang, Julie
2012-12-01
Urban minority children are known to have high rates of asthma and allergic rhinitis, but little is known about food allergy in this population. To examine the prevalence and characteristics of food allergy in an urban pediatric population. A retrospective review of electronic medical records from children seen in the hospital-based general pediatric clinic at Mount Sinai Hospital serving East Harlem, NY, between July 1, 2008 and July 1, 2010 was performed. Charts for review were selected based on diagnosis codes for food allergy, anaphylaxis, or epinephrine autoinjector prescriptions. Of 9,184 children seen in this low-income, minority clinic, 3.4% (313) had a physician-documented food allergy. The most common food allergies were peanut (1.6%), shellfish (1.1%), and tree nuts (0.8%). Significantly more black children (4.7%) were affected than children of other races (2.7%, P < .0001), which consisted primarily of Hispanic and multiracial children. Anaphylaxis was most frequently documented for peanut (15.1%), fish (12.5%), and milk (11.1%). Among food-allergic children, asthma (50%), atopic dermatitis (52%), and allergic rhinitis (49%) were common. Fewer than half had confirmatory testing or evaluation by an allergy specialist, and although most had epinephrine autoinjectors prescribed, most were not prescribed food allergy action plans. This is the largest study of food allergy prevalence in an urban minority pediatric population, and 3.4% had physician-documented food allergy. Significantly more blacks were affected than children of other races. Fewer than half of food-allergic children in this population had confirmatory testing or evaluation by an allergy specialist. Copyright © 2012 American College of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Epidemiology of food allergy and food-induced anaphylaxis: is there really a Western world epidemic?
Koplin, Jennifer J; Mills, E N Clare; Allen, Katrina J
2015-10-01
Food-induced anaphylaxis continues to be an important cause of hospital admissions, particularly in children. This review outlines recent advances in understanding the epidemiology of IgE-mediated food allergy and potential mechanisms for its rise in prevalence. The rise in food allergy prevalence in Western countries has happened more quickly than changes to the genome can occur; thus, environmental changes are likely to be important. Recent studies, however, suggest that genetic risk determines responses to environmental risk factors. Environmental peanut exposure has been associated with increased peanut allergy risk in individuals with filaggrin null mutations, consistently with sensitization occurring through a damaged skin barrier. Reduced microbial and vitamin D exposure is also leading candidates for risk factors for food allergy in the context of genetic susceptibility. In addition, HLA-DR and HLA-DQ gene region variants appear to play a role in peanut allergy, although no studies have yet assessed their susceptibility to environmental cues. Finally, findings from observational cohorts and the first large-scale intervention trials for food allergy prevention support early oral allergen exposure to reduce the prevalence of specific food allergies, which is informing changes in public health guidelines at the population level. Further research will be required to assess the impact of these guideline changes on the population prevalence of food allergy. New studies are providing important insights into the prevalence, causes, and mechanisms of food allergy. Recent findings are informing changes to population health guidelines in developed countries, which have the potential to halt or reverse the increase in food allergy prevalence. By contrast, food allergy in the developing world remains understudied.
Taylor, Steve L
2008-01-01
Food allergies affect approximately 3.5-4.0% of the worldwide population. Immediate-type food allergies are mediated by the production of IgE antibodies to specific proteins that occur naturally in allergenic foods. Symptoms are individually variable ranging from mild rashes and hives to life-threatening anaphylactic shock. Seafood allergies are among the most common types of food allergies on a worldwide basis. Allergies to fish and crustacean shellfish are very common. Molluscan shellfish allergies are well known but do not appear to occur as frequently. Molluscan shellfish allergies have been documented to all classes of mollusks including gastropods (e.g., limpet, abalone), bivalves (e.g., clams, oysters, mussels), and cephalopods (e.g., squid, octopus). Tropomyosin, a major muscle protein, is the only well-recognized allergen in molluscan shellfish. The allergens in oyster (Cra g 1), abalone (Hal m 1), and squid (Tod p 1) have been identified as tropomyosin. Cross-reactivity to tropomyosin from other molluscan shellfish species has been observed with sera from patients allergic to oysters, suggesting that individuals with allergies to molluscan shellfish should avoid eating all species of molluscan shellfish. Cross-reactions with the related tropomyosin allergens in crustacean shellfish may also occur but this is less clearly defined. Occupational allergies have also been described in workers exposed to molluscan shellfish products by the respiratory and/or cutaneous routes. With food allergies, one man's food may truly be another man's poison. Individuals with food allergies react adversely to the ingestion of foods and food ingredients that most consumers can safely ingest (Taylor and Hefle, 2001). The allergens that provoke adverse reactions in susceptible individuals are naturally occurring proteins in the specific foods (Bush and Hefle, 1996). Molluscan shellfish, like virtually all foods that contain protein, can provoke allergic reactions in some individuals.
The changing geoepidemiology of food allergies.
Leung, Patrick S C; Shu, Shang-An; Chang, Christopher
2014-06-01
The science of food allergy has been rapidly evolving before our eyes in the past half century. Like other allergic disorders, the prevalence of food allergies has dramatically increased, and coupled with the increased public awareness of anaphylaxis due to food allergy, this has driven an explosion in basic and clinical research in this extremely broad subject. Treatment of food allergies has evolved and practices such as food challenges have become an integral part of an allergy practice. The impact of the increase of food allergy has driven package labeling laws, legislation on emergency treatment availability in schools and other public places, and school policy. But to this day, our knowledge of the pathogenesis of food allergy is still incomplete. There are the most obvious IgE-mediated immediate hypersensitivity reactions, but then multiple previously unidentified conditions such as eosinophilic esophagitis, food protein-induced enterocolitis syndrome, milk protein allergy, food-induced atopic dermatitis, oral allergy syndrome, and others have complicated the diagnosis and management of many of our patients who are unable to tolerate certain foods. Many of these conditions are not IgE-mediated, but may be T cell-driven diseases. The role of T regulatory cells and immune tolerance and the newly discovered immunological role of vitamin D have shed light on the variable clinical presentation of food allergy and the development of new methods of immunotherapy in an example of bench-to-bedside research. Component-resolved diagnostic techniques have already begun to allow us to more precisely define the epitopes that are targeted in food allergic patients. The development of biological modulators, research on genomics and proteomics, and epigenetic techniques all offer promising avenues for new modes of therapy of food allergy in the twenty-first century.
Allergy associations with the adult fecal microbiota: Analysis of the American Gut Project.
Hua, Xing; Goedert, James J; Pu, Angela; Yu, Guoqin; Shi, Jianxin
2016-01-01
Alteration of the gut microbial population (dysbiosis) may increase the risk for allergies and other conditions. This study sought to clarify the relationship of dysbiosis with allergies in adults. Publicly available American Gut Project questionnaire and fecal 16S rRNA sequence data were analyzed. Fecal microbiota richness (number of observed species) and composition (UniFrac) were used to compare adults with versus without allergy to foods (peanuts, tree nuts, shellfish, other) and non-foods (drug, bee sting, dander, asthma, seasonal, eczema). Logistic and Poisson regression models adjusted for potential confounders. Odds ratios and 95% confidence intervals (CI) were calculated for lowest vs highest richness tertile. Taxonomy associations considered 122 non-redundant taxa (of 2379 total taxa) with ≥ 0.1% mean abundance. Self-reported allergy prevalence among the 1879 participants (mean age, 45.5 years; 46.9% male) was 81.5%, ranging from 2.5% for peanuts to 40.5% for seasonal. Fecal microbiota richness was markedly lower with total allergies (P = 10(-9)) and five particular allergies (P ≤ 10(-4)). Richness odds ratios were 1.7 (CI 1.3-2.2) with seasonal, 1.8 (CI 1.3-2.5) with drug, and 7.8 (CI 2.3-26.5) with peanut allergy. These allergic participants also had markedly altered microbial community composition (unweighted UniFrac, P = 10(-4) to 10(-7)). Total food and non-food allergies were significantly associated with 7 and 9 altered taxa, respectively. The dysbiosis was most marked with nut and seasonal allergies, driven by higher Bacteroidales and reduced Clostridiales taxa. American adults with allergies, especially to nuts and seasonal pollen, have low diversity, reduced Clostridiales, and increased Bacteroidales in their gut microbiota. This dysbiosis might be targeted to improve treatment or prevention of allergy.
Mitsui, Motoko; Shoda, Tetsuo; Natsume, Osamu; Nomura, Ichiro; Narita, Masami; Fukuda, Akinari; Sakamoto, Seisuke; Kasahara, Mureo; Ohya, Yukihiro
Although development of food allergy after liver transplantation is most commonly described in young children, little is known about identification of young liver-transplant recipients who are at risk of food allergy. This study aimed to identify the types of food allergy and the risk factors for the development of food allergy after liver transplantation. This was a retrospective analysis of pediatric liver transplant recipients in our organ transplantation center during 2005-2015. Relevant data of all patients who underwent liver transplantation were extracted from the center's database and the medical records. Differences in patients' characteristics were evaluated for associations between food allergy and potential risk factors. Logistic regression models were used to calculate adjusted odds ratios. We obtained the data of 206 patients under 36 months of age, 42 (20.4%) of whom developed food allergy after liver transplantation. The allergy was IgE-mediated-only in 30 (71.4%) and non-IgE-mediated-only in 10 (23.8%). Multivariate analysis found eczema at liver transplantation to be a significant risk factor (adjusted odds ratio [aOR] 2.41, 95% confidence interval [CI] 1.14-4.77, P < .05). Eczema increased the risk of developing IgE-mediated food allergy after liver transplantation (aOR 3.13, 95% CI 1.41-6.93, P < .01), whereas no significant association was observed with non-IgE-mediated food allergy. We identified eczema at liver transplantation as a significant risk factor for the development of IgE-mediated food allergy after liver transplantation, but not non-IgE-mediated food allergy. Our findings may contribute to a better understanding of the susceptible subgroup requiring special caution and to the establishment of effective strategies for prevention. Copyright © 2017 American Academy of Allergy, Asthma & Immunology. Published by Elsevier Inc. All rights reserved.
Penicillin allergy-getting the label right.
2017-03-01
Penicillin i allergy is a potentially serious adverse reaction that impacts on antibacterial treatment options. Although it is commonly reported and recorded in medical records, only a minority of patients with a label of penicillin allergy actually have the condition confirmed. The term 'allergy' may be incorrectly applied to adverse reactions that do not have an immunological basis and inappropriate labelling of penicillin allergy can lead to the unnecessary avoidance of penicillins and other beta-lactam antibacterials. Here, we discuss key features that help to distinguish patients at low or high risk of having a true penicillin allergy, summarise what is known about the risk of allergic reactions to other beta-lactam antibacterials in patients with penicillin allergy and discuss the steps to consider when assessing a label of penicillin allergy. Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/.
Statistical inference of static analysis rules
NASA Technical Reports Server (NTRS)
Engler, Dawson Richards (Inventor)
2009-01-01
Various apparatus and methods are disclosed for identifying errors in program code. Respective numbers of observances of at least one correctness rule by different code instances that relate to the at least one correctness rule are counted in the program code. Each code instance has an associated counted number of observances of the correctness rule by the code instance. Also counted are respective numbers of violations of the correctness rule by different code instances that relate to the correctness rule. Each code instance has an associated counted number of violations of the correctness rule by the code instance. A respective likelihood of the validity is determined for each code instance as a function of the counted number of observances and counted number of violations. The likelihood of validity indicates a relative likelihood that a related code instance is required to observe the correctness rule. The violations may be output in order of the likelihood of validity of a violated correctness rule.
25 CFR 39.217 - How are students counted for the purpose of funding residential services?
Code of Federal Regulations, 2010 CFR
2010-04-01
... EDUCATION THE INDIAN SCHOOL EQUALIZATION PROGRAM Administrative Procedures, Student Counts, and... services? For a student to be considered in residence for purposes of this subpart, the school must be able...) Present for both the after school count and the midnight count at least one night during each week...
45 CFR 263.3 - When do child care expenditures count?
Code of Federal Regulations, 2013 CFR
2013-10-01
... 45 Public Welfare 2 2013-10-01 2012-10-01 true When do child care expenditures count? 263.3... do child care expenditures count? (a) State funds expended to meet the requirements of the CCDF... amounts), or any other Federal child care program, may also count as basic MOE expenditures. The limit...
45 CFR 263.3 - When do child care expenditures count?
Code of Federal Regulations, 2010 CFR
2010-10-01
... 45 Public Welfare 2 2010-10-01 2010-10-01 false When do child care expenditures count? 263.3... do child care expenditures count? (a) State funds expended to meet the requirements of the CCDF... amounts), or any other Federal child care program, may also count as basic MOE expenditures. The limit...
45 CFR 263.3 - When do child care expenditures count?
Code of Federal Regulations, 2011 CFR
2011-10-01
... 45 Public Welfare 2 2011-10-01 2011-10-01 false When do child care expenditures count? 263.3... do child care expenditures count? (a) State funds expended to meet the requirements of the CCDF... amounts), or any other Federal child care program, may also count as basic MOE expenditures. The limit...
45 CFR 263.3 - When do child care expenditures count?
Code of Federal Regulations, 2014 CFR
2014-10-01
... 45 Public Welfare 2 2014-10-01 2012-10-01 true When do child care expenditures count? 263.3... do child care expenditures count? (a) State funds expended to meet the requirements of the CCDF... amounts), or any other Federal child care program, may also count as basic MOE expenditures. The limit...
45 CFR 263.3 - When do child care expenditures count?
Code of Federal Regulations, 2012 CFR
2012-10-01
... 45 Public Welfare 2 2012-10-01 2012-10-01 false When do child care expenditures count? 263.3... do child care expenditures count? (a) State funds expended to meet the requirements of the CCDF... amounts), or any other Federal child care program, may also count as basic MOE expenditures. The limit...
Yang, Min Suk; Lee, Sang Pyo; Kwon, Young Jae; Lee, Sang Min
2018-03-01
This study evaluated dog and cat allergies and their association with allergen avoidance measures in Korean adults. The study population consisted of 537 adults who currently kept dogs or cats and participated in a pet exhibition in Korea. The subjects were asked to complete questionnaires regarding pet ownership, allergen avoidance, and allergy symptoms, and underwent skin prick tests. They were considered to have a dog or cat allergy if they suffered from one or more of allergy symptoms during contact with their pets. In total, 103 of 407 dog owners (25.3%) and 45 of 130 cat owners (34.6%) had a dog or cat allergy, respectively. Dog owners kept 1.3±1.5 dogs; this number did not differ according to the presence of dog allergy. Dog owners with a dog allergy had owned their dogs longer than those without (88.0±72.0 vs 67.5±72.7 months, P<0.05). Cat owners kept 2.1±3.6 cats; this number did not differ according to the presence of cat allergy, nor did the duration of cat ownership. Cat owners with a cat allergy had facial contact and slept with their cats less frequently (8.6±11.9 vs 18.3±27.0 times/day, P<0.01; 71.1% vs 81.2%, P<0.05); however, they had their cats shaved and beds cleaned less frequently than those without (1.8±3.3 vs 3.2±4.4 times/year, P<0.05; 1.5±1.5 vs 3.9±6.0 times/month, P<0.01). Cat owners with a cat allergy tried to minimize contact with their cats, but efforts to avoid indoor cat allergens were lower than those without. In comparison, dog owners with a dog allergy had kept their dogs for longer time than those without; however, current contact with their dogs and allergen avoidance measures did not differ between the 2 groups. Copyright © 2018 The Korean Academy of Asthma, Allergy and Clinical Immunology · The Korean Academy of Pediatric Allergy and Respiratory Disease
Managing the student with severe food allergies.
Robinson, Joanne M; Ficca, Michelle
2012-06-01
School nurses play a key role in managing students with food allergies. It is becoming more common to encounter students with severe allergies to multiple foods, putting them at risk for anaphylaxis. It is essential that the school nurse have a clear understanding of food allergies and how to effectively manage students in the school setting. Effective communication between families, health care providers, faculty, staff, and students, is of utmost importance when developing a plan of care to ensure the safety of the student with food allergies. Using an interdisciplinary approach to case management, the school nurse can develop comprehensive individualized health care plans for all students with food allergies.
Novel immunotherapy and treatment modality for severe food allergies.
Nagakura, Ken-Ichi; Sato, Sakura; Yanagida, Noriyuki; Ebisawa, Motohiro
2017-06-01
In recent years, many studies on oral immunotherapy (OIT) have been conducted; however, few have focused on severe food allergies. The purpose of this review was to assess the efficacy and safety of oral immunotherapies for patients with severe food allergy. We reviewed multiple immunotherapy reports published within a few years or reports focusing on severe food allergies. We also investigated recent studies on OIT and novel food allergy management. Immunotherapies targeting low-dose antigen exposure and oral food challenges using low-dose target volumes may be safer than conventional OIT. It is necessary to consider which immunotherapy regimen is appropriate based on allergy severity of the patient.
Approach to evaluation and management of a patient with multiple food allergies.
Bird, J Andrew
2016-01-01
Diagnosing food allergy is often challenging, and validated testing modalities are mostly limited to immunoglobulin E (IgE)-mediated reactions to foods. Use of food-specific IgE tests and skin prick tests in individuals without a history that supports an IgE-mediated reaction to the specific food being tested diminishes the predictive capabilities of the test. To review the literature regarding evaluation of patients with a concern for multiple food allergies and to demonstrate an evidence-based approach to diagnosis and management. A literature search was performed and articles identified as relevant based on the search terms "food allergy," "food allergy diagnosis," "skin prick test," "serum IgE test," "oral food challenge", and "food allergy management." Patients at risk of food allergy are often misdiagnosed and appropriate evaluation of patients with concern for food allergy includes taking a thorough diet history and reaction history, performing specific tests intentionally and when indicated, and conducting an oral food challenge in a safe environment by an experienced provider when test results are inconclusive. An evidence-based approach to diagnosing and managing a patient at risk of having a life-threatening food allergy is reviewed.
76 FR 21754 - National Institute of Allergy and Infectious Diseases; Notice of Closed Meetings
Federal Register 2010, 2011, 2012, 2013, 2014
2011-04-18
... DEPARTMENT OF HEALTH AND HUMAN SERVICES National Institutes of Health National Institute of... Biopharmaceutical Products for Infectious Diseases. Date: May 11, 2011. Time: 12 p.m. to 6 p.m. Agenda: To review... Review Program, DEA/NIAID/NIH/DHHS, Room 2217, 6700-B Rockledge Drive, MSC-7616, Bethesda, MD 20892-7616...
Seeing and Supporting Children's Kinship with the Natural World
ERIC Educational Resources Information Center
Curtis, Deb
2010-01-01
It is true that many child care centers are lacking in natural environments. The emphasis in programs is more often about rules and regulations for children's health and safety, and concerns about allergies, the weather, and getting dirty. It is also difficult to take groups of children into natural environments with inadequate ratios of adults to…
78 FR 17413 - Pulmonary-Allergy Drugs Advisory Committee; Notice of Meeting
Federal Register 2010, 2011, 2012, 2013, 2014
2013-03-21
...] Pulmonary-Allergy Drugs Advisory Committee; Notice of Meeting AGENCY: Food and Drug Administration, HHS... rescheduled due to the postponement of the March 7, 2013, Pulmonary-Allergy Drugs Advisory Committee meeting due to unanticipated weather conditions. Name of Committee: Pulmonary-Allergy Drugs Advisory Committee...
ERIC Educational Resources Information Center
Rapp, Doris J.
1990-01-01
Children can suffer from allergies that can markedly affect their behavior and school performance. Once an allergy is suspected, teachers and principals can consider allergens inside the school, outside the school, and related to problem foods or chemicals. A sidebar lists some allergy clues to watch for. Includes nine references. (MLH)
Böhm, Ingrid; Nairz, Knud; Morelli, John N; Keller, Patricia Silva Hasembank; Heverhagen, Johannes T
2017-04-01
Purpose To test the hypothesis that the incomplete diagnosis "iodine allergy" is a possibly dangerous concept for patients under routine radiologic conditions. Materials and Methods 300 patients with a history of an "iodine allergy" were retrospectively screened and compared with two age-, sex-, and procedure-matched groups of patients either diagnosed with a nonspecific "iodine contrast medium (ICM) allergy" or an allergy to a specific ICM agent. For all groups, the clinical symptoms of the most recent past adverse drug reaction (ADR), prophylactic actions taken for subsequent imaging, and ultimate outcome were recorded and analyzed. Results The diagnosis "iodine allergy" was not otherwise specified in 84.3 % patients. For this group, in most cases, the symptoms of the previous ADRs were not documented. In contrast, the type of ADR was undocumented in only a minority of patients in the comparison groups. In the group of patients with an "iodine allergy" the percentage of unenhanced CT scans was greater than within the other two groups (36.7 % vs. 28.7 %/18.6 %). ADRs following prophylactic measures were only observed in the "iodine allergy" group (OR of 9.24 95 % CI 1.16 - 73.45; p < 0.04). Conclusion This data confirms the hypothesis that the diagnosis "iodine allergy" is potentially dangerous and results in uncertainty in clinical management and sometimes even ineffective prophylactic measures. Key points · The term "iodine allergy" is imprecise, because it designates allergies against different substance classes, such as disinfectants with complexed iodine and contrast media containing covalently bound iodine.. · There is a clear correlation between the exactness of the diagnosis - from the alleged "iodine allergy" to "contrast media allergy" to naming the exact culprit CM - and the quality of documentation of the symptoms.. · Management of patients diagnosed with "iodine allergy" was associated with uncertainty leading to unenhanced scans and sometimes unnecessary prophylactic actions.. · The term "iodine allergy" should be omitted, because it is potentially dangerous and can decrease the quality of radiology exams.. Citation Format · Böhm Ingrid, Nairz Knud, Morelli John N et al. Iodinated Contrast Media and the Alleged "Iodine Allergy": An Inexact Diagnosis Leading to Inferior Radiologic Management and Adverse Drug Reactions. Fortschr Röntgenstr 2017; 189: 326 - 332. © Georg Thieme Verlag KG Stuttgart · New York.
Nygaard, Unni Cecilie; Vinje, Nina Eriksen; Samuelsen, Mari; Andreassen, Monica; Groeng, Else-Carin; Bølling, Anette Kocbach; Becher, Rune; Lovik, Martinus; Bodin, Johanna
2015-09-01
The impact of early life exposure to bisphenol A (BPA) through drinking water was investigated in mouse models of respiratory allergy, food allergy and oral tolerance. Balb/c mice were exposed to BPA (0, 10 or 100 μg/ml), and the offspring were intranasally exposed to the allergen ovalbumin (OVA). C3H/HeJ offspring were sensitized with the food allergen lupin by intragastric gavage, after exposure to BPA (0, 1, 10 or 100 μg/ml). In separate offspring, oral tolerance was induced by gavage of 5 mg lupin one week before entering the protocol for the food allergy induction. In the airway allergy model, BPA (100 μg/ml) caused increased eosinophil numbers in bronchoalveolar lavage fluid (BALF) and a trend of increased OVA-specific IgE levels. In the food allergy and tolerance models, BPA did not alter the clinical anaphylaxis or antibody responses, but induced alterations in splenocyte cytokines and decreased mouse mast cell protease (MMCP)-1 serum levels. In conclusion, early life exposure to BPA through drinking water modestly augmented allergic responses in a mouse model of airway allergy only at high doses, and not in mouse models for food allergy and tolerance. Thus, our data do not support that BPA promotes allergy development at exposure levels relevant for humans. Copyright © 2015 Elsevier Ltd. All rights reserved.
Robbins, Nathaniel M; Larimer, Phillip; Bourgeois, James A; Lowenstein, Daniel H
2016-02-01
Psychogenic nonepileptic seizures (PNES) are relatively common, accounting for 5-40% of visits to tertiary epilepsy centers. Inpatient video-electroencephalogram (vEEG) monitoring is the gold standard for diagnosis, but additional positive predictive tools are necessary given vEEG's relatively scarce availability. In this study, we investigated if the number of patient-reported allergies distinguishes between PNES and epilepsy. Excessive allergy-reporting, like PNES, may reflect somatization. Using electronic medical records, ICD-9 codes, and text-identification algorithms to search EEG reports, we identified 905 cases of confirmed PNES and 5187 controls with epilepsy but no PNES. Patients with PNES averaged more self-reported allergies than patients with epilepsy alone (1.93 vs. 1.00, p<0.001). Compared to those with no allergies, each additional allergy linearly increased the percentage of patients with PNES by 2.98% (R(2)=0.71) such that with ≥12 allergies, 12/28 patients (42.8%) had PNES compared to 349/3368 (11.6%) of the population with no allergies (odds ratio=6.49). This relationship remained unchanged with logistic regression analysis. We conclude that long allergy lists may help identify patients with PNES. We hypothesize that a tendency to inaccurately self-report allergies reflects a maladaptive externalization of psychologic distress and that a similar mechanism may be responsible for PNES in some patients with somatic symptom disorder. Copyright © 2015 Elsevier Inc. All rights reserved.