Abdominal CT scans were reviewed in a series of 53 patients who had abdominal pain without objective physical, radiographic, or laboratory abnormalities. Forty patients presented with abdominal pain alone, while the remaining patients had abdominal pain associated with nausea, vomiting or mild ...
Energy Citations Database
Hypoperfusion complex is an uncommon entity found on computed tomography (CT) of blunt trauma. It is more common in children compared to adults. Everyone should be aware of this entity to interact with clinicians to aid in triage and management of patients in view of poor prognosis. It is also important to prevent unnecessary laparotomies by confusing ...
PubMed
OBJECTIVE: The purpose of this article is to describe and illustrate the CT findings of acute cholecystitis and its complications. CONCLUSION: CT findings suggesting acute cholecystitis should be interpreted with caution and should probably serve as justification for further investigation with ...
incidentally discovered masses, appreciating that individual care will vary depending on each patient as an inciden- taloma, may be defined as "an incidentally discovered mass or lesion, detected by CT, MRI hepatic masses in both the oncol- ogy and nononcology patient population that in the past remained
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We present the computed tomography (CT) findings of pseudothrombosis of the right ovarian vein. In two young multiparous women, pseudothrombosis was detected on early-phase spiral CT scans by the presence of retrograde flow of contrast medium down the left ovarian veins. Asymmetry of density seen in the ovarian veins in the early phase ...
Eleven patients with various extrahepatic right-upper-quadrant lesions had findings on computed tomography (CT) that strongly suggested intrahepatic location. Diagnostic uncertainties on CT were caused by the large size of these masses (5-12 cm in diameter) and sparsity of retroperitoneal fat planes. Sonography depicted the true ...
In 25 patients we assessed the enhancement of abdominal venous structures during dynamic computed tomography (CT). The degree of venous enhancement demonstrated great variation. In six instances (out of 250 observations) a vessel was visually perceived as not enhancing and potentially thrombosed, including three gonadal veins. CT ...
Abdominal CT is often performed for the staging of lymphoma. Retroperitoneal lymphadenopathy is the most common abnormality identified, but various extranodal sites of lymphomatous involvement have been reported, especially in non-Hodgkin lymphoma. Renal involvement is not rare, but peripelvic or periureteral involvement in the absence of renal parenchymal ...
CT examinations of four proven abdominal abscesses with enteric communications are reported. All the patients received oral contrast (3% Gastrografin solution). Three patients recieved rectal contrast. The patient who did not receive rectal contrast had a prior abdominoperineal resection. Contrast material was administered intravenously unless there was a ...
, particularly with WC, an indicator of abdominal fat accumulation. These findings are consistent with previous between adiponectin and CT-assessed intra-abdominal fat, whether they found no relationship concentration or activity, the decrease of which may only be related to a high amount of ...
The aim of this study was to report successful surgical management of an inflammatory abdominal aortic aneurysm associated with a retroaortic left renal vein. The patient, a 78-year-old man, presented with diffuse abdominal pain, fever, and constipation. Contrast-enhanced computed tomography showed soft tissue surrounding the aneurysm and a left renal vein ...
Abdominal wall metastases from colorectal cancer (CRC) may be resected with curative results. Such lesions, often indicators of additional intra-abdominal lesions, may appear in surgical scars, stomas and port site metastases after laparoscope-assisted surgery (LAS). Post-operative changes, primarily surgical scars, alter local physical ...
Abdominal cerebrospinal fluid pseudocyst is an uncommon complication of using ventriculoperitoneal shunt (VPS). Although many cases have been reported in children, abdominal pseudocysts are rare in adult patients. The purpose of this article is to describe and illustrate the findings for this condition on commonly used ...
Computed tomographic (CT) scans were obtained in 20 patients with primary and/or metastatic abdominal carcinoid tumors. The primary tumors were seen rarely on CT. Mesenteric involvement was seen in eight of the 20 patients, usually as a soft-tissue mass surrounded by fat and radiating soft-tissue strands. Enlarged retroperitoneal lymph ...
A 52-year-old woman with acute deterioration of recurrent abdominal pain was admitted to the hospital. Spiral computed tomography (CT) of abdomen was performed. A left paraduodenal hernia was identified on CT. There was no clinical sign or imaging finding suggesting intestinal obstruction or mesenteric ischemia. ...
Computed tomography of the abdomen and pelvis is frequently performed for the staging of abdominal and pelvic lymphoma. Certain limited CT protocols have been nearly as accurate as more complete examinations at defining the extent of lymphadenopathy and the response to therapy, with the advantages of decreased scanning time and patient radiation dose. The ...
Computed tomography (CT) exams were conducted to determine the distribution of abdominal fat identified based on the CT number measured in Hounsfield Units (HU) and to measure the volume of the abdominal visceral and subcutaneous fat in minipigs. The relationship between the CT-based fat ...
PubMed Central
A review was made of 365 abdominal computed tomographic (CT) examinations in 125 patients with a histologic diagnosis of lymphoma who had undergone CT before and after therapy. Clinical correlation immediately preceding the follow-up CT examination was obtained in 100 patients. In these 100 patients, five distinct ...
As less-invasive treatments for small bowel obstruction, such as laparoscopic surgery or small incision therapy, have become common, there is a growing demand for preoperative assessment of the cause and location of the small bowel obstruction. Thus, the role of computed tomography (CT) in the evaluation of small bowel obstruction is expanding. CT imaging ...
F-18 fluorodeoxyglucose (FDG)-PET-CT is increasingly used in the management of patients with ovarian cancer. However, there is a considerable overlap in the imaging features of malignant and benign ovarian lesions because physiological FDG-uptake in the ovaries can occur, depending on the menstrual cycle in premenopausal women.We present a case of FDG uptake in the ovary ...
We report the sonographic and CT findings in a patient with an epiploic appendage strangulated within a Spigelian hernia sac. The patient presented with a small, tender, palpable mass, which, at sonography, was located within the abdominal wall, lateral to the rectus abdominis muscle, and had the appearance of an inflamed epiploic ...
Findings on computed tomography (CT) were considered diagnostic or highly suggestive in seven cases of bowel infarction. Important findings were portal or mesenteric venous gas, intramural gas, focal thickening of bowel wall, focal or diffusely dilated fluid-filled bowel, and clot in the superior mesenteric artery. Only one patient had ...
To evaluate the role of chest CT in the initial staging of testicular seminomatous germ cell tumours. All patients referred to Addenbrooke's Hospital with testicular seminoma from 1 January 2000 to 31 December 2005 were included and case notes retrospectively reviewed. One hundred and eighty-two patients with testicular seminoma were identified, with a median age of 37 years ...
Acute epiploic appendagitis (EA) is a rare and often misdiagnosed cause of acute abdominal pain. Though a benign and often self-limiting condition, EA's ability to mimic other disease processes makes it an important consideration in patients presenting with acute abdominal symptoms. Careful evaluation of abdominal ...
Forty-one patients admitted to our hospital during an 18-month period with the clinical diagnosis of colonic diverticulitis were analyzed to evaluate the utility of computed tomography (CT). Abdominal pain and leukocytosis were the most common presenting manifestations, 75 and 66%, respectively. Just over one-half of the patients also demonstrated ...
This report describes an incidental finding of a pseudoaneurysm of the abdominal aorta on a computed tomography (CT) renal angiogram during investigation of chronic renal failure in a 73-year-old man. The patient had undergone a translumbar aortogram 20 years previously. An increase in the size of the aneurysm by 7 mm over 6 months ...
The authors conducted a retrospective analysis of the CT findings in 29 consecutive patients being studied to detect complications of aortofemoral bypass surgery. Presenting symptoms included fever in 22 (76%), gastrointestinal bleeding in 2 (7%), a pulsating mass in 3 (10%), jaundice in 1 (3%), and back pain in 1 (3%). The complications observed most ...
This abdominal CT scan shows tumor masses (malignant lymphomas) in the area behind the peritoneal cavity (retroperitoneal ...
MedlinePLUS
We report a case of a 50-year-old man who presented with abdominal pain and shock due to an allergic angioedema of the bowel resulting from the use of a common class of anti-hypertensive medication. After initial stabilization, a computed tomography (CT) scan was performed that documented characteristic findings and saved the patient ...
Our goal was to evaluate US and CT findings of pancreatoblastoma. Three US and four CT scans before surgery and one follow-up CT after surgery were reviewed in four patients (two female, two male) with pathologically proven pancreatoblastoma. The mean age of the patients was 4 years (range 2-5 years). The masses ...
Primary appendagitis epiploica is a rare benign self-limiting inflammatory condition of the colonic epiploic appendices. It causes acute localized abdominal pain thought to be the result of torsion or spontaneous vascular thrombosis of epiploic appendices. This is a non-surgical situation that clinically mimics other conditions requiring surgery such as acute diverticulitis or ...
Disseminated infection from Mycobacterium avium-intracellulare (MAI) has recently been recognized as a common and serious complication of the acquired immuno-deficiency syndrome (AIDS). The authors report the computed tomographic (CT) findings of 17 patients with AIDS and disseminated MAI referred for abdominal CT ...
The evaluation of patients with suspected abdominal abscesses begins with a history and careful physical examination. Gallium-67 (/sup 67/Ga) scintigraphy, ultrasonography (US), and computed tomography (CT) are utilized only after other routine investigations have failed to localize the abscess. All three modalities are reliable for the detection of ...
... tomography (CT) or sometimes ultrasound scanning or magnetic resonance imaging (MRI). These tests can help distinguish an ...
Sclerosing encapsulating peritonitis (SEP) is a rare but serious complication of abdominal surgery, recurrent peritonitis, and continuous ambulatory peritoneal dialysis with a high morbidity and mortality. The etiology of this condition is largely unknown. Diagnosis is usually established at laparotomy in patients with recurrent attacks of non-strangulating, small bowel ...
The case of a 39-year-old male patient with symptoms of persistent abdominal pain and melena, affected by Henoch-Sch�nlein purpura, is reported. Abdominal CT was requested. The examination was justified by the fact that symptoms could be correlated with other pathological conditions (volvulus, neoplasms, Chron's disease, etc.) which ...
It is important to diagnose retroaortic left renal vein (RLRV) before a probable retroperitoneal surgery in a case of a suspicious adrenal mass. Our purpose is to present the ultrasonography (US), computed tomography (CT), and magnetic resonance imaging (MRI) findings in a case of left adrenal adenoma with a coincidental RLRV and to discuss the clinical ...
Clinical indications and utilization patterns for 3963 CT scans on 2500 consecutive patents on a 320-detector row CT in an outpatient setting were retrospectively analyzed and compared with previously reported CT studies. The impact of the latest generation CT technology, including whole organ perfusion, on ...
To enhance the information provided by computed tomography (CT) and single photon emission computed tomography (SPECT) performed with radiolabeled, anti-carcinoembryonic antigen monoclonal antibody (MoAb), the authors performed fusion of these types of images from eight subjects with suspected colorectal adenocarcinoma. Section thickness and pixel size of the two studies were ...
The rapid evolution in multidetector computed tomographic (CT) technology has produced improvements in temporal and spatial resolution, leading to greater recognition of the spectrum of abdominal findings in hereditary hemorrhagic telangiectasia (HHT). In this multisystem vascular disorder, the abdominal ...
Five cases of recurrent pyogenic cholangitis (RPC) were studied by ultrasonography, computed tomography (CT), and cholangiography. All patients were recent immigrants from the Orient or Indonesia and had had recurrent attacks of cholangitis for many years. The bile was infected by E. coli and the biliary ducts were dilated; in addition, extrahepatic bile-pigment calculi we ...
Modalities available for the diagnosis of blunt abdominal traumatic (BAT) injuries include focused abdominal sonography for trauma, diagnostic peritoneal lavage, and computed tomography (CT) of the abdomen/pelvis. Hollow viscous and/or mesenteric injury (HVI/MI) can still be challenging to diagnose. Specifically, there is debate as to ...
Pneumatosis cystoides intestinalis (PCI), characterized by presence of intramural gas cyst in the intestinal wall is associated with various medical condition. Polymyosistis, however, is rarely associated with PCI. Few cases are reported in the world, and none has not been reported previously in Korea. A 67-year-old woman with polymyositis developed mild abdominal pain and ...
We present a case of a 48-year-old female with a history of cholecystectomy and recurrent attacks of pancreatitis whose initial abdominal sonography (US) revealed multiple conglomerated stones in the descending part of the duodenum. Abdominal CT, MRI, and magnetic resonance cholangiopancreatography showed the same ...
Aim:? The aim of this study was to investigate whether patients with diverticulitis can be prioritised with higher urgency for a subsequent full colonic examination based upon the emergency abdominal computerised tomography (CT) at the time of presentation. Method:? All patients with a diagnosis of diverticulitis hospitalized during 2006 having ...
AIM: To compare the diagnostic accuracy of computed tomography (CT) and positron emission tomography (PET) for the preoperative detection of paraaortic lymph node (PAN) metastasis in patients with intra-abdominal malignancies.METHODS: Sixty-six patients with intra-abdominal malignancies who underwent both CT and ...
Twenty-five patients with hepatic injury from blunt upper abdominal trauma were examined by computed tomography (CT). The spectrum of CT findings was recorded, and the size of the hepatic laceration and the associated hemoperitoneum were correlated with the mode of therapy used in each case (operative vs ...
Acute epiploic appendagitis (AEA) is a benign self-limiting process presenting with acute abdominal pain often misdiagnosed clinically as either diverticulitis or appendicitis, but which has a pathognomonic CT appearance. The CT findings in 33 adult patients diagnosed by CT over a 33-month ...
Hepatic splenosis refers to heterotopic auto-transplantation and implantation of splenic tissue resulting from the spillage of cells from the spleen after splenic trauma or splenectomy. The true incidence of splenosis is unknown, because this entity is usually an incidental finding at surgery. Splenic implants are usually multiple, and can be localized anywhere in the ...
A review was made of the charts of 94 patients who underwent ultrasonography (US), computed tomography (CT), and gallium citrate Ga 67 (Gall) scan to rule out intra-abdominal abscesses. Of all the clinical and laboratory data, only the presence of pain and tenderness differentiated patients with and without abscesses. A review of radiologic data showed ...
OBJECTIVE: The purpose of this study was to evaluate the accuracy of abdominal ultrasonography (US) for screening and grading pediatric splenic injury. SUMMARY BACKGROUND DATA: The use of abdominal US has increased rapidly as a method of evaluating organ damage after blunt abdominal trauma. Despite US's increasing use, little is known ...
We present an 80-year-old man with multiple medical problems, and acute abdominal pain with feculent emesis. An unenhanced CT examination of the abdomen and pelvis demonstrated jejunal diverticulitis and findings of high-grade small bowel obstruction caused by a large enterolith. Enterolith ileus has rarely been reported in the ...
The purpose of this study is to investigate the clinical and CT findings in patients with symptomatic colonoscopy-induced splenic rupture, and to assess for common features among this cohort. Multi-center search yielded 11 adults with symptomatic splenic injury related to colonoscopy. Workup included abdominal CT ...
Internal hernias are an uncommon cause of small bowel obstruction. Paraduodenal hernias have been considered until recently the most common sub-type. Due to non-specific and intermittent signs and symptoms the diagnosis of these hernias is notoriously difficult. We report a case of a paraduodenal hernia diagnosed correctly with abdominal computed tomography that was confirmed ...
The usefulness of computed tomography (CT) in diagnosing abdominal abscesses was evaluated prospectively in 69 septic patients who had suffered massive trauma. For the 82 abdominal CT scans obtained, the accuracy rate was 84%, the sensitivity was 92%, and the specificity was 79%. With the use of ...
Background/Aim:Duodenal injury is an uncommon finding, accounting for about about 3 � 5% of abdominal trauma, mainly resulting from both penetrating and blunt trauma, and is associated with significant mortality (6 - 25%) and morbidity (30 - 60%).Patients and Methods:Retrospective analysis was performed in terms of presentation, management, morbidity and ...
This prospective study was aimed at comparing the diagnostic accuracy of Magnetic Resonance Angiography (MRA) with that of color-Doppler ultrasonography (color-Doppler US) in the detection and assessment of abdominal aortic aneurysms. Twenty patients with abdominal aortic aneurysms underwent MRA, color-Doppler US, digital subtraction angiography (DSA) and ...
The purpose of this study was to prospectively examine vessel distensibility measurements by using electrocardiographically gated multidetector computed tomography (CT) in a phantom compared with measurements by using a digital camera and to examine feasibility in humans. Large-vessel phantoms were constructed, using a pulsatile flow pump, and absolute diameter and percentage ...
ObjectiveTo investigate the serial CT findings of Paragonimus westermani infected dogs and the microscopic structures of the worm cysts using Micro-CT.Materials and MethodsThis study was approved by the committee on animal research at our institution. Fifteen dogs infected with P. westermani underwent serial contrast-enhanced ...
Diseases of mesentery and greater omentum are commonly the result of lymph node metastases from an abdominal carcinoma, or lymph node involvement as part of a general lymphatic malignancy. Primary tumours are rare. Cysts occur predominantly in children. In addition, one may find mesenchymal benign or malignant tumours, which produce clinical symptoms at a ...
A 35-year-old man was delivered to the emergency room complaining of right flank pain because of blunt abdominal trauma sustained while playing baseball. Enhanced computed tomography (CT) revealed a right adrenal mass and fluid collection around the mass. We diagnosed the mass as pheochromocytoma by endocrinological examination and radioisotopical imaging ...
We report about one case of cystic lymphangioma of the jejunum in a 27-year-old woman admitted to hospital for abdominal pain. The study of this case and the review of the literature enabled us to bring out the main characteristics of the lesion: rarity in adults, benignancy, mode of occurrence--most often painful--, radiological--and particularly ...
The case of a patient with neurofibromatosis type 1 with chronic abdominal pain and iron deficiency anemia is described. Diagnostic procedures including esophagogastroduodenoscopy and ileocolonoscopy did not disclose a definitive cause. CT scan and MRI revealed multiple intraluminal tumors in the small bowel, especially in the ileum. These ...
Three hundred patients who had sustained blunt abdominal injury were evaluated with computed tomography (CT). The images showed areas of hemorrhage by varying attenuation coefficients. Small hematomas tended to accumulate near the site of origin while free intraperitoneal bleeding most frequently accumulated in the Morison pouch, paracolic gutters, and ...
Review of abdominal CT scans for evaluation of blunt abdominal trauma yielded 35 cases of pneumothorax, 10 of which had not been diagnosed before CT by clinical examination of plain radiographs. Of the 10 cases initially diagnosed on CT, seven required tube thoracostomy for treatment of the ...
The purpose of this study was to analyze the CT signs of primary epiploic appendagitis. A retrospective search of the CT database over 12 months for this diagnosis revealed 11 cases. The clinical findings were recorded. Softcopy CT images were reviewed by two experienced abdominal radiologists ...
Leiomyosarcoma is a mesodermal malignant neoplasm affecting the small intestine. Usually, the clinical signs are not specific and most commonly related to intestinal bleeding or obstruction. We report the case of a 71-year-old woman presenting anemia and melena: there was no evidence of abdominal palpable mass and endoscopic examinations were negative for pathologic ...
We report the findings of a patient with an asymptomatic Arc of Buhler (AOB) aneurysm, which was successfully treated by transcatheter coil embolization. An abdominal CT and angiography revealed an intact pancreaticoduodenal artery arcade (PDAA) and an anomalous communication between the SMA and celiac axis, termed an AOB. An aneurysm ...
A perforated sigmoid colon cancer within an inguinal hernia is extremely rare. This unexpected finding is usually discovered during surgery and causes an unavoidable septic evolution. Here, we describe the case of an 84-year-old man who presented with fever, abdominal distension, and a painful, enlarged, left scrotum. A CT showed a ...
The use of F-18 FDG PET/CT in the characterization of doubtful adnexal findings and in the staging of ovarian cancer is being extensively evaluated. The purpose of our article is to review the literature and to add our experience to the published works. We concluded that F-18 FDG PET/CT could represent an important method in addition ...
To determine the added value of reimaging the female pelvis with ultrasound (US) immediately following multidetector CT (MDCT) in the emergent setting. CT and US exams of 70 patients who underwent MDCT for evaluation of abdominal/pelvic pain followed by pelvic ultrasound within 48�h were retrospectively reviewed by three readers. ...
Extracorporeal shock wave lithotripsy (ESWL) is a well-established, safe and effective therapeutic modality for surgical treatment of urolithiasis. Hematoma is a rare complication of ESWL and, when it occurs, typically involves the kidney. We report the case of a 71-year-old woman who developed severe, persistent abdominal pain after ESWL for a 9-mm stone at the ureteropelvic ...
Lymphangioma, a benign neoplasm of the lymphatic system, is common in children but rare in adults. Its clinical manifestations include abdominal pain, nausea, vomiting and a palpable mass. However, abdominal sonography or abdominal computed tomography (CT) scan can also incidentally reveal lymphangioma. A larger or ...
This abdominal CT scan shows multiple cysts in the liver and spleen. Note the dark circular cyst in the liver (left side of screen) and the large, irregular, circular ...
This abdominal CT scan shows cysts in the liver and kidneys (polycystic disease). The liver is the large organ on the left side of the screen. The ...
The aim of this study was to evaluate the performance of radiologists in the diagnosis of acute intestinal ischemia using specific multi-detector CT findings. The abdominal CT scans of 90 patients were retrospectively reviewed by three radiologists: an abdominal imaging specialist, an ...
A deceased 23year old female was repatriated from a 3rd world country in a deeply frozen state as no conventional mortuary refrigeration was available. Prior to her death the deceased had complained of abdominal pain, nausea and vomiting followed by collapse. She was unable to be resuscitated. Postmortem CT scanning on arrival at our mortuary (105h after ...
ObjectiveWe wanted to describe the computed tomography (CT) findings of gallbladder tuberculosis (TB) and to correlate them with pathologic findings.Materials and MethodsThere were seven patients (M:F = 3:4; mean age, 46.3 years; age range, 32 to 78 years) in whom gallbladder TB was eventually diagnosed. All of them underwent ...
Partial mesenteric ischemia is defined as an incomplete occlusion of the superior mesenteric artery resulting in acute abdominal pain, distended abdomen,and bowel hypomotility on auscultation. This disease can be acute or chronic and is caused by vascular occlusion or non-occlusive mechanisms. CT scan and ultrasound show a thickening of the ischemic bowel ...
Computed tomography (CT) was used to study an abdominal mass in a patient who presented with acute abdominal pain. The CT demonstration of sac-like encapsulation of small bowel loops allowed a diagnosis of internal hernia.
... Tumor Markers and Chest X-ray done every month Abdominal CT scan done every 2 months Year 2: Tumor Markers and Chest X-ray done every 2 months Abdominal CT scan done every 4 months Years ...
Torsion of the greater omentum is a rare acute abdominal condition that is seldom diagnosed preoperatively. We report the characteristic computed tomography (CT) scan findings and the clinical implications of this unusual diagnosis in a 41-year-old man, who also had longstanding right inguinal hernia. Awareness of omental torsion as a ...
Patients with left gastric artery aneurysms present with hemorrhagic shock due to rupture or occasionally it is an incidental finding on abdominal CT examinations. Due to the increased morbidity and mortality from this condition, adequate diagnosis and treatment are essential. In this article we present a patient with a left gastric ...
A spectrum of lower gastrointestinal tract symptoms occurs in marathon runners. Although most symptoms are transient, reversible ischemic colitis is a rare complication that typically responds to supportive therapy. Because computed tomographic features have not been previously described to our knowledge, we describe abdominal computed tomographic manifestations of reversible ...
A 35-year-old woman presented with lower abdominal pain and amenorrhoea. CT showed a thick walled lobulated mass with Ascaris adjacent to caecum along with the presence of a left ovarian mass. The peroperative findings were a tubular mass with central tunneling containing an Ascaris lumbricoides. Left ovary showed a haemorrhagic cyst. ...
Retroperitoneal bleeding from splenic rupture occurred after initially uneventful arthroscopy. The diagnosis was finally set up in CT-scan, whilst peritoneal lavage was negative. Since there was no incidence of previous abdominal trauma and no abnormal findings in histology, spontaneous perioperative splenic rupture has been discussed. ...
The role of computed tomography in the evaluation of patients with small bowel obstruction has been extensively described in the current literature. We report a rare case of small bowel obstruction related to a surgically proved left-side paraduodenal hernia detected on abdominal computed tomography. PMID:15647871
Autolytic rupture of the stomach, so called gastromalacia, is a well recognized artifact at autopsy. A 50�year old Asian woman with a past history of alcoholism, head injury and posttraumatic epilepsy was found deceased at home following a 12�h period of feeling unwell, seizures and vomiting. Postmortem CT images of the abdomen showed free gas in the peritoneal cavity ...
Abdominal CT scan Amylase and lipase blood test Endoscopic retrograde cholangiopancreatography (ERCP) Magnetic resonance cholangiopancreatography (MRCP)
... abdomen showing a large tumor mass due to metastasis (spreading cancer) in abdominal lymph nodes.
Fat stranding adjacent to thickened bowel wall seen at computed tomography (CT) in patients with acute abdominal pain suggests an acute process of the gastrointestinal tract, but the differential diagnosis is wide. The authors observed "disproportionate" fat stranding (ie, stranding more severe than expected for the degree of bowel wall thickening present) ...
A middle age lady presented with abdominal pain was diagnosed to have multiple peritoneal and hepatic hydatid cysts on CT scan. Retrospectively she was found to have suffered blunt abdominal trauma.
Intraabdominal tuberculosis (TB) presents with a wide variety of clinical and radiologic features. Besides the reported computed tomographic (CT) finding of high-density ascites in tuberculous peritonitis, this report describes additional CT features highly suggestive of abdominal tuberculosis in eight cases: (1) ...
All allogeneic (allo) and autologous (auto) hematopoietic stem cell transplantation (HSCT) recipients at St. Jude Children's Research Hospital undergo pre-HSCT computed tomography (CT) of the sinuses, chest, and abdomen because they are at significant risk for opportunistic infections. We studied whether this extensive routine imaging is warranted to detect infection despite ...
All allogeneic (allo) and autologous (auto) hematopoietic stem cell transplantation (HSCT) recipients at St. Jude Children�s Research Hospital undergo pre-HSCT computed tomography (CT) of the sinuses, chest, and abdomen because they are at significant risk for opportunistic infections. We studied whether this extensive routine imaging is warranted to detect infection despite ...
CT delivers a large dose of radiation, especially in abdominal imaging. Recently, a low-dose abdominal CT protocol (low-dose CT) has been set-up in our institution. "Low-dose CT" is almost equivalent to a single standard abdominal radiograph in term of ...
Purpose: To investigate whether a correlation exists between aortic and renal arterial calcifications detected with spiral CT and significant angiographic renal artery stenosis (RAS).Methods: Forty-two patients (mean age 67 years, range 37-84 years), of whom 24 were hypertensive, prospectively underwent abdominal helical CT and aortic ...
Objective:We sought to determine the impact of positron emission tomography/computed tomography (PET/CT) on the management of presumed resectable pancreatic cancer and to assess the cost of this new staging procedure.Summary Background Data:PET using 18F-fluorodeoxyglucose (FDG) is increasingly used for the staging of pancreatic cancer, but anatomic information is limited. ...
Epiploic appendagitis, which is an uncommon cause of acute abdomen, is a benign self-limiting inflammatory process of epiploic appendices. It has primary and secondary types. Computed tomography findings of the primary type are specific but are demonstrated rarely. Herein, we present pre- and post-treatment computed tomography findings of two cases who ...
This retrospective study of 144 patients was made to (a) assess the potential of magnetic resonance (MR) for demonstrating lymph nodes using spin-echo technique, (b) compare the MR results with those of CT, and (c) determine the optimal pulse-delay time (TE) for imaging lymph nodes. The reported CT findings on normal lymph nodes were ...
Hepatodiaphragmatic interposition of the colon (HDIC) has been previously evaluated with chest radiography (CR) of patients examined in an erect position. In this work the presence of HDIC was assessed in patients who underwent CT in the supine position. In 1,440 patients, 806 men and 634 women, 19-83 years old subjected to CR and abdominal ...
Background. Choledochal cysts are uncommon biliary lesions. Due to the evolution of imaging and laparoscopic surgery, we sought to describe our last 3 years experience with the presentation and management of choledochal cysts in adults. Methods. A retrospective review of a prospectively established database of adults who were managed for primary choledochal cyst disease between 2005 and 2008 was ...
Following rapid development of chemotherapy to leukemia, reports about tumor-forming-leukemia are on the increase. But ovarian tumor-forming-leukemia is relatively rare, hence not enough is known about it. Recently, the authors experienced a case of young woman with recurrent leukemia which manifested as a giant ovarian tumor. She suffered from acute lymphocytic leukemia (ALL) in February, 1986, ...
In recent years, intra-abdominal hypertension has gained greater recognition both clinically and radiologically. Its most clinically significant form occurs when intra-abdominal pressure (IAP) is sustained at high pressures for long periods of time. This is known as abdominal compartment syndrome (ACS), which is a surgical emergency ...
Radiofrequency ablation (RFA) is emerging as the primary mode of treatment of unresectable malignant liver tumors. With current intraoperative imaging modalities, quick, precise, and complete localization of lesions remains a challenge for liver RFA. Fusion of intraoperative CT and preoperative PET images, which relies on PET and CT registration, can ...
NASA Astrophysics Data System (ADS)
This image depicts Intussusception. Intussusception can be found in an abdominal CT. The CT may show nothing if early in the disease or may show a perforation, an obstruction, or a soft tissue mass.Annotated: falseRadiograph type: CT
NSDL National Science Digital Library
The spectrum of schistosomal colonic calcification on abdominal radiographs has been described. The appearance on computed tomography (CT) is equally distinctive and occurs with varying degrees of genitourinary calcification. The authors have experience in three cases with the appearance on CT of intestinal calcification due to ...
Renal lymphangiomatosis is an exceedingly rare disorder characterized by developmental malformation of the lymphatic system surrounding the kidneys. We report a case of bilateral renal lymphangiomatosis in a 21-year-old man who underwent abdominal sonographic examination that revealed numerous cystic areas of various sizes around both kidneys with extension along the renal ...
IntroductionPeutz-Jeghers syndrome (PJS) is a rare familial disorder characterised by mucocutaneous pigmentation, gastrointestinal and extragastrointestinal hamartomatous polyps and an increased risk of malignancy. Peutz-Jeghers polyps in the bowel may result in intussusception. This complication usually manifests with abdominal pain and signs of intestinal obstruction.Case ...
Abstract and IntroductionAbstractTuberculoma of the liver is rare in an immunocompetent individual. We report a 26-year-old man with upper abdominal pain, abnormal liver function, and raised inflammatory markers. Abdominal computed tomography (CT) scan revealed a mixed attenuation lesion measuring 6 � 5 cm occupying most of the left ...
ObjectiveTo evaluate the spectrum, prevalence, and significance of incidental non-cardiac findings (INCF) in patients referred for a non-invasive coronary angiography using a 128-slice multi-detector CT (MDCT).Materials and MethodsThe study subjects included 1,044 patients; 774 males (mean age, 59.9 years) and 270 females (mean age, 63 years), referred for ...
A patient with acute right abdominal pain and nausea underwent various diagnostic imaging studies, including ultrasonography (US), computed tomography (CT), magnetic resonance imaging (MRI), technetium-99m DTPA renal study, and contrast arteriogram. The 99mTc renal study showed a linear photopenic area along the lateral cortical aspect of the right kidney ...
Abdominal X-rays are used diagnostically in the evaluation of children with constipation. However, their clinical utility has not been established.AimTo assess the accuracy of different methods in identifying children with functional constipation (FC) or non-retentive fecal incontinence (NRFI).MethodsRetrospective review of abdominal x-rays in which ...
Although blunt abdominal trauma is frequent, traumatic abdominal wall hernias (TAWH) are rare. We describe a large TAWH with associated intra-abdominal lesions that were caused by high-energy trauma. The diagnosis was missed by clinical examination but was subsequently revealed by a computed tomography (CT) scan. ...
In this paper, a normalized abdominal coordinate system is defined for abdominal atlas mapping in CT and MR volume images. This coordinate system is independent of both the abdomen size and the respiratory motion. A real-time atlas mapping algorithm based on this coordinate system is also proposed. The purpose of this algorithm is to ...
Study objectiveTo assess the efficacy of computed tomography (CT) in evaluating patients with pancreatic trauma.MethodsWe undertook a retrospective review of all blunt trauma patients admitted to the Chi-Mei Medical Center from January 2004 to June 2006. Every patients underwent abdominal CT scan in emergency department and the ...
A 7-year-old boy presented with increasing abdominal girth and abdominal pain. Abdominal ultrasound revealed a pleural effusion and ascites. Computed tomography (CT) demonstrated a mass involving the peritoneum, mesentery, and omentum with marked ascites, mesenteric nodules, and renal involvement. Positron emission ...
We report four cases who were referred to Mansoura University Teaching Hospital, Egypt suffering from abdominal pain and gastrointestinal manifestations. The patients' history was unremarkable, except that they had contact with dogs and live in rural communities. Laboratory findings showed peripheral blood eosinophilia, leucocytosis, and elevated liver ...
Granulomatous enterocolitis was evaluated in 51 patients by ultrasonography, and in 14 of those patients also by computed tomographt (CT). The features of granulomatous enterocolitis include abscesses in various locations and bowel loops that are matted and inflamed, dilated due to obstruction, or have thickened walls. Although the diagnostic findings of ...
Granulomatous enterocolitis was evaluated in 51 patients by ultrasonography, and in 14 of those patients also by computed tomography (CT). The features of granulomatous enterocolitis include abscesses in various locations and bowel loops that are matted and inflamed, dilated due to obstruction, or have thickened walls. Although the diagnostic findings of ...
Computed tomography (CT) has been used to detect a variety of gallbladder abnormalities, but the accuracy of routine abdominal CT in evaluating intracholecystic bile has not been established. Forty-six patients were identified in whom abdominal CT and sonography were performed within 1 week of ...
Objective:? Chemerin, a recently discovered adipocytokine, may be linked to obesity and obesity-associated metabolic complications. However, the relationship between visceral fat accumulation and chemerin is still unknown. Therefore, we investigated the relationship between serum chemerin levels and body composition as measured by computed tomography (CT). Patients:? We ...
This study was performed to prospectively investigate the impact of image fusion in resolving discrepant findings between fluorine-18 fluorodeoxyglucose positron emission tomography (FDG-PET) and magnetic resonance imaging (MRI) or X-ray computed tomography (CT) in patients with gynaecological cancers. Discrepant findings were defined ...
The tools currently used to evaluate the extent of paracoccidioidomycosis (PCM) may be of limited value in detecting subclinical lesions. The aim of this study was to verify the role of gallium-67 whole-body scan in evaluating the extent of disease of 65 patients with active PCM. The (67)Ga scan findings were compared with the results of clinical evaluation, chest radiography ...
Computed tomography (CT) of the abdomen was performed on 46 patients who had undergone graft replacement of abdominal aortic aneurysms. Twelve post-operative complications were found in nine patients. They included hemorrhage, infection, anastomotic pseudoaneurysms, major vessel occlusion, postoperative pancreatitis, and others. The varied apperance of the ...
Abdominal cocoon is a rare condition that results in an intestinal obstruction due to total or partial encapsulation of the small bowel by a fibrocollagenous membrane. Treatment is surgical resection of the membrane and free the bowel. Preoperative diagnosis is possible with combination of sonography and CT scan. We report two cases where the diagnosis of ...
The patient was a 63-year-old man who was referred to our hospital as an emergency case with the chief complaint of abdominal pain. An abdominal CT revealed a right retroperitoneal tumor of 15 cm and retroperitoneal bleeding. After a transcatheter arterial embolization was performed, the patient was transferred to our department. There ...
The authors present 2 cases of dengue shock syndrome with unusual complications. In the first case, a 14-y-old boy with dengue shock syndrome who required aggressive fluid resuscitation, developed abdominal compartment syndrome (ACS). Patient developed severe shock, increased ventilator requirement and oliguria as a consequence of ACS. Patient responded well to ...
A prospective study was undertaken to define the usefulness of conventional full-lung linear tomography, radionuclide liver plus spleen and bone scans, and thoracic and abdominal computed tomography for the preoperative staging of carcinoma of the esophagus. Thirty-three patients with carcinoma of the esophagus were studied. The computed tomographic (CT) ...
Internal abdominal hernias are a rare entity and may cause unexplained abdominal pain. This report concerns a 46 year old male patient, with a four year history of episodic colicky peristaltic abdominal pains, in whom a left paraduodenal hernia was found at surgical exploration after a negative diagnostic screening by ultrasound, ...
Clin Microbiol Infect ABSTRACT: Because of its infrequent and protean presentation and the lack of clinical data, the management of acute infections with the foodborne trematode Fasciola hepatica is challenging. We report four serologically confirmed cases that illustrate our experience with this parasitic infection in Chile. All patients were adults presenting with upper ...
Rhabdomyosarcoma in the mediastinum coexisting with metastatic non-seminomatous germ cell tumor, so-called somatic-type malignancy, is a rare carcinoma and has poor survival. This study reports a case of diffuse and huge hepatic metastasis of non-seminomatous germ cell tumor associated with coexisting embryonal rhabdomyosarcoma in the mediastinum. A 31-year-old man presented with ...
radiology and barium enemas; for these procedures, the relevant organ doses are in the range for which abdominal CT Stomach 10 Barium enema Colon 15 Neonate abdominal CT Stomach 20 CT coronary angiography Lung, interventional radiology and barium enemas, which account for the majority of the ...
The diagnostic role of Magnetic Resonance Angiography (MRA) was investigated in the study of the thoracic and abdominal aorta. Thirty-two patients with different conditions were examined: the thoracic aorta was affected in 7 cases (3 aneurysms, 2 dissections, 2 tumors) and the abdominal aorta in 25 cases (21 aneurysms, 3 stenoses and 1 dissection). ...
A 24-year-old man presented with lower abdominal pain that had been present for 18 hours. Physical examination revealed mild tenderness in the lower abdomen. Digital rectal examination revealed a tender point approximately 9 cm above the anal verge. Transrectal sonographic examination demonstrated an ovoid echogenic noncompressible mass surrounded by a hypoechoic halo attached ...
We report here a case of chronic postprandial abdominal pain and weight loss of more than one year duration. He was diagnosed to have abdominal angina (chronic mesenteric ischemia) on CT angiography. Open surgical revascularization procedure-right common iliac mesenteric polytetrafluoroethylene (PTFE) bypass graft achieved positive ...
Acute cholecystitis is a common cause of abdominal pain in the Western world. Unless treated promptly, patients with acute cholecystitis may develop complications such as gangrenous, perforated, or emphysematous cholecystitis. Because of the increased morbidity and mortality of complicated cholecystitis, early diagnosis and treatment are essential for optimal patient care. ...
Internal hernia is an uncommon cause of small bowel obstruction that may be increasing in frequency. Because the clinical diagnosis of internal hernia is difficult, imaging studies such as computed tomography (CT) and small bowel follow through play an important role. Transmesenteric hernia is the most common type and is usually related to prior abdominal ...
The spleen was assessed in 10 patients with sickle cell disease studied with computed tomography (CT) for abdominal pain and/or unexplained fever. Patients with homozygous sickle cell anemia were found to have small, densely calcified spleens with occasional low-density infarcts. Five of six had hepatomegaly, and there was one case each of hepatic abscess, ...
Fistulas complicating an abdominal aortic aneurysm (AAA) are rare, and fistulas involving the left renal vein are particularly uncommon. We highlight here a fistula between an infrarenal aortic aneurysm and a retroaortic left renal vein, revealed by left flank pain associated with hematuria and acute renal failure. The multislice CT angiography performed ...
Epidermoid cysts of the spleen are a rare lesion comprising less than 10% benign non-parasitic splenic cysts. Two boys and three girls, aged 13 to 24 years (mean 18.0 years) were diagnosed over a 4-year period. Presenting symptoms were dull, acute left hypochondrium pain and diffuse abdominal pain. Hemogram and routine analyses, as well as radiography were performed for the ...
A 37-year-old man complained of increasing severity and frequency of abdominal pain over a 2-year period. Initial contrast-enhanced computed tomography of the abdomen demonstrated diffuse enlargement of the pancreas associated with a filling defect in the portal vein, splenomegaly with wedge-shaped peripheral splenic hypodensities and multiple hepatic hypodensities. ...
A patient with a remote history of a left radical nephrectomy for renal cell carcinoma (RCC) underwent a CT scan for abdominal pain. A 2-cm enhancing solid lesion in the right kidney was seen as well as an incidental hypervascular 1.3-cm pancreatic lesion. An In-111-octreotide scan showed no uptake in the pancreatic lesion. There was, however, increased ...
AbstractWith the increasing use of abdominal cross-sectional imaging, incidental adrenal masses are frequently detected. The commonest clinical question is whether these are benign adenomas or malignant primary or secondary masses. The nature of incidentally detected adrenal masses can be determined with a high degree of accuracy using computed tomography ...
Herein is a case of a 55-year-old man who presented with epididymitis. He subsequently failed medical management for the suspected infection and progressed to develop an acute scrotum and sonographic findings consistent with a pyocele. Concurrent computed tomography (CT), obtained for persistent abdominal pain, revealed a large ...
We describe here a case of 51-year-old woman with a symptomatic hepatic cyst that was misdiagnosed as a gastric submucosal tumor (SMT) with endoscopic ultrasound (EUS) and CT scan. The patient presented with an epigastric pain for two months. On endoscopy, a submucosal tumor was found on the cardia of the stomach. Based on EUS and abdominal ...
A 62-year-old woman with a history of poorly controlled type 2 diabetes mellitus was admitted to our hospital with a 3-week history of mild fever, vomiting, and anorexia. Abdominal computed tomography (CT) showed bilateral hydronephrosis and gas accumulation in the urinary bladder wall and left ureter. Laboratory tests showed leukocytosis and elevated ...
Optimal time windowing in cardiac CT reconstruction would permit a reduction of motion artifacts. We used Doppler Tissue Imaging (DTI) in order to acquire the speed and displacement of region of interest in one direction with a high temporal resolution. Applied on different segments of coronary arteries, 3D information is recovered in three quasi orthogonal acquisitions ...
The diagnostic value of computed tomography (CT) and iodine-131 meta-iodo-benzylguanidine (MIBG) scintiscanning was studied in nine patients with histologically proved carcinoid tumors of intestinal (n = 4), bronchial (n = 3), or thymic (n = 2) origin. CT scans clearly depicted the tumors and metastases in relation to surrounding vital structures but did ...
images of abdominal aortic aneurysms have been segmented to determine the location of aorta of aorta in order to plan treatment. Diagnostic procedure in such cases includes taking CT scan of the abdominal region. After the images are obtained it is necessary to determine the location of aorta
The ideal assessment of the blunt abdominal trauma (BAT) patient would be sensitive, specific, economical, fast, and without complications. By combining ultrasound (US) with computed tomography (CT) and diagnostic peritoneal lavage (DPL), an effective alg...
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Background:Endoscopic retrograde cholangiopancreatography (ERCP) is a diagnostic procedure with several known risks. We present two rarely reported complications of ERCP and sphincterotomy: transverse mesocolon disruption with ischemic colitis and splenic rupture.Results:The first patient, a 54-year-old female, presented one day following ERCP and stent revision for pancreas divisum. She presented ...
We have previously shown a favorable association of subcutaneous leg fat with markers of insulin resistance and dyslipidemia in postmenopausal women. It is not known whether there is a sex dimorphism in the association of lower-body adiposity with reduced metabolic risk. Thus, our primary aim was to determine whether the favorable association of thigh subcutaneous fat, independent of ...
The role of early CT scanning in acute gallstone pancreatitis remains ill defined. The purpose of our study was to: 1) determine whether our previously identified admission prognostic factors for gallstone pancreatitis [white blood cell (WBC) count > or = 14.5 x 10(9)/L, blood urea nitrogen (BUN) > or = 12 mmol/L, Acute and Chronic Health Evaluation II score > or = 5, ...
A 60-year-old obese woman was admitted to our hospital to receive surgical treatment for "slow-growing mediastinal lipoma". With the non-invasive examination such as CT scan and ultrasonography, she was revealed as Morgagni's hernia containing a greater omentum. With a trans-abdominal approach, we could take a good surgical field for the bilateral foramina ...
As multidetector CT has come to play a more central role in medical care and as CT image quality has improved, there has been an increase in the frequency of detecting "incidental findings," defined as findings that are unrelated to the clinical indication for the imaging examination performed. These ...
PURPOSE: We investigated the correlation relationship between ADCs measured by MRI and SUVs measured by PET/CT of lesions on GIST (gastrointestinal stromal tumor) patients to verify if MR is able to replace or serve as an alternative to PET/CT in GIST staging and treatment monitoring. MATERIALS AND METHODS: Between September 2010 and January 2011, five ...
Patients with von Hippel-Lindau disease often develop asymptomatic abdominal manifestations including renal cysts and carcinomas, pheochromocytomas, and pancreatic tumors and cysts. Early detection of renal carcinoma and pheochromocytoma is particularly important. Accordingly, periodic abdominal screening of affected individuals and at-risk family members ...
An 80-year-old woman, who had suffered from end-stage renal disease under peritoneal dialysis, was presented with intermittent fever, leukocytosis, and elevated C-reactive protein for 4 months. She did not have symptom of abdominal pain. Culture of ascites showed Klebsiella pneumoniae. Abdominal utrasonography was negative. Whole-body gallium-67 imaging ...
pelvis or ureter Colon cancer Hepatocellular carcinoma Lymphoma Melanoma Ovarian cancer Pancreatic cancer Pheochromocytoma Renal cell carcinoma (kidney cancer) Testicular cancer...
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BACKGROUND: Retroperitoneal hemorrhage (RPH) is a serious but infrequent complication of percutaneous coronary intervention (PCI). This study aimed to describe the clinical outcomes of patients who developed RPH following PCI in the current practice era, with particular focus on treatment strategies and the assessment of the related prognostic value of abdominal/pelvic ...
Lipoma is relatively common in the colon but is less often in the small intestine. Most lipomas are incidentally detected at endoscopy and are usually small and asymptomatic. However, some of them can present with obstruction and/or intussusceptions. Surgical resection is commonly recommended to remove such significant lipomas with a limited pedicle and larger than 2 cm in size, as endoscopic ...
A 58-year-old woman complained of painless jaundice. The serology showed total bilirubin 10.6 mg/dL with direct bilirubin of 7.0 mg/dL. Abdominal computed tomography (CT) scan disclosed an abnormal arrangement of the abdominal viscera and dilation of the biliary tree. A nearly 1.4 cm-sized periampullary mass was seen. These ...
The patient was a 77-year-old woman admitted for nausea and abdominal pain. Computed tomography (CT) revealed advanced ascending colon cancer with liver metastasis. After operation, we started combination chemotherapy of S-1 and irinotecan (CPT-11); S-1(80 mg/m�) administered orally for consecutive days followed by 14 days rest.CPT -11 (100 mg/m�) was ...
We report here a human case probably mixed-infected with Clonorchis sinensis and Fasciola sp. who was diagnosed by computed tomography (CT) scan, serological findings, and/or fecal examination. The patient was a 43-year-old Korean female and was admitted to Kyung Hee University Hospital with the complaints of fever and abdominal pain. ...
This paper proposes a method for making correspondence between the supine and the prone positions of the colon in CT volumes. In CT colonography, two CT volumes in the supine and the prone positions are often taken to observe the whole colonic wall by comparing them. However, the colonic wall is soft and changes its shape when a ...
Paragangliomas of the retroperitoneum arise from specialized neural crest cells distributed along the aorta in association with the sympathetic chain. In order to ascertain characteristic CT features of extraadrenal retroperitoneal paragangliomas to differentiate them from other retroperitoneal tumors, 31 discrete tumors and two cases of paragangliomatosis in 28 patients were ...
A 17-year-old woman, who complained of left abdominal pain, was diagnosed as left renal bleeding by ultrasonography at emergency room in Shimane University Hospital. Further ultrasonography revealed numberless round-shaped hyperechoic liver nodules (maximum 16 mm in a diameter) and dissemination of the same type of nodules in both kidneys, which was characterized as ...
Background and Objective:We present the case of a female patient 29 years of age with antecedents of laparoscopic laser ablation for endometriosis, laparoscopic appendectomy, and umbilical hernioplasty.Methods:The patient was admitted to the hospital's emergency room for abdominal pain in the epigastrium, transfixing, irradiating to both upper quadrants and to the lumbar ...
Abdominal fat thickness is a risk indicator of heart diseases, diabetes, etc., and its measurement is therefore important from the point of view of preventive care. Tetrapolar electrical impedance measurements (TPIM) could offer a simple and low cost alternative for such measurement compared to conventional techniques using CT scan and MRI, and has been ...
A 14-year-old female had repeated vomiting, headache, abdominal pain, visual field deficit and lethargy at the onset of hypertensive encephalopathy. Cerebrospinal fluid (CSF) test revealed a high level of IgG and protein. MRI demonstrated no supratentorial cerebral lesions but hyperintense lesions were observed from the lower pons to the Th8 level of spinal cord and cerebellar ...
Currently, electrical stimulation is utilized to treat morbid obesity, gastroparesis, and diaphragmatic paralysis. Although this technology is in its infancy, numerous case reports and small series appear throughout the literature. Furthermore, electrical stimulation is not relegated to only academic centers and tertiary referral centers. As these technologies continue to evolve and alter the ...
Abdominal computed tomography (CT) and other studies were evaluated retrospectively in 46 patients with metastatic adenocarconoma or undifferentiated carcinoma in whom the primary tumor site was not evident from the history, physical examination, or chest radiograph. The primary site was ultimately located in 21 patients (45.7%). CT of ...
As fast high-resolution total body computed tomography (CT) scanners have proliferated in hospitals and radiologists' offices across the country, they have tended to eclipse the usefulness of sonography in abdominal and thoracic diagnosis. This paper discusses some of the limitations of CT techniques as applied to common ...
We report a case of acute appendagitis in a patient who presented initially with typical features of acute appendicitis. The diagnosis of acute appendagitis was made on pathognomonic signs on computed tomography (CT) scan. Abdominal pain is a common surgical emergency. CT is not always done if there are clear features of acute ...
INTRODUCTION: Testicular germ cell tumors are common in young men. There is a wide consensus regarding the key points in their diagnosis and treatment, although some elements, including the best approach to follow-up, are being reviewed and revised. We present a statistical study that uses tools for the evaluation of diagnostic tests to compare the usefulness of abdominal ...
Computed tomography (CT) correctly portrayed the gross anatomic features of six mesenteric, omental, and ovarian cysts and diagnosed two pancreatic pseudocysts in children. Large, well defined, low-density masses were found, often containing septa and filling most of the abdomen and pelvis. CT displayed the size and extent of the mass and showed extrinsic ...
This clinical policy from the American College of Emergency Physicians is an update of the 2004 clinical policy on the critical issues in the evaluation of adult patients presenting to the emergency department with acute blunt abdominal trauma. A writing subcommittee reviewed the literature as part of the process to develop evidence-based recommendations to address 4 key ...
We report the case of a patient with paraduodenal hernia diagnosed incidentally during an operation for transverse colon cancer. The patient was a 77-year-old woman who complained of dizziness. Laboratory data revealed no abnormal findings except slight anemia. Barium enema and colonoscopic examination revealed an irregular surfaced mass, about 5.0 cm in size, located near the ...
Burkitt's lymphoma is a rare disease that belongs to the aggressive non-Hodgkin's lymphoma. Herein, we report a case of primary hepatic Burkitt's lymphoma. A 19-year-old man visited the hospital for right upper quadrant pain. He felt fatigue for two months. Physical examination revealed hepatomegaly and no palpable lymph node. He had no fever, weight loss, or night sweating. Laboratory ...
Intussusception is defined as telescoping of one segment of the gastrointestinal tract into an adjacent one. Unlike that in children, adult intussusception is a relatively rare condition. More than 90% of patients with adult intussusception have been reported to have an organic cause, with benign or malignant tumors for accounting for approximately 65% of the cases. In general, the diagnosis is ...
The role of several imaging techniques in patients submitted to pancreatic surgery with special emphasis to single-slice helical computed tomography (CT) and multidetector-row CT (MDCT) was reviewed. Several surgical options may be performed such as Whipple procedure, distal pancreatectomy, central pancreatectomy, and total pancreatectomy. Ultrasound ...
Acute appendicitis is a common surgical condition that is usually managed with early surgery, and is associated with low morbidity and mortality. However, some patients may have atypical symptoms and physical findings that may lead to a delay in diagnosis and increased complications. Atypical presentation may be related to the position of the appendix. Ascending retrocecal ...
In pediatric liver transplantation postoperative diagnosis of complications is crucial for graft salvage. Multidetector computed tomography (MDCT) is a technique to evaluate complications. In this study we present nonvascular abdominal complications encountered in pediatric recipients after liver transplantation. We retrospectively examined 113 MDCT examinations in 43 ...
In the last decade, endovascular aneurysm repair (EVAR) has become the preferred method for infrarenal abdominal aortic aneurysm repair in patients with suitable anatomy. EVAR offers the advantage of lower perioperative morbidity and mortality but carries the cost of device-related complications such as endoleak, graft migration, graft thrombosis, and structural graft failure. ...
We present a patient with superior vena cava (SVC) obstruction in whom two areas of increased hepatic enhancement within the left lobe were seen on abdominal computed tomography (CT). The significance of this case is that abnormal enhancements of the liver on abdominal CT in the regions described should be ...
The authors observed extrarenal abnormalities during renal flow scintigraphy and retrospectively reviewed 90 patient studies to determine the types and frequencies of such abnormal findings. For each routine Tc-99m-DTPA renal flow study, they obtained nine 2-second sequential images, which included the heart, abdominal aorta, spleen and kidneys. Eighty ...
During the last 5 years we identified 7 patients with a history of episodic acute abdominal pain and subobstruction due to intestinal angioedema secondary to the use of Angiotensin Converting Enzyme (ACE) inhibitors. These cases were all diagnosed in one gastroenterology department. This is thereby the largest single centre case series of ACE inhibitor-induced angioedema that ...
Purpose: To retrospectively evaluate computed tomographic (CT) findings of immunoglobulin G4 (IgG4)-related disease involving the vascular system. Materials and Methods: This study was approved by the institutional review board, and all patients included had consented to the use of their medical records for the purpose of research. The study consisted of ...
Background: Although acute colonic pseudo-obstruction (ACPO) complicating chemotherapy is still a controversial entity, it is one with which radiologists should be familiar. We describe the imaging features of ACPO in children following chemotherapy for treatment of a haematological malignancy. Methods: We retrospectively reviewed the imaging features of 8 children (age ...
The dramatic increase of diagnostic imaging capabilities over the past decade has contributed to increased radiation exposure to patient populations. Several factors have contributed to the increase in imaging procedures: wider availability of imaging modalities, increase in technical capabilities, rise in demand by patients and clinicians, favorable reimbursement, and lack of guidelines to ...
Abdominal cocoon is a rare disorder that may pose a diagnostic conundrum in patients presenting with intermittent symptoms of small bowel obstruction. We describe the imaging findings of a unique case of abdominal cocoon that presented in infancy. PMID:21713442
