Ulcer – A Deep Dive into Gastrointestinal Lesions
Multiple Rectal Ulcers (43 of 110)
Toxic megacolon is the most severe manifestation of ulcerative colitis, diagnosed when the inflammation extends from the superficial mucosa into the submucosal and muscular layers of the colon. Toxic...
Multiple Rectal Ulcers (41 of 110)
Bowel thickening is a nonspecific finding; it may be encountered in a variety of colitides and other pathologies of the bowel wall. The target sign is also nonspecific; it has been reported in Crohn...
Multiple Rectal Ulcers (40 of 110)
Patients with toxic megacolon often present in the emergency department as having abdominal distention superimposed on chronic or acute diarrhea. The diagnosis should be considered in all such patients....
Perforated Gastric Ulcer
A 25 year-old otherwise healthy man presented to the emergency department with the sudden onset of severe, sharp mid-epigastric pain approximately 3 hours earlier. Intraoperative photograph of the...
Gastric Ulcer with Gastrocolic fistula due to...
Computerized Tomography Scan. Six year after the total gastrectomy the patient has been stable with no symptoms, the cat scan displays a large mass in the head of the pancreas with no metastases...
Gastric Ulcer with Gastrocolic fistula due to...
Gastrinomas are an integral part of the Zollinger-Ellison syndrome (ZES) In fact, ZES is also known as gastrinoma. This syndrome consists of ulcer disease in the upper gastrointestinal tract, marked...
Gastric Ulcer with Gastrocolic fistula due to...
Surgically, gastrinomas are often difficult to locate, even with careful inspection. They may be missed in at least 10–20% of patients with ZES. Gastrinomas are sometimes found only because they have...
Gastric Ulcer with Gastrocolic fistula due to...
Clinical Features of ZES Peptic ulcer disease: This disease is present in 90%-95% of patients with gastrinomas. Patients who are Helicobacter pylori infection-negative and have no history of nonsteroidal...
Gastric Ulcer with Gastrocolic fistula due to...
Diagnostic imaging techniques help locate the gastrinomas. The most sophisticated is radionuclide octreotide scanning (also known as somatostatin receptor scintigraphy or 111In pentetreotide SPECT.
Gastric Ulcer with Gastrocolic fistula due to...
The radiological detection of endocrine tumors of the pancreas poses a difficult challenge to the radiologist because of the small size of most of these tumors and frequently requires the combined...
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