Brunner glands are compound tubular submucosal glands typically found in the duodenal bulb. The most common benign tumors of the small intestine are adenoma, and 25% of these occur in the duodenum. Among the benign tumors of the duodenum, 30–50% arise from the Brunner glands. Most of the literature describes…
The duodenum and gastrointestinal tract are rarely involved by multiple myeloma, either diffusely or as a focal mass. A 59-year-old man was diagnosed with multiple myeloma and given chemotherapy. Four months later, he developed jaundice. Gastroduodenal plasmacytoma causing extrahepatic biliary obstruction was diagnosed. To the best of our knowledge, this…
Abstract:While colorectal cancer is one of the most commonly encountered gastrointestinal malignancies, primary lymphoma is an uncommon neoplasm of the gastrointestinal tract. The duodenum is not a common location for the recurrence of colon cancer or of primary gastrointestinal lymphoma. Studies regarding mantle cell lymphoma (MCL) as a secondary synchronous…
Primary malignant melanoma originating in the small bowel is extremely rare. We report the case of a 55-year-old man who presented with a preoperative bleeding duodenal tumor. A standard pancreaticoduodenectomy was performed. Histopathological examination ascertained the diagnosis of a duodenal malignant melanoma with locoregional lymphatic spread. A thorough postoperative investigation…
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