Publications by authors named "Sahir Omrani"

Article Synopsis
  • Gastric collision tumors are rare instances where two different types of cancer occur simultaneously in the stomach, with this case featuring adenocarcinoma and marginal zone lymphoma post-surgery.
  • A 58-year-old male patient presented with symptoms like anemia and abdominal pain, leading to a diagnosis that involved significant medical interventions including chemotherapy and surgery.
  • The complexity of collision tumors underscores the need for thorough diagnostic approaches and customized treatment plans, with ongoing monitoring essential for patient outcomes.
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Introduction And Importance: Chylous ascites is an uncommon form of ascites characterized by milky fluid rich in triglycerides. It is associated with poor lymphatic drainage. We report a case of chylous ascites revealing a follicular lymphoma.

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Introduction And Importance: Biliary cystadenoma (BC) is a benign hepatic cystic tumor with degenerative potential. Hepatic MRI can help guide the diagnosis. Surgical resection is recommended due to the malignant potential of biliary cystadenomas.

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Colorectal invasive micropapillary carcinoma (MPC) is a rare and distinct variant of adenocarcinoma with high incidence of lymph node metastasis. The differential diagnoses of MPC include extensive lymphovascular invasion, metastatic MPC, and retraction artifacts.

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Sarcomatoid carcinoma is a rare type of gallbladder cancer with less than 100 cases reported in the literature. Preoperative diagnosis is difficult due to nonspecific clinical and radiological findings. Its prognosis is poor due to rapid progression and a high short-term recurrence rate.

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Goblet cell adenocarcinomas (GCA) are infrequent neoplasms of the digestive system that exhibit both mucinous and neuroendocrine differentiation. They predominate in the appendix and rarely involve the colon. Herein, the authors report a case of GCA involving the ascending colon in a 60-year-old woman who presented with severe anemia.

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Cocoon abdomen is an uncommon condition characterized by bowel entrapment in a cocoon-like membrane. Its clinical presentation is usually non-specific. Rarely, it may present with perforation peritonitis.

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Gastric carcinoma with lymphoid stroma is a rare variant of gastric carcinoma accounting for 1%-7% of gastric carcinomas. Its association with gastric leiomyoma and ectopic pancreas is extremely rare. We herein report an unusual simultaneous occurrence of gastric carcinoma with lymphoid stroma, calcified leiomyoma, and ectopic pancreas.

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Intracholecystic papillary-tubular neoplasms are rare precancerous and polypoid lesions of the gallbladder, found in nearly 0.4% of cholecystectomy specimens. They follow the adenoma-carcinoma sequence.

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Introduction: Actinomycosis is a chronic suppurative disease caused by a filamentous, Gram-positive, facultative anaerobic bacterium Actinomyces. Abdominal actinomycosis accounts for 10 to 20% of reported Actinomyces infections and pancreatic involvement is extremely rare.

Presentation Of Case: We report the case of a 64-year-old man who presented with a 3-week history of abdominal pain, nausea, weight loss, and icterus.

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Hepatic artery aneurysms are rarely diagnosed. It is mainly because of non specific symptoms. They are generally an incidental findings during imaging studies.

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Introduction: Small bowel adenocarcinoma is a rare entity most frequently observed with celiac disease. This is the first case report on the association of celiac disease, small bowel adenocarcinoma and intestinal malrotation.

Case Report: A 40 year-old male patient diagnosed with celiac disease since the age of 5 years complained of epigastric pain and vomiting for three days.

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