Primary lymphoma of the ampulla of Vater is rare. The clinico-pathological and interesting endoscopic and radiological features of a patient with this disorder is presented.

CONTEXT Isolated tuberculosis of the ampulla of Vater has not yet been reported. The clinical features of isolated periampullary tuberculosis are at times similar to those seen in patients with periampullary carcinoma. Diagnosis is difficult, and biopsy and culture of the suspected lesion are often negative for Mycobacterium tuberculosis. CASE REPORT We herein describe one such case masquerad...

CONTEXT Mixed endocrine tumors are double neoplasms with both glandular and endocrine components; these tumors are rare, especially those arising in the ampulla of Vater. Ampullary somatostatinomas are classically associated with neurofibromatosis type 1. We herein describe the first reported case of a mixed endocrine somatostatinoma of the ampulla of Vater associated with neurofibromatosis typ...

INTRODUCTION Large-cell neuroendocrine carcinoma (LCNEC) in the duodenal ampulla of Vater is a rare malignant tumor, with frequent postoperative recurrence and poor prognosis even following complete resection. Effective adjuvant chemotherapy is expected to offer longer survival. PRESENTATION OF CASE We present two patients with LCNEC accompanied by components of tubular adenocarcinoma/adenoma...

BACKGROUND Gallbladder perforation is a rare clinical condition, which mostly occurs following acute cholecystitis associated with cholelithiasis. A tumor of the ampulla of Vater causes gradually progressive symptoms, and is rarely associated with perforation of the gallbladder. CASE PRESENTATION A 56-year-old man with carcinoma of the ampulla of Vater presented with spontaneous gallbladder p...

Introduction Adenosquamous carcinoma (ASC) of the bile duct is a rare diagnosis with poorly understood clinicopathological characteristics and disease progression, so identification of the features associated with ASC patient survival is warranted. Materials and methods A population cohort study was performed using prospectively extracted data from the Surveillance, Epidemiology and End Resul...

Background Ectopic pancreas is a rare developmental anomaly that results in variety of clinical presentations. Patients with ectopic are mostly asymptomatic, and if symptomatic, symptoms usually nonspecific determined by the location lesion various complications arising from it. at ampulla Vater (EPAV) typically diagnosed after highly morbid surgical procedures such as pancreaticoduodenectomy o...

Here, a case of a patient with incidental finding of a carcinoid tumor of the ampulla of Vater, who was treated with endoscopic snare papillectomy, is reported. A 62-year-old male was admitted to our hospital due to a carcinoid tumor of the ampulla of Vater, which was found during follow-up endoscopy after an endoscopic mucosal resection of early gastric cancer. No lymphadenopathy or visceral m...