Authors: Tomotaka Akatsu Koichi Aiura Shigeyuki Kawachi Minoru Tanabe Motohide Shimazu Masakazu Ueda Kaori Kameyama Masaki Kitajima
Publish Date: 2007/04/19
Volume: 52, Issue: 11, Pages: 3191-3198
Abstract
Gastrointestinal stromal tumors GISTs are the most common mesenchymal tumor of the gastrointestinal tract These tumors occur along the entire length of the gastrointestinal tract but with different frequencies at different anatomic locations These tumors develop most commonly in the stomach 50 followed by the small bowel 25 1 2 3 The colon 10 omentum/mesentery 7 and esophagus 5 are less common primary sites Only a few GISTs develop in or adjacent to an orifice of the main pancreatic duct 4 5 6 7 Here we report a unique case of GIST occurring adjacent to the minor duodenal papilla with concomitant pancreatic divisum the majority of exocrine flow is routed through the minor duodenal papilla This patient was treated successfully by minor papillasparing partial duodenectomy with placement of a stent tube in the minor papilla
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