PMC3355652_01
Gastrointestinal endoscopy shows multiple fusioned submucosal tumors at the middle corpus, posterior wall and lesser curvature of the stomach.
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F1
The SMT had obviously enlarged with a lobular surface from when examined 2 years previously (fig. 1).
a Abdominal CT scan reveals a cystic lesion in the gastric wall. b Morphology of the pancreas is within normal limits.
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F2
Computed tomography (CT) revealed an intramural cystic mass, 4.0 cm, located in the lesser curvature of the stomach (fig. 2).
a, b Histological examination shows a resected part of the stomach with foci of moderately differentiated tubular adenocarcinoma in fibrous stroma, located in submucosa and subserosa through muscle layers of the stomach. a  20. b  100.
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F3
Histological examination of the submitted material shows the resected part of the stomach with submucosal cystic tissue consisting of an ectopic pancreas with cystic or papillary hyperplasia of ducts, mature clusters of pancreatic acini, Langerhans islets and foci of moderately differentiated tubular adenocarcinoma in fibrous stroma, located in the submucosa and subserosa through the muscle layers of the stomach with no marked mucosa (fig. 3).