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Endoscopy findings of gastric polyposis due to GAPPS.
Notes: (A) Polyps immediately visible after passage through gastroesophageal junction. (B) Gastric cardia (retroflexed scope), (C) fundus, and (D) corpus of the stomach involved by extensive polyposis with heterogenous polyp size. (E) Pathognomonic feature of sparing of the gastric antrum from gastric polyps. (F) No duodenal involvement.
Abbreviation: GAPPS, gastric adenocarcinoma and proximal polyposis of the stomach.
