Polypoid gastric heterotopia causing small bowel intussusception.
D000328:Adult; D002828:Choristoma / Q000000981:diagnostic imaging* / Q000473:pathology; D005753:Gastric Mucosa / Q000473:pathology; D006801:Humans; D007414:Intestinal Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology; D007417:Intestinal Polyps / Q000000981:diagnostic imaging* / Q000473:pathology; D007583:Jejunum / Q000000981:diagnostic imaging* / Q000473:pathology; D008297:Male; D011859:Radiography