Heterotopic gastric mucosa presenting as small-bowel obstruction.
D000293:Adolescent; D002828:Choristoma / Q000150:complications / Q000000981:diagnostic imaging*; D005753:Gastric Mucosa; D006801:Humans; D007415:Intestinal Obstruction / Q000000981:diagnostic imaging* / Q000209:etiology; D007580:Jejunal Neoplasms / Q000150:complications / Q000000981:diagnostic imaging*; D008297:Male; D011859:Radiography