title: Duodenal stenosis contributing to bezoar formation.
mesh_terms: D001630:Bezoars / Q000000981:diagnostic imaging / Q000209:etiology*; D004380:Duodenal Obstruction / Q000150:complications / Q000151:congenital* / Q000000981:diagnostic imaging; D004386:Duodenum / Q000002:abnormalities*; D006801:Humans; D007223:Infant; D008297:Male; D011859:Radiography