title: Obstruction of duodenum secondary to giant hydronephrosis.
mesh_terms: D004380:Duodenal Obstruction / Q000000981:diagnostic imaging / Q000209:etiology*; D006801:Humans; D006869:Hydronephrosis / Q000150:complications* / Q000000981:diagnostic imaging; D007223:Infant; D008297:Male; D011859:Radiography