title: Letter: Vascular compression of the duodenum.
mesh_terms: D000005:Abdomen / Q000098:blood supply*; D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000000981:diagnostic imaging; D004380:Duodenal Obstruction / Q000000981:diagnostic imaging / Q000209:etiology; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications* / Q000000981:diagnostic imaging; D011859:Radiography; D012018:Reflex