[On 2 cases of duodenal obstruction caused by a mechanical pressure of the mesenteric artery].
D000328:Adult; D004380:Duodenal Obstruction / Q000209:etiology*; D006801:Humans; D008297:Male; D008638:Mesenteric Arteries; D008875:Middle Aged; D011859:Radiography; D014652:Vascular Diseases / Q000150:complications