Preduodenal portal vein causing duodenal obstruction with bleeding duodenal ulcer: a case report.
D004380:Duodenal Obstruction; D004381:Duodenal Ulcer; D006471:Gastrointestinal Hemorrhage; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology*; D010437:Peptic Ulcer / Q000209:etiology*; D011169:Portal Vein / Q000002:abnormalities*
INTESTINAL OBSTRUCTION/etiology; PEPTIC ULCER/etiology; PORTAL VEINS/abnormalities