Bleeding esophageal varices and arterial portography.
D000293:Adolescent; D004932:Esophageal and Gastric Varices / Q000000981:diagnostic imaging*; D006471:Gastrointestinal Hemorrhage / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D011169:Portal Vein / Q000000981:diagnostic imaging*; D011859:Radiography