Portal cavernoma in a 9-year-old child.
D000792:Angiography; D002648:Child; D006471:Gastrointestinal Hemorrhage / Q000209:etiology / Q000601:surgery; D006392:Hemangioma, Cavernous / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D008297:Male; D011169:Portal Vein / Q000000981:diagnostic imaging; D014463:Ultrasonography