Blue rubber bleb naevus syndrome.
D000293:Adolescent; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006391:Hemangioma / Q000150:complications; D006801:Humans; D007414:Intestinal Neoplasms / Q000150:complications*; D008297:Male; D009508:Nevus, Pigmented / Q000150:complications*; D012878:Skin Neoplasms; D013577:Syndrome