[Case of blue rubber-bleb nevus syndrome].
D000293:Adolescent; D000747:Anemia, Hypochromic / Q000209:etiology; D006471:Gastrointestinal Hemorrhage / Q000150:complications; D005770:Gastrointestinal Neoplasms / Q000150:complications; D006391:Hemangioma / Q000150:complications / Q000473:pathology; D006801:Humans; D007414:Intestinal Neoplasms; D008297:Male; D009508:Nevus, Pigmented / Q000473:pathology; D012867:Skin / Q000473:pathology; D012878:Skin Neoplasms / Q000473:pathology