title: Colonic haemangioma--an unusual cause of lower gastrointestinal bleeding.
abstract: Cavernous haemangioma of the colon is a rare cause of colonic varices. It is a congenital vascular malformation of the large bowel often associated with cutaneous haemangiomata. A case is reported with this unusual pathology presenting with lower gastrointestinal bleeding.
mesh_terms: D000328:Adult; D003110:Colonic Neoplasms / Q000150:complications / Q000473:pathology* / Q000601:surgery; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006392:Hemangioma, Cavernous / Q000150:complications / Q000473:pathology* / Q000601:surgery; D006801:Humans; D008297:Male; D012007:Rectum