Cavernous haemangioma of the bladder.
D000328:Adult; D006392:Hemangioma, Cavernous / Q000150:complications / Q000473:pathology*; D006417:Hematuria / Q000209:etiology; D006801:Humans; D008297:Male; D001749:Urinary Bladder Neoplasms / Q000150:complications / Q000473:pathology*