Colon polyps and unexplained rectal bleeding.
D003110:Colonic Neoplasms; D006471:Gastrointestinal Hemorrhage; D006470:Hemorrhage / Q000209:etiology*; D006801:Humans; D011127:Polyps; D012007:Rectum
COLON/neoplasms; HEMORRHAGE/etiology and pathogenesis; POLYPI/manifestations; RECTUM/hemorrhage