title: Metaplastic polyps and polyposis of the colorectum.
mesh_terms: D003110:Colonic Neoplasms / Q000473:pathology*; D006801:Humans; D007417:Intestinal Polyps / Q000473:pathology*; D008679:Metaplasia; D012004:Rectal Neoplasms / Q000473:pathology*