A<unk>  is a<unk>  (fleshy growth) occurring on the lining of the colon or rectum. Untreated<unk> s can develop into colorectal cancer.<unk> s are often classified by their behaviour (i.e. benign vs. malignant) or cause (e.g. as a consequence of inflammatory bowel disease). They may be benign (e.g. hyperplastic<unk> , pre-malignant (e.g. tubular adenoma) or malignant (e.g. colorectal adenocarcinoma).
Colorectal polyp
Colorectal adenoma
Anal dysplasia
Anorectal varices
Gastric varices
Anal fistula
Callous ulcer
Reactive gastropathy