an anal polyp, also known as a rectal polyp, is an abnormal, mushroom-like growth sticking out from the mucous membrane that lines the anus or colon. It typically starts as a microscopic and benign growth, but over time it can become malignant. Polyps need to be identified and removed as quickly as possible. The four types of anal polyps are inflammatory, hyperplastic, tubular adenoma or. In anatomy, a polyp is an abnormal growth of tissue projecting from a mucous membrane. If it is attached to the surface by a narrow elongated stalk, it is said to be pedunculated if it is attached without a stalk, it is said to be sessile. Polyps are commonly found in the colon, stomach, nose, ear, sinus(es), urinary bladder, and uterus. Rectal polyps definition rectal polyps are tissue growths that arise from the wall of the rectum and protrude into it. Description the rectum is the last segment of the large intestine, ending in the anus, the opening to the exterior of the body. Colonic polyps are growths that appear on the surface of the colon. Learn about colonic polyp symptoms, causes, treatment, and prevention. Colorectal cancer starts in the lining of your large intestine, also known as the colon, or in your rectum. Learn more about the definition, types, causes, risk factors, symptoms, diagnosis. If the polyp is higher in the rectum, it can be removed with a new technique, tamis which stands for transanal minimally invasive surgery. What is the prognosis of rectal polyps? People with a history of polyps have an increased risk of developing polyps again in their lifetime and should have regular exams by a physician specially trained to treat diseases of the colon and rectum. Fibroepithelial polyps of the anus (fepa) are relatively common lesions that have attracted little attention. A series of 40 fepa, together with sections from normal anal mucosa, were studied histologically, histochemically, immunohistochemically, and ultrastructurally. These small clumps of tissue that show up where theyre not supposed to can be anything from a minor nuisance to a possible sign of cancer.