A polyp is a small growth that develops from the lining of the colon, says Joseph Thornton, MD, a colorectal surgeon at Sunrise Hospital. In this video, he says the larger the polyp, the greater the chance it might have cancer in it.
Did you know that colorectal cancer is the third most common cancer in the U.S.? Experts explain how to prevent, diagnose and treat colon cancer, including why everyone needs a colonoscopy starting at age 50.
See All Health Topics A-Z