A colonoscopy is a test using a scope and video that lets a physician examine the lining of your colon and rectum. This test can detect polyps and early cancers. Early detection is a powerful tool in the fight against cancer.
A colonoscopy is a relatively quick and painless procedure that uses a video camera to examine the lining of your colon. The procedure looks for pre-cancerous growths called polyps. Because most colorectal cancers start as benign polyps, detecting and removing them early eliminates the risk of progression to cancer.
Beginning at age 50, both men and women should begin screening for colorectal cancer and continue getting screened at regular intervals. However, you may need to be tested earlier than age 50 or more often than other people if: