Colonoscopy

This procedure is an examination of the large intestine. The physician will look for inflammation, ulcers, or abnormal growths called polyps. The physician uses a colonoscope. This is an instrument with a small camera attached to a soft, flexible tube. The procedure usually lasts from 30 minutes to an hour.

Watch this to learn answers to common colonoscopy concerns.

These are small, fleshy growths that stick out from the walls of your large intestine. In most cases, they are harmless. But over time, some polyps can become cancerous.

Flexible sigmoidoscopy is a common procedure. It is used to check the health of the lower part of the colon. It can show your doctor what's causing problems with your bowel movements, or causing bloody stool, belly pain, or weight loss. This video will show you how it's done.

Understand what to expect on the day of your colonoscopy, how the procedure will be performed and possible risks that are involved. If any abnormalities are seen, learn what your doctor may do to treat them.