You may need a colonoscopy before age 45 if you have colon cancer symptoms or want to diagnose a gastrointestinal condition.

Everyone needs to have at least one colonoscopy by age 50. How often you need them or if you need one earlier depends on many factors, such as your age, other risk factors, and other conditions. A ...

Although rates of detection of adenomatous lesions (tumors or polyps) and cecal intubation are recommended for use as quality indicators for screening colonoscopy, these measurements have not been ...

To prepare for a colonoscopy, you may need to avoid fiber in the days leading up to your appointment and follow a clear liquid diet beginning the day before. Preparation also involves taking laxatives ...