Feb 28, 2024 · A colonoscopy (koe-lun-OS-kuh-pee) is an exam used to look for changes — such as swollen, irritated tissues, polyps or cancer — in the large intestine (colon) and rectum. …

Jun 27, 2025 · Colonoscopy remains the gold standard for detecting and removing colon polyps before they have a chance to turn into colon cancer. But for the test to work as it should, your …

Jan 22, 2025 · Find out more about the pros and cons of specific tests used for colon cancer screening, including colonoscopy, stool DNA test and virtual colonoscopy.

Aug 20, 2025 · A follow-up colonoscopy is needed to identify the polyp and potentially remove it. If you have more questions, talk with your healthcare team about screening options for …

Dec 19, 2024 · Colonoscopy uses a long, flexible and slender tube attached to a video camera and monitor to view the whole colon and rectum. A doctor may pass surgical tools through the …

Mar 25, 2025 · A long, flexible tube (colonoscope) is inserted into the rectum during a colonoscopy. A tiny video camera at the tip of the tube allows a healthcare professional to look …

May 9, 2024 · Millions of people each year have a colonoscopy and do well, even without sedation. A colonoscopy is the gold standard for colon cancer screening. During the …

Jul 18, 2025 · Common diagnostic procedures include: Biopsy A biopsy is a procedure to remove a sample of tissue for testing in a lab. For colon cancer, the tissue sample often is collected …

It's very important to fully clean out your colon before a colonoscopy. If stool remains in the colon and blocks the view of the colon wall, you will likely need another colonoscopy sooner than …

Jan 18, 2025 · Colonoscopy. National Institute of Diabetes and Digestive and Kidney Diseases. https://www.niddk.nih.gov/health-information/diagnostic-tests/colonoscopy. Accessed April 1, …