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. During a …

Jan 18, 2025 · A colonoscopic examination involves gently inserting a fiber-optic colonoscope into your rectum and large intestine to view your lower gastrointestinal tract.

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.

Jul 9, 2025 · Virtual colonoscopy is one way to check for colon cancer. Discuss your colon cancer screening choices with a healthcare professional to see if virtual colonoscopy is the right choice for you.

Like a colonoscopy, this test uses a small tube with a light and camera but examines just the last third of the colon. Most of the colon is not seen with this screening test, so some polyps and cancers may …

Mar 22, 2024 · Colonoscopy. With this exam, a long, flexible tube (colonoscope) is inserted into the rectum, which allows the health care provider to examine the entire length of your colon.

Dec 5, 2025 · The exam may show changes that suggest inflammatory bowel diseases such as Crohn's disease or ulcerative colitis. Colonoscopy allows doctors to view inflammation directly and take small …

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 colon must be …

Jul 9, 2024 · Polyps or small tissue samples can be removed with special sigmoidoscope tools. If cancer or polyps are found, it's likely there will be problems throughout the colon. You may need a follow-up …

Feb 28, 2024 · Gupta S, et al. Recommendations for follow-up after colonoscopy and polypectomy: A consensus update by the U.S. Multi-Society Task Force on Colorectal Cancer. Gastroenterology. …