WASHINGTON -- A colonoscopy has been called by some doctors the "save your life screening test" because the procedure is so successful in finding precancerous polyps, removing them and preventing ...

A "virtual" colonoscopy, a high-tech computerized X-ray scan, can catch precancerous growths as reliably as conventional exams in which a long tube with a camera is snaked through the colon while the ...

A simple, cheaper exam of just the lower part of the bowel can cut the risk of developing colon cancer or dying of the disease, a large federal study finds. Many doctors recommend a more complete test ...