A colonoscopy is a telescopic and visual examination of the colon and rectum. It helps doctors detect abnormalities in the bowel, including signs of colorectal cancer. More than 15 million colonoscopy ...

Although adverse event rates within 30 days after surveillance colonoscopy increase with age, peaking among patients aged 76-85 years, they remain infrequent, occurring in < 1% of procedures.

Adrienna Jirik, MD, is a board-certified gastroenterologist at Cleveland Clinic, where she has been providing care since 2016. She completed advanced fellowships in hepatology/transplant and ...