Core Concepts in Colonoscopy

Douglas G Adler, MD

Chapter 8: Colonoscopy Perforations (continued)

Louis M. Wong Kee Song, MD; Todd H. Baron, MD

How to Avoid Them and What to Do if They Happen Perforation as a result of colonoscopy is a rare but potentially life-threatening adverse event. The perforation rates for diagnostic procedures vary from 0.01% to 0.8% and are as high as 5% for therapeutic procedures, such as endoscopic submucosal dissection (ESD).1,2 Risk factors for colonoscopic perforation include, but are not limited to, advanced age, severe comorbid medical illnesses, female sex, diverticulosis, previous abdominopelvic surgery, colonic obstruction and pseudo-obstruction as an indication, and…