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Uploaded on Mar 25, 2011
ACG Trustee Mark B. Pochapin, MD, FACG, Director, Division of Gastroenterology New York University Langone Medical Center (former Director of The Jay Monahan Center for Gastrointestinal Health), narrates a tour of a patient's healthy colon during a colonoscopy where he explains why colonoscopy is the preferred method for colorectal cancer screening and why a proper bowel prep prior to the procedure is vital.