ACG Trustee Dr. Mark B. Pochapin, director of the Division of Gastroenterology at New York University Langone Medical Center, narrates a tour of a patient's colon while performing a colonoscopy, during which he discovers a cancerous polyp. The patient did not have any abdominal or rectal pain, or any other symptoms associated with colorectal cancer. However, prior to this colonoscopy (when the cancer was discovered) the patient was diagnosed with anemia due the slow bleeding of the polyp. Watch now.
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