Intestinal Biopsy Showing Damage (IMAGE) Columbia University Irving Medical Center Caption This is a biopsy of small intestine showing villous atrophy, i.e., flat villi. Credit Image courtesy of Govind Bhagat, MBBS, professor of pathology and cell biology, Columbia University Medical Center. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.