Founded in 1969, the Rudd Clinic is an out-patient centre for diseases of the colon and rectum, colon cancer prevention, and other medical treatments associated with ailments of the colon and rectum. Colonosocpy: We prevent colon cancer through early detection by removing benign, pre-cancerous polyps from the lining of the colon (large intestine). We also perform minor ano-rectal surgery. Gastroscopy (EGD). We perform this routine procedure to examine the upper part of the gastrointestinal tract. Cancer and other diseases of the stomach and esophagus can be detected through this test.The procedures performed at our private clinic are covered by Provincial healthcare plans.