Colorectal cancer is the 3rd most common cancer but early screening and knowing your risk factors can make a big difference in your prognosis. Judy Yee, MD, FACR, Professor and Vice Chair, Department of Radiology and Biomedical Imaging, UCSF; Chief, Department of Radiology, Veterans Affairs Medical Center, San Francisco, CA discusses why getting a colonoscopy is important and dispels myths about the process. Series: "Mini Medical School for the Public" [Health and Medicine] [Show ID: 30135]