Dear Dr. Roach: Your recent column regarding cognitive decline after surgery suggested careful consideration prior to elective surgery. Does this advice apply to screening colonoscopies? Since it’s ...

Early detection of potentially abnormal polyps in the colon can prevent up to 90% of colon cancer cases. Screening by means of colonoscopy is, however, an uncomfortable experience and many people put ...

SIOUX CITY (KTIV) - Colorectal cancer is the second most common cause of cancer deaths in both men and women in the U.S. according to the American Cancer Society. This year, more than 106,000 new ...

Dear Dr. Roach: After reading your recent column on sedation during colonoscopy, I wanted to mention that I have asked for no sedation during two colonoscopies in the past several years. I did this ...