Computed tomographic colonography (CTC), also known as virtual colonoscopy, remains effective in screening older patients for colorectal cancer (CRC), produces low referral for colonoscopy rates ...

A combined colonoscopy and endoscopy lets a doctor examine your upper and lower gastrointestinal tract, all in one procedure. Doctors use a combined colonoscopy and endoscopy to help diagnose the ...

Micrograph of colorectal adenocarcinoma. Image by Mikael Häggström, M.D. Own work, CC0 Micrograph of colorectal adenocarcinoma. Image by Mikael Häggström, M.D. Own work, CC0 Colorectal cancer is known ...

A "virtual" colonoscopy, a high-tech computerized X-ray scan, can catch precancerous growths as reliably as conventional exams in which a long tube with a camera is snaked through the colon while the ...

To prepare for a colonoscopy, you may need to avoid fiber in the days leading up to your appointment and follow a clear liquid diet beginning the day before. Preparation also involves taking laxatives ...

A colonoscopy is a telescopic and visual examination of the colon and rectum. It helps doctors detect abnormalities in the bowel, including signs of colorectal cancer, polyps, unexplained diarrhea, ...

Preparation for a colonoscopy involves several steps. This includes dietary changes, drinking extra water, and consuming a special drink to help empty the bowels. A colonoscopy is a type of imaging ...