Dear Dr. Gott: I'm hearing a great deal about so-called "virtual colonoscopy." The procedure appears to be an accurate substitute for standard traditional (optical) colonoscopy. Is this a medical ...

Virtual colonoscopy, also called computed tomography colonography (CTC) or CT colonography, is a noninvasive way to check for polyps and colon cancer tumors. If you need a colonoscopy, you may wonder ...

Colorectal cancer screening can cut a person's risk of dying from the disease in half, yet about 40 percent of those who should get tested don't do it. One reason is that the gold standard for ...

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A colonoscopy is an exam that lets your physician see your entire colon. Before the test, your health care team will give you instructions for how to clear your colon of any stool. This process is ...

Doctors say there are less invasive screening options for colon cancer, but each comes with tradeoffs.