A traditional colonoscopy uses a device called a colonoscope to look inside the colon and rectum. A virtual colonoscopy is an alternative test that uses a CT scanner instead of a colonoscope. This may ...

A virtual colonoscopy, also known as CT colonography, is a quick (10 to 20 minute), minimally invasive test that does not require sedation. Using X-rays and advanced imaging, the test creates detailed ...

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 ...

Medicare only covers virtual colonoscopies, or CT colonoscopies, in rare cases where a traditional colonoscopy is not possible. Coverage may also only be available to check for or diagnose certain ...