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You'll start the test lying on your side on the test table, ordinarily with your knees drawn toward your chest. The doctor will embed a colonoscope into your rectum. But, how long does a colonoscopy take?

The extension - which is sufficiently long to arrive at the whole length of your colon - contains a light and a tube (channel) that allows the doctor to pump air or carbon dioxide into your colon.

The air or carbon dioxide blows up the colon, which gives a superior perspective on the coating of the colon. However, how long does a colonoscopy take?

The colonoscope likewise contains a small video camera at its tip. The camera sends images to an outside screen with the goal that the doctor can study the inside of your colon.

How long does a colonoscopy take? A colonoscopy regularly takes around 30 to an hour.