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The main purpose of a virtual colonoscopy is to examine your large intestine for signs of growths that could become colorectal cancer (colon polyps) or colorectal cancer at its early stage, when it is most treatable. You may consider virtual colonoscopy as an alternative to screening colonoscopy, if you do not have any risk factors for colorectal cancer. If you have one or more risk factors, we recommend you have a standard colonoscopy.
Risk factors that generally make a standard colonoscopy a better option for you include: