Screening colonoscopy is a test that allows a healthcare provider to examine the inside of the colon and rectum for polyps, which are small growths on the lining of the colon that may become cancerous over time. During the procedure, a thin, flexible tube called a colonoscope is inserted into the rectum and advanced through the colon. The colonoscope has a small camera at the end, which allows the healthcare provider to view the inside of the colon on a screen. If polyps are found, they can be removed during the procedure.

It is important to note that this online calculator is only for informational purposes and should not be used as a substitute for talking to a healthcare provider. The decision to undergo a colonoscopy or any other screening test should be made in consultation with a healthcare provider, who can take into account an individual's personal and family medical history, lifestyle factors, and other factors that may affect their risk of colorectal cancer. It is always important to follow the recommendations of a healthcare provider when it comes to cancer screening.