Overview Virtual colonoscopy is a procedure usually done to look for polyps inside the colon. It is a procedure related to gastroenterology . Polyps that grow on the inside lining of the colon sometimes turn into colon cancer. It is recommended by gastroenterologists that both men and women begin screening for colon cancer at the age of 50, and continue every five years. In case of family history of colon cancer or other colon related problems, it is advised to start screening even earlier. Why is it done? Colon cancer is the third most common cancer in men and women. The reason for virtual colonoscopy is to find polyps and remove them before they become cancer or to find colon cancer at an early stage when it can be treated successfully. Also read: Colon Cancer – Understand it to Detect it What Are The Advantages Of Virtual Colonoscopy? As compared to conventional colonoscopy, virtual colonoscopy has several advantages, which in