Verified answer

It's only a screening tool to see what you have.

It's a screening tool to detect and prevent abnormal polyps from becoming cancerous.

It is screening tool but possible can detect early abnormal lesion like polyp and help to treat.

lt is a screening tool. However, if the polyp is small, and the

colonoscopy removes all of the polyp, then a possible tumor

has been removed from the body

It's a screening tool. Mammograms don't prevent breast cancer, either.