A hyperplastic polyp is a growth that can develop in the colon or stomach. They do not always cause symptoms, but some people may experience rectal bleeding. Rarely, the polyps may be precancerous.

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

Researchers studying over 8,400 colonoscopies discovered that having both adenomas and serrated polyps in the bowel can raise the risk of serious precancerous changes by up to five times. These two ...