Colorectal cancer screening and surveillance: Clinical guidelines and rationale?Update based on new evidence

We have updated guidelines for screening for colorectal cancer. The original guidelines were prepared by a panel convened by the U.S. Agency for Health Care Policy and Research and published in 1997 under the sponsorship of a consortium of gastroenterology societies. Since then, much has changed, both in the research rature and in the clinical context. The present report summarizes new developments in this field and suggests how they should...