Harvard Health Letter

New study highlights value of colon cancer screenings

New research continues to support the effectiveness of colonoscopies and the removal of potentially cancerous polyps during those procedures. In the recent U.S. National Polyp Study, researchers studied the effects of removing adenomatous polyps, which are those that can become cancerous. The 10-year study, published Feb. 23 in the New England Journal of Medicine, found that patients in whom adenomatous polyps had been removed had colon cancer-related mortality that was 50% lower than other patients. The study involved more than 2,600 adults who were followed for about 15 years.

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