Colonoscopies save lives, but they're not perfect
790 views · Published 19 September 2013 · 2:08 · Indexed 26 September 2026
Channel: CBS News · 2013 · News & Politics
A new study published in The New England Journal of Medicine found colonoscopies can prevent 40 percent of all cases of colon cancer by finding polyps before they turn cancerous. But doctors may be performing the screening too quickly to find the hidden polyps. Dr. Jon LaPook reports.
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