Study: Risk of sigmoidoscopy missing polyps rises with age

10/10/2013 | Medscape (free registration)

An analysis of more than 120,000 colonoscopies found the risk that a screening sigmoidoscopy will fail to detect a potentially cancerous polyp rises with the age of the patient. U.S. researchers said for patients age 70 and older, the risk of missing a polyp can be up to 50%. Experts suggested the data provide additional support for colonoscopy for screening.

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