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What is the difference between colonoscopy and flexible sigmoidoscopy?

April 26, 2017Colonoscopy flexible sigmoidoscopy

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What is the difference between colonoscopy and flexible sigmoidoscopy?

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A colonoscopy is considered the “gold standard” for colorectal screening because it enables doctors to visualize the entire colon to find and remove polyps. A sigmoidoscopy can only provide visual information on the lower third of the colon.