Sigmoidoscopy (Anoscopy, Proctoscopy)
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Sigmoidoscopy (Anoscopy, Proctoscopy)
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What Affects the Test
Reasons you may not be able to have the test or why the results may not be helpful include:
- Stool in the colon or rectum.
- The structure of the colon, such as a colon that has many turns.
- A barium enema done within a week before sigmoidoscopy.
- Rectal bleeding.
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Last Updated:
April 30, 2009- Author:
- Monica Rhodes
- Medical Review:
- Kathleen Romito, MD - Family Medicine
Jerome B. Simon, MD, FRCPC, FACP - Gastroenterology
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