Sigmoidoscopy is a procedure used to see inside the sigmoid colon and rectum. The sigmoid colon is the area of the large intestine nearest the rectum.
Flexible sigmoidoscopy; Sigmoidoscopy - flexible; Proctoscopy; Proctosigmoidoscopy; Rigid sigmoidoscopy
How the Test is Performed
During the test:
Sigmoidoscopy using a rigid scope may be done to treat problems of the anus or rectum.
How to Prepare for the Test
Your bowel needs to be completely empty and clean for the exam. A problem in your large intestine that needs to be treated may be missed if your intestines are not cleaned out.
Your health care provider will give you the steps for cleansing your bowel. This is called bowel preparation. Steps may include using enemas, not eating solid foods for 2 or 3 days before the test, and taking laxatives. Follow instructions exactly. This ensures accurate results.
How the Test will Feel
During the exam you may feel:
After the test, your body will pass the air that was put into your colon.
Children may be given medicine to make them sleep lightly (sedated) for this procedure.
Why the Test is Performed
Your doctor may recommend this test to look for the cause of:
This test can also be used to:
A normal test result will show no problems with the color, texture, and size of the lining of the sigmoid colon, rectal mucosa, rectum, and anus.
What Abnormal Results Mean
Abnormal results can indicate:
There is a slight risk of bowel perforation (tearing a hole) and bleeding at the biopsy sites. The overall risk is very small.
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