Anoscopy is a method to look at the:
The procedure is usually done in a doctor's office.
A digital rectal exam is done first. Then, a lubricated instrument called an anoscope is placed a few inches into the rectum. You will feel some discomfort when this is done.
The anoscope has a light on the end, so your health care provider can see the entire area. A sample for biopsy can be taken, if needed.
You may receive a laxative, enema, or other preparation before the procedure so that you can completely empty your bowel. You should empty your bladder before the procedure.
There will be some discomfort during the procedure. You may feel the need to have a bowel movement. You may feel a pinch when a biopsy is taken.
You can usually return to normal activities after the procedure.
This test may be used to determine whether you have:
The anal canal appears normal in size, color, and tone. There is no sign of:
Abnormal results may include:
There are few risks. If a biopsy is needed, there is a slight risk of bleeding and mild pain.
Reynolds PL, Wilkins T. Anoscopy. In: Pfenninger JL, Fowler GC, eds. Pfenninger & Fowler's Procedures for Primary Care. 3rd ed. Philadelphia, PA: Elsevier Mosby; 2010:chap 98.BACK TO TOP
Review Date: 10/24/2014
Reviewed By: Debra G. Wechter, MD, FACS, general surgery practice specializing in breast cancer, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.
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