Skip to Content
Home > Wellness > Health Library > Anal Fistula
An anal fistula is a passage (tract) from the anal canal
to a hole in the skin near the anus. This abnormal condition may occur after
rectal surgery, after an abscess in the rectal area, or as a complication of
Crohn's disease (a form of inflammatory bowel disease).
Symptoms of an anal fistula include itchy, irritated skin from
fluids passing out of the rectum through the hole in the skin. The fluid
usually contains mucus and small amounts of blood. An anal fistula may become
infected. When infection develops, an anorectal abscess can form.
When an anal fistula is suspected, a visit to a doctor
Current as of:
November 14, 2014
E. Gregory Thompson, MD - Internal Medicine & Arvydas D. Vanagunas, MD - Gastroenterology
How this information was developed to help you make better health decisions.
To learn more, visit Healthwise.org
© 1995-2015 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Our interactive Decision Points guide you through making key health decisions by combining medical information with your personal information.
You'll find Decision Points to help you answer questions about:
Get started learning more about your health!
Our Interactive Tools can help you make smart decisions for a healthier life. You'll find personal calculators and tools for health and fitness, lifestyle checkups, and pregnancy.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.