Fistula

Definition

A fistula is an abnormal connection between two body parts, such as an organ or blood vessel and another structure. Fistulas are usually the result of an injury or surgery. Infection or inflammation can also cause a fistula to form.

Information

Fistulas may occur in many parts of the body. They can form between:

Inflammatory bowel disease, such as ulcerative colitis or Crohn disease, can lead to fistulas between one loop of intestine and another. Injury can cause fistulas to form between arteries and veins.

Types of fistulas include:

References

De Prisco G, Celinski S, Spak CW. Abdominal abscesses and gastrointestinal fistulas. In: Feldman M, Friedman LS, Brandt LJ, eds. Sleisenger & Fordtran's Gastrointestinal and Liver Disease. 11th ed. Philadelphia, PA: Elsevier; 2021:chap 29.

Lentz GM, Fialkow M. Anal incontinence: diagnosis and management. In: Gershenson DM, Lentz GM, Valea FA, Lobo RA, eds. Comprehensive Gynecology. 8th ed. Philadelphia, PA: Elsevier;2022:chap 22.

Taber's Cyclopedic Medical Dictionary. 24th ed. F.A. Davis Company; 2021 www.tabers.com/tabersonline. Accessed April 5, 2022.


Review Date: 11/4/2021
Reviewed By: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
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