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Digestive & GastrointestinalModerate
Anal Fistula
Colorectal & Proctology · Digestive & Gastrointestinal
Moderate
Severity
Uncommon — develops in a meaningful proportion of patients following an anal abscess, more frequent in men
Prevalence
No
Contagious
Colorectal & Proctology
Specialist
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🔬Causes & Risk Factors
- 1Most commonly develops following an anal abscess
- 2where the infection tracks through tissue and forms a chronic tunnel connecting an infected anal gland to the skin surface. Other causes include inflammatory bowel disease
- 3particularly Crohn's disease
- 4prior anal surgery
- 5radiation therapy
- 6and
- 7less commonly
- 8tuberculosis or other infections. Persistent bacterial contamination within the tract prevents natural closure of the fistula.
More About Anal Fistula
About the Anal FistulaWarning Signs of Anal FistulaCommon Symptoms of Anal FistulaHow Doctors Diagnose Anal FistulaTreatment Options for Anal FistulaAnal Fistula PreventionAnal Fistula ProgressionAnal Fistula Treatment CostFrequently Asked Questions About Anal FistulaAsk a Question About Anal FistulaConditions Related to Anal Fistula
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⚕️ Medical Disclaimer
This page is for informational purposes only and does not substitute professional medical advice. Always consult a qualified healthcare professional. In emergencies, call 112.