Overview
A fistula forms when an infected anal gland or abscess creates a tract to the skin.
Symptoms
• Drainage (pus or stool)
• Irritation
• Odor
• Pain
• Recurrent abscesses
Causes
• Abscess
• Crohn’s disease
• Trauma
• Infection
Diagnosis
• Physical exam
• MRI (complex fistulas)
• Endoanal ultrasound
Treatment
• Fistulotomy
• Seton placement
• Advancement flap surgery
• LIFT procedure
Self-Management
Track flare symptoms and drainage patterns but seek specialist care.