Anal Fistula

Overview

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An anal fistula is an abnormal tunnel that forms between the anal canal and the skin near the anus. It often develops due to an untreated anal abscess, leading to pain, swelling, and recurrent infections. In some cases, fistulas can also connect to other organs, such as the vagina or urinary tract.

Since anal fistulas do not heal on their own, surgical intervention is necessary. Treatment options vary depending on the complexity of the fistula and may include fistulotomy, seton placement, laser therapy, or reconstructive surgery. Individuals with conditions like Crohn’s disease, colitis, chronic diarrhea, or a history of rectal cancer treatment may have a higher risk of developing an anal fistula.
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When is Surgery Recommended?
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Anal fistula surgery is recommended for individuals experiencing persistent pain, drainage, or recurrent infections that do not heal with medications or other treatments. If the fistula becomes complex or affects bowel control, surgical intervention may be necessary to prevent further complications.

Surgery is also required when the fistula leads to abscess formation, swelling, or difficulty sitting and moving. Since anal fistulas rarely heal on their own, surgical treatment is the most effective long-term solution to restore normal function and prevent recurrence.


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Procedure Details
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Anal fistula surgery is performed using different techniques based on the severity and complexity of the condition.

Fistulotomy: The fistula is opened and flattened to heal from the inside out. This is typically an outpatient procedure, meaning patients can go home the same day.

Seton Placement: A suture or rubber band (seton) is placed inside the fistula to allow drainage and gradual healing, lowering the risk of incontinence.

Filling with Medical Glue or Plug: The inner opening of the fistula is closed, and the tunnel is filled with a biodegradable material that the body absorbs over time.

Laser Therapy: A laser probe is used to close the fistula tunnel, providing a minimally invasive option with a faster recovery.

Reconstructive Surgery: In some cases, advanced surgical techniques, such as staged surgery or advancement flap procedures, are required to repair the fistula while preserving sphincter function.
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Recovery
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Healing after anal fistula surgery varies based on the treatment method used. Most patients experience mild discomfort and drainage initially, which improves over time. Pain can be managed with medications, sitz baths, and proper wound care.

We provide personalized aftercare instructions, including hygiene recommendations, dietary adjustments, and activity modifications. Regular follow-up appointments help monitor healing progress and prevent recurrence. Patients are encouraged to avoid constipation, maintain proper hygiene, and follow medical guidance for long-term success.