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Fistulotomy or seton in anal fistula: a decisional algorithm
1General Surgery, San Martino, IST Hospital, Via Fratelli Coda 67/5 a, 16166, Genoa, Italy, andrea.cariati@libero.it.
Updates in Surgery
|June 5, 2013
Summary
This study introduces a new algorithm for treating anal fistulas, prioritizing sphincter preservation. The approach achieved high healing rates and low complication rates, minimizing incontinence risks in patients.
Area of Science:
- Proctology
- Surgical Gastroenterology
Background:
- Anal fistula is a common proctological condition.
- Preserving anal sphincters is crucial for maintaining continence.
Purpose of the Study:
- To report the experience with a decisional algorithm for sphincter-saving anal fistula procedures.
- To evaluate the efficacy and complication rates of the algorithm.
Main Methods:
- A retrospective analysis of 206 patients treated for anal fistula from 2008 to 2011.
- Application of a decisional algorithm involving seton placement, fistulotomy, and partial fistulectomy.
- Categorization of procedures based on fistula type and sphincter involvement.
Main Results:
- High healing rates (100%) with seton treatment, with healing times from 1-6 months in 97% of patients.
- Low incidence of transient fecal soiling (11.5%) and no major postoperative incontinence reported.
- Low recurrence rates: 3.5% for trans-sphincteric fistulas treated with seton and 3% for partial fistulectomy/fistulotomy.
Conclusions:
- The decisional algorithm effectively reduces sphincter-cutting procedures (to 20%) without increasing major anal incontinence.
- This approach offers good results with a low complication rate for anal fistula treatment.
- The algorithm presents a promising strategy for managing anal fistulas while preserving sphincter function.
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