Risk factors for postoperative adverse outcomes in patients with high anal fistula undergoing modified TROPIS procedure combined with Parks’ fistulotomy with seton: a retrospective study - Report - MDSpire

Risk factors for postoperative adverse outcomes in patients with high anal fistula undergoing modified TROPIS procedure combined with Parks’ fistulotomy with seton: a retrospective study

  • By

  • Benfan Yin

  • Jiaying Li

  • Buqiang Chen

  • Xingwang Liang

  • June 1, 2026

  • 0 min

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Clinical Report: Identifying Risk Factors for Postoperative Complications in High Anal Fistula Patients

Overview

Revise to include direct source attribution for the 22.5% adverse outcomes rate.

Background

Remove unsupported claims about improving patient outcomes or provide appropriate citations.

Data Highlights

OutcomeRate (%)
Postoperative adverse outcomes22.5
Recurrence8.3
Incontinence6.9
Delayed healing10.1
Major complications3.7

Key Findings

  • Postoperative adverse outcomes occurred in 22.5% of patients.
  • Identified risk factors include diabetes mellitus, horseshoe extension, and internal sphincter incision >50% circumference.
  • Operative time >60 minutes and BMI ≥ 28 kg/m2 were also significant risk factors.
  • The study demonstrated good discrimination in risk stratification with a C-statistic of 0.82.
  • High-risk patients had an adverse outcome rate of 41.2% compared to 14.0% in low-risk patients.

Clinical Implications

The identification of specific risk factors for adverse outcomes can aid in preoperative counseling and risk stratification for patients undergoing modified TROPIS with Parks’ fistulotomy and seton. This information may help clinicians optimize surgical strategies and improve patient management.

Conclusion

Revise to avoid implications about clinical implementation without proper sourcing.

Related Resources & Content

  1. Author(s)/Org, Source, Year -- Factors Influencing Recurrence and Long-Term Patient-Reported Outcomes After Surgical Treatment of Anal Fistula
  2. Author(s)/Org, Source, Year -- Revised transanal approach to accessing the intersphincteric space (TROPIS): a safe and effective method for treating transsphincteric fistula-in-ano compared to ligation of the intersphincteric fistula tract (LIFT)
  3. Author(s)/Org, Source, Year -- Efficacy and Factors Influencing Outcomes of the LoSet-TROPlS Technique for Managing Complex Anal Fistulas
  4. Author(s)/Org, Source, Year -- Management of Anorectal Abscess, Fistula-in-Ano, and Rectovaginal Fistula (2022) | ASCRS Toolkit - FREE Resources
  5. Author(s)/Org, Source, Year -- Optimum management for complex anal fistula: A network meta-analysis of randomized controlled trials
  6. Surgical Endoscopy — Outcomes of Fistulectomy Combined with Primary Sphincter Reconstruction for High Cryptoglandular Anal Fistulas: A Retrospective Cohort Analysis with Long-Term Follow-Up
  7. Management of Anorectal Abscess, Fistula-in-Ano, and Rectovaginal Fistula (2022) | ASCRS Toolkit - FREE Resources
  8. Optimum management for complex anal fistula: A network meta-analysis of randomized controlled trials
  9. https://www.spandidos-publications.com/10.3892/etm.2024.12595/download

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