Intestine and Lower Gastrointestinal Tract · 31 July 2025

TROPIS shows high cure rates for complex anal fistulas

Researchers conducted a systematic review and meta-analysis of the Transanal Opening of Intersphincteric Space (TROPIS) procedure for high complex anal fistulas, involving six studies and 499 patients. The analysis revealed a one-time cure rate of 80%, with a recurrence rate of 20% and an impressive final cure rate of 89%. Notably, no adverse events were reported, indicating the procedure’s safety and efficacy. Sensitivity analyses confirmed the stability of these promising results.

Journal Article by Zhou P, Lu J, Sun Y and Wang J in Int J Surg

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