The synthetic, tension-free midurethral sling procedure using transobturator tape (TOT) was introduced in 2001. Since then, it has become a mainstream modality in patients with stress urinary incontinence. But, it has been reported to produce many complications such as mesh erosion, hematoma formation, and abscess. We experienced a case of abscess formation in the peritoneal cavity and left internal obturator muscle seven days after the TOT sling procedure, for which we performed a complete

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... val of mesh and a percutaneous drainage of the peritoneal abscess using 10.2-F drain-fix at the department of interventional radiology. To our knowledge, our case is one of the serious complications of the TOT procedure. Here, we report our case with a review of literatures.