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Transvaginal Mesh Insertion in the Ovine Model
Published on: July 27, 2017
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Risk factors for mesh erosion after vaginal sling procedures for urinary incontinence
M K Kokanali1, M Doğanay1, O Aksakal1
1Department of Obstetrics and Gynaecology, Dr. Zekai Tahir Burak Woman's Health Education and Research Hospital, Ankara, Turkey.
Summary
Mesh erosion after vaginal sling procedures for urinary incontinence is a complication with a low incidence. Risk factors include older age, diabetes, smoking, and previous pelvic surgeries.
Area of Science:
- Urogynecology
- Surgical Innovation
- Patient Safety
Background:
- Urinary incontinence affects many women, with surgical mesh slings being a common treatment.
- Mesh erosion is a known complication of these procedures, impacting patient outcomes.
- Identifying risk factors is crucial for improving surgical safety and efficacy.
Purpose of the Study:
- To determine risk factors associated with mesh erosion in women undergoing vaginal sling procedures for urinary incontinence.
- To estimate the incidence of mesh erosion following synthetic mesh sling placement.
Main Methods:
- A retrospective study analyzed 1439 women who underwent either tension-free vaginal tape (TVT) or transobturator tape (TOT) procedures between 2007 and 2013.
- Mesh erosion cases were compared to controls using demographic data, operative techniques, and outcomes from medical records.
- Multivariate regression analysis was employed to identify independent risk factors for mesh erosion.
Main Results:
- The overall incidence of mesh erosion was 4.2% (61/1439), with a significantly higher rate after transobturator tape (TOT) procedures (4.7%) compared to tension-free vaginal tape (TVT) procedures (3.5%).
- Independent risk factors identified include older age, diabetes mellitus, current smoking, vaginal incision length >2 cm, recurrent vaginal incisions, and prior pelvic organ prolapse or incontinence surgery.
- Factors such as higher body mass index and menopausal status were also associated with increased risk.
Conclusions:
- Mesh erosion is a relatively infrequent but significant complication of vaginal sling procedures for urinary incontinence.
- Transobturator tape (TOT) procedures demonstrated a higher erosion rate than tension-free vaginal tape (TVT) procedures.
- Awareness and identification of specific risk factors can aid surgeons in preventing or minimizing mesh erosion complications.
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