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Laparoscopic Non-Mesh Cerclage Pectopexy for Pelvic Organ Prolapse
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Complications Associated with Cervical Cerclage: A Systematic Review
Sanah Alani1, Jessica Wang1,2, Eva Suarthana1
1Department of Obstetrics and Gynecology, McGill University, Montreal, QC, Canada.
Gynecology and Minimally Invasive Therapy
|April 7, 2023
Summary
Cervical cerclage rarely causes serious complications like fistula formation, especially vesicovaginal fistulas. This study investigated the incidence and factors associated with these rare but serious complications.
Area of Science:
- Obstetrics and Gynecology
- Surgical Complications
- Maternal-Fetal Medicine
Background:
- Cervical cerclage improves live birth rates but carries rare risks of fistula or erosion.
- Understanding risk factors for these serious complications is crucial.
Purpose of the Study:
- To evaluate the incidence of fistula formation or erosion after transvaginal cervical cerclage.
- To identify associated clinical and sociodemographic factors.
Main Methods:
- Systematic literature search of PubMed, Medline, and Embase databases up to July 2021.
- Inclusion of 9 full-text articles (7 case reports/series) and 2 retrospective reviews.
- Analysis of 11 patients with late complications and 75 patients from reviews.
Main Results:
- Fistula formation was the most common late complication, particularly vesicovaginal fistulas (63.6%).
- Overall fistula incidence was 1.3% in retrospective reviews.
- Elective procedures (66.7%) and McDonald cerclage (80%) were common.
Conclusions:
- Fistula formation, especially vesicovaginal, is the most common rare long-term complication of cervical cerclage.
- Further research is needed to clarify risk factors for these uncommon but serious complications.

