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Case 52 - A 20-Year-Old at 39 Weeks’ Gestation with Persistent Occiput Posterior Presentation, Arrest of Descent, and Worsening Fetal Heart Rate Tracing

from Section 6 - Intrapartum/Delivery

Published online by Cambridge University Press:  08 April 2025

Peter F. Schnatz
Affiliation:
The Reading Hospital, Pennsylvania
D. Yvette LaCoursiere
Affiliation:
University of California, San Diego
Christopher M. Morosky
Affiliation:
University of Connecticut School of Medicine
Jonathan Schaffir
Affiliation:
The Ohio State University College of Medicine
Vanessa Torbenson
Affiliation:
Mayo Clinic Alix School of Medicine
David Chelmow
Affiliation:
Virginia Commonwealth School of Medicine
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Summary

This case provides an approach to the management of protracted second phase of labor in a term primigravida by operative vaginal delivery (OVD). Forceps and vacuum are useful tools to expedite a vaginal delivery when indications are present and prerequisites are met. Risks and potential complications include maternal trauma (such as obstetric anal sphincter injury) and neonatal injury, which occurs in <1% of OVD. While an integral part of obstetric care, use of forceps and vacuum, has decreased to <3% of deliveries, with vacuum used more frequently than forceps. Knowledge of instruments and technique are essential to successful OVD. Both forceps and vacuum are safe and effective means to expedite delivery compared to cesarean section, in the proper setting.

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Type
Chapter
Information
Pregnancy Complications
A Case-Based Approach
, pp. 157 - 160
Publisher: Cambridge University Press
Print publication year: 2025

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References

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Barth, WH Jr. Persistent Occiput Posterior. Obstet Gynecol. 2015;125(3):695709. http://dx.doi.org/10.1097/AOG.0000000000000647 (accessed October 13, 2024).Google ScholarPubMed
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Patient Safety and Quality Committee; Society for Maternal-Fetal Medicine; Staat, B, Combs, CA. SMFM Special Statement: Operative Vaginal Delivery: Checklists for Performance and Documentation. Am J Obstet Gynecol. 2020;222(5):B15B21.Google ScholarPubMed
Merriam, AA, Ananth, CV, Wright, JD, et al. Trends in Operative Vaginal Delivery, 2005–2013: A Population-Based Study. Br J Obstet Gynaecol. 2017;124(9):13651372.CrossRefGoogle ScholarPubMed
Accreditation Council for Graduate Medical Education. Obstetrics and Gynecology Case Logs: National Data Report 2023. https://apps.acgme-i.org/ads/Public/Reports/Report/25 (accessed October 28, 2023).Google Scholar

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