Obstetric Anesthesia
Publication Date: February 1, 2016
Last Updated: March 14, 2022
Summary of Recommendations
Perianesthetic Evaluation and Preparation
History and Physical Examination
Conduct a focused history and physical examination before providing anesthesia care.
- This should include, but is not limited to, a maternal health and anesthetic history, a relevant obstetric history, a baseline blood pressure measurement, and an airway, heart, and lung examination, consistent with the American Society of Anesthesiologists (ASA) “Practice Advisory for Preanesthesia Evaluation.”
- When a neuraxial anesthetic is planned or placed, examine the patient’s back.
- Recognition of significant anesthetic or obstetric risk factors should encourage consultation between the obstetrician and the anesthesiologist.
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Intrapartum Platelet Count
The anesthesiologist’s decision to order or require a platelet count should be individualized and based on a patient’s history (e.g., preeclampsia with severe features), physical examination, and clinical signs.
- A routine platelet count is not necessary in the healthy parturient.
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Blood Type and Screen
A routine blood cross-match is not necessary for healthy and uncomplicated parturients for vaginal or operative delivery. The decision whether to order or require a blood type and screen or cross-match should be based on maternal history, anticipated hemorrhagic complications (e.g., placenta accreta in a patient with placenta previa and previous uterine surgery), and local institutional policies.
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Perianesthetic Recording of Fetal Heart Rate Patterns
Fetal heart rate patterns should be monitored by a qualified individual before and after administration of neuraxial analgesia for labor.
- Continuous electronic recording of fetal heart rate patterns may not be necessary in every clinical setting and may not be possible during placement of a neuraxial catheter.
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Overview
Title
Obstetric Anesthesia
Authoring Organization
American Society of Anesthesiologists