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Updated: Jun 5, 2025

Ex Vivo Perfusion of the Rodent Placenta
Published on: May 30, 2019
Anesthetic Considerations and Blood Utilization for Placenta Accreta Spectrum.
1Beth Israel Deaconess Medical Center, Harvard Medical School.
Anesthetic management for placenta accreta spectrum involves pre-operative assessment, psychological preparation, and careful intraoperative fluid management. Post-operative care, including bedside ultrasound, is crucial for decision-making.
Area of Science:
- Anesthesiology
- Obstetrics
- Maternal-Fetal Medicine
Background:
- Placenta accreta spectrum (PAS) presents significant anesthetic challenges.
- Effective management requires a multidisciplinary approach.
- Patient assessment and preparation are critical preoperatively.
Purpose of the Study:
- To outline the anesthetic management of patients with placenta accreta spectrum.
- To highlight key considerations throughout the perioperative period.
- To emphasize the importance of tailored anesthetic choices.
Main Methods:
- Preoperative assessment of patient comorbidities and psychological status.
- Selection of appropriate anesthesia (neuraxial vs. general) based on clinical needs and patient preference.
- Intraoperative monitoring of homeostasis and fluid balance to manage acute blood loss.
- Utilizing viscoelastic testing for coagulation assessment and targeted factor replacement.
- Postoperative care strategies, including the use of bedside ultrasound for rapid assessment.
Main Results:
- Anesthetic management requires careful pre-operative planning and patient preparation.
- Intraoperative fluid management is essential to avoid over-transfusion during acute blood loss.
- Viscoelastic testing can guide coagulation factor replacement.
- Postoperative care is a continuum, with bedside ultrasound aiding swift decision-making.
Conclusions:
- Comprehensive anesthetic management for placenta accreta spectrum spans the entire perioperative period.
- Balancing clinical requirements with patient desires in anesthesia selection is key.
- Effective intraoperative and postoperative care strategies are vital for patient outcomes.
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