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Updated: Jul 11, 2025

A Mouse Model of Orthopedic Surgery to Study Postoperative Cognitive Dysfunction and Tissue Regeneration
Published on: February 27, 2018
Postoperative neurocognitive disorders: A clinical guide.
Ozlem Korkmaz Dilmen1, Basak Ceyda Meco2, Lisbeth A Evered3
1Istanbul University- Cerrahpasa, Cerrahpasa Faculty of Medicine, Department of Anaesthesiology and Intensive Care, Istanbul, Turkey.
Postoperative cognitive dysfunction can negatively impact patients, especially the elderly. Implementing a bundle of preventive measures, guided by the Safe Brain Initiative, can reduce its incidence and duration.
Area of Science:
- Anesthesiology
- Neuroscience
- Geriatrics
Background:
- Postoperative cognitive outcomes are a growing concern, impacting patient autonomy, quality of life, and increasing morbidity/mortality, particularly in elderly patients.
- Surgical and anesthetic stress can trigger neuroinflammation, neurotoxicity, and hypercoagulopathy, contributing to cognitive decline.
- Multifaceted strategies to mitigate perioperative stress show promise in improving patient outcomes.
Purpose of the Study:
- To present evidence-based recommendations for preventing, diagnosing, and treating postoperative neurocognitive disorders.
- To advocate for the Safe Brain Initiative approach in patient care.
- To highlight the importance of a holistic, team-based strategy.
Main Methods:
- Review of empirical research on postoperative cognitive outcomes.
- Analysis of pathophysiological processes involved in cognitive dysfunction.
- Examination of preventive strategies, including EEG-guided anesthesia, analgesia, and hemodynamic stability.
- Consideration of the ESAIC Safe Brain Initiative recommendations.
Main Results:
- Multi-faceted preventive initiatives (preoperative, intraoperative, postoperative) can decrease the incidence and duration of postoperative delirium.
- Personalized anesthesia depth, adequate analgesia, and hemodynamic stability are modifiable risk factors.
- A team-based approach enhances clinical and functional outcomes.
Conclusions:
- Implementing a bundle of non-invasive preventive measures is recommended for patient-centered care.
- Evidence supports the efficacy of comprehensive strategies in mitigating postoperative neurocognitive disorders.
- The Safe Brain Initiative provides a framework for improved patient care and outcomes.
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