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Postoperative delirium: etiology and management
Mathew McDaniel1, Charles Brudney
1Department of Anesthesiology, Duke University, Durham, North Carolina, USA.
Current Opinion in Critical Care
|June 27, 2012
Summary
Postoperative delirium significantly impacts surgical patients, increasing mortality and long-term cognitive decline. This condition incurs substantial healthcare costs, highlighting the need for effective management strategies.
Area of Science:
- Anesthesiology and Perioperative Medicine
- Geriatric Medicine
- Critical Care Medicine
Background:
- Postoperative delirium (POD) is a complex neurological condition presenting significant challenges to perioperative physicians.
- It is a common complication following surgery, affecting a substantial percentage of patients across various settings.
Purpose of the Study:
- To review the current understanding of postoperative delirium, its prevalence, and its associated patient outcomes.
- To highlight the significant financial burden and clinical impact of POD.
Main Methods:
- Systematic review and meta-analysis of existing literature on postoperative delirium.
- Analysis of data from mixed medical and surgical patient populations.
Main Results:
- Postoperative delirium affects an average of 36.8% of surgical patients, with wide variability.
- Delirium episodes are associated with doubled odds of mortality, increased institutionalization, and heightened risk of dementia.
- POD correlates with prolonged mechanical ventilation, ICU stays, and overall hospital length of stay.
Conclusions:
- The economic impact of delirium in the US is estimated between $38 and $152 billion annually.
- There is a strong impetus to further understand and develop effective treatments for postoperative delirium.
- Addressing POD is crucial for improving patient outcomes and reducing healthcare expenditures.
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