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Psychoneuroimmunology in critically ill patients
1Hadassah-Hebrew University, School of Nursing, Jerusalem, Israel. Freda@md.huji.ac.il
AACN Clinical Issues
|February 8, 2003
Summary
Psychoneuroimmunology reveals that critical care patients often have suppressed immune function due to stress. Managing pain, sleep, and anxiety is crucial for healing and preventing infection in intensive care units.
Area of Science:
- Psychoneuroimmunology
- Behavioral neuroscience
- Immunology
Background:
- Psychoneuroimmunology investigates the complex interplay between behavior, the nervous system, endocrine functions, and the immune system.
- Immune function is frequently compromised in intensive care unit (ICU) patients due to trauma, sepsis, and significant physiological and psychological stress.
Purpose of the Study:
- To review evidence on the interactions between behavior, the neuroendocrine system, and immune function.
- To elucidate the relevance of these interactions for patients in critical care settings.
Main Methods:
- Literature review summarizing existing research findings.
- Analysis of the impact of common ICU stressors on immune functioning.
Main Results:
- Trauma, sepsis, and profound stress suppress immune function in ICU patients.
- Key stressors like pain, sleep deprivation, and anxiety are linked to diminished immune responses.
- Nurses play a vital role in infection prevention and promoting healing.
Conclusions:
- Understanding psychoneuroimmunological principles is essential for critical care nursing.
- Implementing strategies to mitigate stress can support patient recovery and immune health.
- Nurses can actively protect patients from infection and enhance healing by considering these interactions.