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Current perspectives on immunology and psychiatry.
M O'Donnell1, D Silove, D Wakefield
1N.S.W. Institute of Psychiatry, Prince of Wales Hospital, Randwick.
The Australian and New Zealand Journal of Psychiatry
|December 1, 1988
Summary
Recent research in psychoimmunology explores links between mental illness and immune function. While the connection between schizophrenia and immune dysfunction requires more study, depression and psychological distress show a clear link to immunosuppression.
Area of Science:
- Psychoneuroimmunology
- Psychiatry
- Immunology
Background:
- Investigates the bidirectional relationship between psychological states and immune system function.
- Examines the potential role of immunological dysfunction in the etiology of mental illnesses like schizophrenia.
- Explores how psychological distress, such as depression, may lead to immunosuppression and impact disease outcomes, including cancer.
Purpose of the Study:
- To review recent research on psychoimmunology.
- To assess the evidence linking immune system dysfunction to schizophrenia.
- To evaluate the connection between psychological distress, immunosuppression, and the prognosis of illnesses like cancer.
Main Methods:
- Selective review of recent research findings in psychoimmunology.
- Analysis of studies examining immunological or infective mechanisms in schizophrenia etiology.
- Discussion of research on the relationship between depression, psychological distress, and immune function.
Main Results:
- Methodological limitations hinder definitive conclusions regarding immune mechanisms in schizophrenia etiology, though theoretical compatibility with the dopamine hypothesis warrants further research.
- Growing evidence supports a link between depression, psychological distress, and immunosuppression.
- The clinical significance of these psychoimmunological findings remains uncertain.
Conclusions:
- Further research is needed to clarify the role of immunological factors in schizophrenia, considering methodological challenges and existing hypotheses.
- The impact of depression and psychological distress on immune function is increasingly evident, but clinical implications require further investigation.
- The complex interplay between stress, immune response, and disease outcomes, particularly in cancer, has potential implications for clinical psychiatry.