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Brain dysfunction behind functional symptoms: neuroimaging and somatoform, conversive, and dissociative disorders
Javier García-Campayo1, Nicolas Fayed, Antoni Serrano-Blanco
1Somatoform Disorders and Fibromyalgia Unit, Miguel Servet University Hospital, University of Zaragoza, Instituto Aragonés de Ciencias de la Salud, Zaragoza, Spain. jgarcamp@arrakis.es
Current Opinion in Psychiatry
|June 26, 2009
Summary
Neuroimaging studies reveal altered stress regulation in somatoform disorders and hippocampal dysfunction in fibromyalgia. These findings may help tailor treatments by identifying patient subgroups.
Area of Science:
- Neuroscience
- Psychiatry
- Medical Imaging
Background:
- Neuroimaging research in psychiatry is rapidly expanding.
- Many psychiatrists lack familiarity with current neuroimaging advancements.
Purpose of the Study:
- To summarize key neuroimaging findings for somatoform, conversive, and dissociative disorders.
- To bridge the knowledge gap between psychiatrists and neuroimaging research.
Main Methods:
- Systematic review of relevant neuroimaging research articles.
- Focus on studies published between January 2007 and June 2008.
Main Results:
- Somatoform disorders show altered stress regulation, the impact of catastrophizing, and links to abuse history.
- Fibromyalgia research indicates challenges in differentiating subtypes, hippocampal dysfunction, and potential aging associations.
- Dissociative disorders exhibit distinct memory encoding patterns and parietal lobe alterations.
Conclusions:
- Neuroimaging can enhance understanding of the etiology of these disorders.
- Identifying patient subgroups through neuroimaging may enable personalized treatment strategies.
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