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[Schizophrenia and cognition: a neurodevelopmental approach]
D Da Fonseca1, D Rosset, F Bat
1Service de pédopsychiatrie, hôpital Salvator, 349, boulevard Sainte-Marguerite, 13009 Marseille, France. david.dafonseca@ap-hm.fr
L'Encephale
|January 4, 2012
Summary
Schizophrenia may stem from abnormal neurodevelopment, with prenatal factors and early brain changes contributing to cognitive deficits. This neurodevelopmental hypothesis links genetic and environmental influences to the disorder
Area of Science:
- Neuroscience
- Psychiatry
- Genetics
Context:
- Schizophrenia is increasingly understood through a neurodevelopmental lens.
- Evidence suggests prenatal abnormalities, influenced by genetic and environmental factors, are key.
- Pregnancy and birth complications are identified as risk factors.
Purpose:
- To explore the neurodevelopmental hypothesis of schizophrenia.
- To connect early central nervous system abnormalities with clinical manifestations.
- To integrate genetic, environmental, and clinical findings.
Summary:
- The neurodevelopmental hypothesis posits schizophrenia arises from prenatal disruptions.
- Cognitive deficits observed before illness onset are seen as markers of early neurodevelopmental issues.
- Brain imaging reveals structural abnormalities and progressive changes, supporting early developmental origins.
- Genes implicated in schizophrenia are involved in crucial brain development processes.
Impact:
- Provides a framework for understanding schizophrenia's origins.
- Highlights the importance of early life factors in mental health.
- Suggests potential targets for early intervention and prevention strategies.
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