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Schizophrenia and Marfan syndrome
P Sirota1, M Frydman, L Sirota
1Department of Psychiatry, Yehuda Arbarbanel Mental Health Center, Bat Yam, Israel.
The British Journal of Psychiatry : the Journal of Mental Science
|September 1, 1990
Summary
Schizophrenia and Marfan syndrome co-occurred in five patients and relatives, suggesting a genetic link. This finding could help map the schizophrenia susceptibility gene using a candidate-gene approach.
Area of Science:
- Genetics
- Psychiatry
- Medical Genetics
Background:
- Schizophrenia is a complex psychiatric disorder with a significant genetic component.
- Marfan syndrome is a genetic connective tissue disorder.
- Understanding the genetic basis of schizophrenia is crucial for developing effective treatments.
Observation:
- A statistically significant association was observed between schizophrenia and Marfan syndrome in a family study.
- Five index patients and three first-degree relatives presented with both conditions.
Findings:
- The co-occurrence suggests a potential genetic linkage or shared etiology between schizophrenia and Marfan syndrome.
- Linkage disequilibrium between adjacent genes or a cytogenetic abnormality are proposed as possible explanations.
Implications:
- These findings offer a novel avenue for mapping the schizophrenia susceptibility gene.
- The candidate-gene approach can be utilized to investigate the genetic underpinnings of schizophrenia.
- Further research can explore the specific genetic mechanisms connecting these two distinct disorders.