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Suicide risk in Huntington's disease
L Di Maio1, F Squitieri, G Napolitano
1Department of Medical and Molecular Genetics, Indiana University School of Medicine, Indianapolis.
Journal of Medical Genetics
|April 1, 1993
Summary
Suicide is more common in families with Huntington's disease (HD) than in the general population. This elevated suicide risk requires careful consideration during genetic counseling and predictive testing for HD.
Area of Science:
- Neurogenetics
- Psychiatry
- Public Health
Background:
- Huntington's disease (HD) is a progressive neurodegenerative disorder.
- Genetic counseling and predictive testing are crucial for HD management.
- Understanding associated risks like suicide is vital for affected families.
Purpose of the Study:
- To evaluate the relevance of suicide risk in families affected by Huntington's disease.
- To quantify the frequency of suicide in individuals with varying genetic risk for HD.
Main Methods:
- Analysis of data from 2793 subjects registered with the National Huntington's Disease Research Roster.
- Examination of reported causes of death, specifically suicide, across different risk categories within HD families.
Main Results:
- Suicide was the cause of death for 7.3% (205 subjects) of the study cohort.
- Suicide rates were higher across all risk categories (affected, possibly affected, 50% risk, 25% risk, possibly at risk, and normal relatives) compared to the general US population.
- The data indicate a significant prevalence of suicide within families impacted by HD.
Conclusions:
- Suicide represents a considerable risk factor in families affected by Huntington's disease.
- The elevated suicide risk necessitates careful consideration in genetic counseling and predictive testing strategies for HD.
- Further research and support systems are warranted to address suicide prevention in the HD community.