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Tourette's syndrome: a behavioral spectrum disorder
1Department of Medical Genetics, City of Hope National Medical Center, Duarte, California 91010.
Advances in Neurology
|January 1, 1995
Summary
Tourette's syndrome (TS) is a complex, inherited neuropsychiatric disorder. Its inheritance involves multiple genes impacting dopamine and serotonin, leading to diverse behavioral symptoms beyond tics.
Area of Science:
- Neuroscience
- Genetics
- Psychiatry
Background:
- Tourette's syndrome (TS) is a complex, hereditary neuropsychiatric disorder.
- Tics are a primary symptom, but a wide spectrum of behavioral issues is also present.
- The underlying genetic mechanisms are intricate and not fully understood.
Purpose of the Study:
- To explore the complex inheritance patterns of Tourette's syndrome.
- To understand the role of neurotransmitters in the behavioral manifestations of TS.
- To highlight the challenges and rewards in managing TS.
Main Methods:
- Review of current genetic and neurobiological data.
- Analysis of neurotransmitter systems (dopamine, serotonin) implicated in TS.
- Clinical observation of the spectrum of behavioral disorders in TS.
Main Results:
- Inheritance of TS involves the interaction of multiple common genes.
- These genes affect dopamine and serotonin metabolism.
- Neurotransmitter dysregulation contributes to a broad range of behavioral disorders.
Conclusions:
- Tourette's syndrome is a complex genetic disorder with diverse clinical presentations.
- Effective treatments are available, making management rewarding despite challenges.
- Further research into genetic and neurobiological factors is warranted.