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Related Experiment Videos

Catechol O-methyltransferase genetic polymorphism in panic disorder.

Jong-Min Woo1, Kyung-Sik Yoon, Bum-Hee Yu

  • 1Department of Neuropsychiatry, Seoul Paik Hospital, Inje University, Seoul, Korea.

The American Journal of Psychiatry
|October 3, 2002
PubMed
Summary

The catechol O-methyltransferase (COMT) L/L genotype is more common in panic disorder patients and linked to poorer treatment outcomes, suggesting a role in the condition's development and response to therapy.

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Area of Science:

  • Psychiatric Genetics
  • Neuroscience

Background:

  • Panic disorder is a common psychiatric condition.
  • Genetic factors are implicated in the etiology of panic disorder.

Purpose of the Study:

  • To investigate the distribution of catechol O-methyltransferase (COMT) genotypes in patients with panic disorder.
  • To explore the association between a specific COMT polymorphism and the clinical features of panic disorder.

Main Methods:

  • Genotyping for COMT polymorphism was performed on 51 patients with panic disorder and 45 healthy controls.
  • Clinical variables were assessed in patients diagnosed with panic disorder.

Main Results:

  • The L/L genotype of COMT was significantly more frequent in panic disorder patients (19.6%) compared to healthy subjects (2.2%).

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  • A significant association was found between panic disorder and the L allele and L/L genotype.
  • Patients with the L/L genotype exhibited a poorer response to treatment.

    • Conclusions:

    • The L/L genotype of the COMT gene may contribute to the susceptibility to panic disorder.
    • COMT genotype may influence treatment outcomes in panic disorder patients.