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Trichotillomania and obsessive-compulsive disorder

D J Stein1, D Simeon, L J Cohen

  • 1Department of Psychiatry, University of Stellenbosch, South Africa.

The Journal of Clinical Psychiatry
|January 1, 1995
PubMed
Summary

Trichotillomania (hair pulling disorder) and obsessive-compulsive disorder share similarities but also have key differences. Further research is needed to understand these complex conditions and their relationship.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Behavioral Science

Background:

  • Trichotillomania, characterized by repetitive hair pulling, is increasingly studied.
  • Obsessive-compulsive disorder (OCD) shares ritualistic behaviors and responds to serotonin reuptake inhibitors, prompting comparative research.

Purpose of the Study:

  • To compare and contrast trichotillomania and obsessive-compulsive disorder.
  • To explore trichotillomania's potential classification within the obsessive-compulsive spectrum.
  • To investigate potential links between trichotillomania and impulsive disorders.

Main Methods:

  • Systematic review of existing research on trichotillomania and obsessive-compulsive disorder.
  • Comparative analysis of diagnostic criteria, demographics, phenomenology, neurochemistry, neuropsychiatry, and treatment approaches.

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Main Results:

  • Trichotillomania and OCD exhibit both shared characteristics and significant differences.
  • Viewing trichotillomania as an obsessive-compulsive spectrum disorder involving grooming behavior disturbances is a useful heuristic.
  • Trichotillomania shares features with impulsive disorders, suggesting a complex etiology.

Conclusions:

  • Trichotillomania may be considered within the obsessive-compulsive spectrum, but distinct features warrant further investigation.
  • The relationship between trichotillomania, OCD, and impulsive disorders requires additional empirical study.
  • Understanding these complex disorders is crucial for effective clinical and research strategies.