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Related Experiment Video

Updated: Sep 22, 2025

Quantification of Drosophila melanogaster Grooming Behavior for Evaluation of Excessive Grooming Phenotypes
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[Trichotillomania].

Mikkel Bohn1, Per Hove Thomsen1, Judith Becker Nissen1

  • 1Børne- og Ungdomspsykiatrisk Afdeling (BUA), Aarhus Universitetshospital Psykiatrien.

Ugeskrift for Laeger
|May 20, 2022
PubMed
Summary

Trichotillomania (TTM), a disorder causing hair pulling, affects 1-3% of people, leading to significant distress. This review offers an updated overview of TTM

Area of Science:

  • Psychiatry
  • Dermatology
  • Psychology

Background:

  • Trichotillomania (TTM) is a disorder characterized by the recurrent urge to pull out one's own hair.
  • It is associated with significant psychosocial impairment and reduced quality of life.
  • The lifetime prevalence of TTM is estimated to be between 1-3%.

Purpose of the Study:

  • To provide an up-to-date, comprehensive overview of Trichotillomania.
  • To consolidate current knowledge on the genesis, epidemiology, etiology, phenomenology, and comorbidity of TTM.
  • To present the current state of treatment options, their implications, and future clinical and research perspectives.

Main Methods:

  • This is a review article, synthesizing existing literature.
  • It includes a review of epidemiological data, etiological theories, and clinical presentations.

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  • The review also examines current treatment strategies and research findings.

    • Main Results:

    • TTM affects individuals across different age groups and genders, with varying prevalence rates.
    • Understanding the etiology and phenomenology is crucial for effective management.
    • Current treatment options show variable efficacy, highlighting the need for further research.

    Conclusions:

    • Trichotillomania is a complex disorder with significant impact on patients' lives.
    • Further research into etiology and novel treatment strategies is warranted.
    • An integrated approach combining clinical and research perspectives is essential for advancing TTM care.