Johns Hopkins Psychiatry Guide
Trichotillomania
DEFINITION
- Trichotillomania is a disorder involving repeated urges to pull out hair from the scalp, eyelashes, or any other part of the body, resulting in irregularly shaped bald spots or diffuse hair thinning:[1]Bald Patches in Trichotillomania
- Attempts to stop often fail, despite distress or impairment caused by the hair pulling.[2][3][4]
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Last updated: August 17, 2025
Citation
Zhang, Aileen, et al. "Trichotillomania." Johns Hopkins Psychiatry Guide, The Johns Hopkins University, 2025. Johns Hopkins Guides, www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Psychiatry_Guide/787062/2.1/Trichotillomania.
Zhang A, Lenihan V, Leonpacher A, Nestadt P, Waranch HR. Trichotillomania. Johns Hopkins Psychiatry Guide. The Johns Hopkins University; 2025. https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Psychiatry_Guide/787062/2.1/Trichotillomania. Accessed October 31, 2025.
Zhang, A., Lenihan, V., Leonpacher, A., Nestadt, P., & Waranch, H. R. (2025). Trichotillomania. In Johns Hopkins Psychiatry Guide. The Johns Hopkins University. https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Psychiatry_Guide/787062/2.1/Trichotillomania
Zhang A, Lenihan V, Leonpacher A, Nestadt P, Waranch HR. Trichotillomania [Internet]. In: Johns Hopkins Psychiatry Guide. The Johns Hopkins University; 2025. [cited 2025 October 31]. Available from: https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Psychiatry_Guide/787062/2.1/Trichotillomania.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Trichotillomania
ID - 787062
A1 - Zhang,Aileen,
AU - Lenihan,Victoria,M.D.
AU - Leonpacher,Anne,M.D.
AU - Nestadt,Paul,M.D.
AU - Waranch,H.,Ph.D.
Y1 - 2025/08/17/
BT - Johns Hopkins Psychiatry Guide
UR - https://www.hopkinsguides.com/hopkins/view/Johns_Hopkins_Psychiatry_Guide/787062/2.1/Trichotillomania
PB - The Johns Hopkins University
DB - Johns Hopkins Guides
DP - Unbound Medicine
ER -
