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Dyshidrotic dermatitis

Last reviewed: 23 Sep 2025
Last updated: 17 Nov 2023

Summary

Definition

History and exam

Key diagnostic factors

  • skin lesions
  • pruritus
Full details

Other diagnostic factors

  • hyperhidrosis
  • recurrent eruptions
  • pain
Full details

Risk factors

  • exposure to irritants
  • atopy
  • metal allergy
  • hyperhidrosis
  • emotional stress
Full details

Diagnostic tests

1st tests to order

  • clinical diagnosis
Full details

Tests to consider

  • skin biopsy
  • potassium hydroxide (KOH)
  • patch testing
  • skin scraping
Full details

Treatment algorithm

ONGOING

all patients

Contributors

Authors

Peggy A Wu, MD, MPH, FAAD

Professor of Clinical Dermatology

University of California Davis

Sacramento

CA

Disclosures

PAW declares that she has received royalties for contributing to UpToDate. She is also a contributor for a National Comprehensive Cancer Network guideline although she receives no compensation for this.

Victor Huang, MD, FAAD

Associate Professor of Clinical Dermatology

Dermatology

University of California Davis

Sacramento

CA

Declarações

VH declares that she has received royalties for contributing to UpToDate and has served on an advisory board for the Opzelura in the treatment of vitiligo.

Agradecimentos

Dr Peggy Wu and Dr Victor Huang would like to gratefully acknowledge Dr Andrea Bershow, Dr Erin M. Warshaw and Dr Sabra M. Lofgren, previous contributors to this topic.

Declarações

AB, EMW and SML declare that they have no competing interests.

Revisores

Kachiu Cecilia Lee, MD, MPH

Assistant Professor

Department of Dermatology

Brown Medical School

Providence

Rhode Island

Declarações

KCL declares that she has no competing interests.

Gerard Guillet, MD

Professor of Dermatology

Department of Dermatology and Allergology

University Hospital Poitiers

Poitiers

France

Declarações

GG declares that he has no competing interests.

Créditos aos pareceristas

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Referências

Nossas equipes internas de editoria e de evidências trabalham em conjunto com colaboradores internacionais especializados e pares revisores para garantir que forneçamos acesso às informações o mais clinicamente relevantes possível.

Principais artigos

Agner T, Elsner P. Hand eczema: epidemiology, prognosis and prevention. J Eur Acad Dermatol Venereol. 2020 Jan;34 Suppl 1:4-12.Texto completo  Resumo

Elsner P, Agner T. Hand eczema: treatment. J Eur Acad Dermatol Venereol. 2020 Jan;34 Suppl 1:13-21.Texto completo  Resumo

Jacob PT, Marie LAS, Jose HA, et al. Guidelines for diagnosis, prevention and treatment of hand eczema. Contact Dermatitis. 2022 May;86(5):357-78. Resumo

Christoffers WA, Coenraads PJ, Svensson Å, et al. Interventions for hand eczema. Cochrane Database Syst Rev. 2019 Apr 26;4(4):CD004055.Texto completo  Resumo

Artigos de referência

Uma lista completa das fontes referenciadas neste tópico está disponível para os usuários com acesso total ao BMJ Best Practice.
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