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Impetigo

  • Visão geral
  • Teoria
  • Diagnóstico
  • Tratamento
  • ACOMPANHAMENTO
  • Recursos
Última revisão: 14 Aug 2025
Última atualização: 27 Feb 2024

Resumo

Definição

História e exame físico

Principais fatores diagnósticos

  • presença de fatores de risco
  • vesículas/bolhas
  • crostas
Detalhes completos

Outros fatores diagnósticos

  • eritema
  • prurido
  • dor
  • exsudato mucopurulento
  • linfadenopatia
  • febre
Detalhes completos

Fatores de risco

  • umidade elevada
  • higiene deficiente, desnutrição e superpopulação
  • colonização crônica com Staphylococcus aureus - nasal, axilar, faríngea, perineal
  • doença cutânea concomitante
Detalhes completos

Investigações diagnósticas

Primeiras investigações a serem solicitadas

  • diagnóstico clínico
Detalhes completos

Investigações a serem consideradas

  • cultura bacteriana de pele
Detalhes completos

Algoritmo de tratamento

AGUDA

neonatos: impetigo não bolhoso

neonatos: impetigo bolhoso

adultos, crianças e lactentes: infecção superficial ou limitada

adultos, crianças e lactentes: lesões cutâneas disseminadas

adultos, crianças e lactentes: infecção de tecidos moles profundos ou disseminação hematogênica

Colaboradores

Autores

Michael Freeman, MB BS, FACD, FRACGP

Dermatologist

Associate Professor

Bond University

Queensland

Australia

Declarações

MF declares that he has no competing interests.

Agradecimentos

Dr Michael Freeman would like to gratefully acknowledge Dr Chris Del Mar, a previous contributor to this topic.

Declarações

CDM declares that he has no competing interests.

Revisores

Brian Swick, MD

Clinical Assistant Professor

University of Iowa College of Medicine

Iowa City

IA

Declarações

BS declares that he has no competing interests.

Julian Trevino, MD

Associate Professor of Dermatology and Dermatology Residency Program Director

Boonshoft School of Medicine

Wright State University

Dayton

OH

Disclosures

Speaker's Bureau, Stiefel; Consultant, Abbott.

Peer reviewer acknowledgements

BMJ Best Practice topics are updated on a rolling basis in line with developments in evidence and guidance. The peer reviewers listed here have reviewed the content at least once during the history of the topic.

Disclosures

Peer reviewer affiliations and disclosures pertain to the time of the review.

References

Our in-house evidence and editorial teams collaborate with international expert contributors and peer reviewers to ensure that we provide access to the most clinically relevant information possible.

Key articles

Hartman-Adams H, Banvard C, Juckett G. Impetigo: diagnosis and treatment. Am Fam Physician. 2014 Aug 15;90(4):229-35.Full text  Abstract

Koning S, van der Sande R, Verhagen AP, et al. Interventions for impetigo. Cochrane Database Syst Rev. 2012 Jan 18;(1):CD003261.Full text  Abstract

Stevens DL, Bisno AL, Chambers HF, et al. Practice guidelines for the diagnosis and management of skin and soft tissue infections: 2014 update by the Infectious Diseases Society of America. Clin Infect Dis. 2014 Jul 15;59(2):e10-52.Full text  Abstract

Reference articles

A full list of sources referenced in this topic is available to users with access to all of BMJ Best Practice.
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