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Cancroide e úlceras cutâneas

Evidence last reviewed: 14 Apr 2026
Topic last updated: 02 Apr 2026

Summary

Definition

History and exam

Key diagnostic factors

  • presença de fatores de risco
  • úlceras genitais
  • úlceras cutâneas
  • linfadenite inguinal e bubões
  • pápulas genitais
Full details

Other diagnostic factors

  • disúria
  • corrimento vaginal
  • dispareunia
  • dor ou sangramento retal
  • fístula retovaginal
  • fístula uretral
  • úlceras extragenitais
Full details

Risk factors

  • múltiplos parceiros sexuais (cancroide)
  • contato sexual com profissional do sexo (cancroide)
  • relação sexual desprotegida (cancroide)
  • uso indevido de substâncias (cancroide)
  • sexo masculino (cancroide)
  • ausência de circuncisão (cancroide)
  • proximidade física com um caso confirmado de úlcera (úlcera cutânea)
  • crianças em países endêmicos de bouba (úlcera cutânea)
  • higiene pessoal inadequada (cancroide)
  • portador assintomático
Full details

Diagnostic tests

1st tests to order

  • reação em cadeia da polimerase para Haemophilus ducreyi
  • cultura de swabs da úlcera
  • Coloração de Gram de swabs de úlcera
  • Teste de Treponema pallidum
  • Testes de reação em cadeia da polimerase e culturas virais para o vírus do herpes simples (HSV)
  • teste de vírus da imunodeficiência humana (HIV)
Full details

Tests to consider

  • sorologia do Haemophilus ducreyi
  • Sensibilidade antimicrobiana do Haemophilus ducreyi
  • biópsia da úlcera
Full details

Emerging tests

  • imunofluorescência: teste de antígeno de Haemophilus ducreyi direto ou indireto

Treatment algorithm

ACUTE

cancroide: adultos, HIV-negativo

cancroide: adultos, HIV-positivo

cancroide: crianças

Úlceras cutâneas por Haemophilus ducreyi

ONGOING

sem resposta ao tratamento inicial

Contributors

Authors

Professor Michael Marks, MRCP, DTM&H, PhD

Honorary Consultant in Infectious Diseases

Faculty of Infectious and Tropical Diseases

London School of Hygiene & Tropical Medicine

Hospital for Tropical Diseases

University College London

London

UK

Disclosures

MM declares that he has no competing interests.

Acknowledgements

Professor Michael Marks would like to gratefully acknowledge Dr Tara Babu, Dr Marguerite A. Urban, and Dr Christina Bailey, previous contributors to this topic.

Disclosures

TB, MAU, and CB declare that they have no competing interests.

Peer reviewers

Eva Jungmann, FRCP, MSc

Consultant Physician

GUM/HIV Camden Primary Care Trust

Archway Sexual Health Clinic

London

UK

Disclosures

EJ declares that she has no competing interests.

Diane M. Janowicz, MD

Assistant Research Professor in Medicine

Indiana University Department of Medicine

School of Medicine

Indianapolis

IN

Disclosures

DMJ declares that she has no competing interests.

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

Workowski KA, Bachmann LH, Chan PA, et al. Sexually transmitted infections treatment guidelines, 2021. MMWR Recomm Rep. 2021 Jul 23;70(4):1-187.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.
  • Cancroide e úlceras cutâneas images
  • Differentials

    • Infecção por sífilis
    • Infecção por vírus do herpes simples (HSV)
    • Linfogranuloma venéreo
    More Differentials
  • Guidelines

    • Reducing sexually transmitted infections
    • Sexually transmitted infections treatment guidelines, 2021
    More Guidelines
  • Patient information

    Clamídia

    Herpes genital

    More Patient information
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