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Anormalidades da anatomia peniana

Last reviewed: 9 Apr 2025
Last updated: 01 Oct 2024

Summary

Definition

History and exam

Key diagnostic factors

  • presença de fatores de risco
  • neonatos e bebês
  • localização anormal da uretra
  • prepúcio incompleto
  • curvatura e/ou torção peniana
  • exame ou procedimento genital recente
  • história de pênis curto ou pequeno
  • dor e edema peniano
  • prepúcio aderente à glande
  • aderências penianas e esmegma
  • cicatriz peniana
  • edema da glande
  • coxim gorduroso pré-púbico proeminente
  • presença de hérnia ou hidrocele
Full details

Other diagnostic factors

  • retração forçada do prepúcio
  • dispareunia
  • trauma peniano recente
  • história de balanite ou balanopostite
  • obstrução ou retenção urinária
  • necrose da pele peniana
  • descoloração da glande
  • discrepância do comprimento peniano
  • história de infecção do trato urinário
  • história de cirurgia pélvica ou geniturinária
  • disfunção erétil
Full details

Risk factors

  • pênis não circuncidado (parafimose)
  • sonda vesical de demora (parafimose)
  • desconhecimento parental (fimose)
  • balanite xerótica obliterante (fimose)
  • trauma peniano (fimose)
  • balanite e balanopostite recorrentes (fimose)
  • baixo peso ao nascer (hipospádia)
  • parto prematuro (hipospádia)
  • diabetes gestacional, obesidade materna, hipertensão materna, idade materna avançada (hipospádia)
  • história familiar (hipospádia, curvatura e/ou torção peniana congênita)
  • obesidade (pênis embutido)
  • circuncisão (pênis encarcerado)
  • cicatrização peniana e na parte inferior do abdome (pênis embutido)
  • hérnia ou hidrocele (pênis embutido)
  • Polimorfismo V89L do gene SRD5A2 (hipospádia)
Full details

Diagnostic investigations

1st investigations to order

  • diagnóstico clínico
Full details

Treatment algorithm

ACUTE

fimose pré-puberal, congênita ou fisiológica

fimose pós-puberal

parafimose

hipospádia

curvatura e/ou torção peniana congênita

pênis oculto com <3 anos de idade (antes do treinamento esfincteriano)

pênis oculto com ≥3 anos de idade (após treinamento esfincteriano)

micropênis

Contributors

Authors

Kathleen Kieran, MD, MSc, MME

Director of Pediatric Urology Fellowship

Professor and Vice Chair for Equity, Diversity, and Inclusion

Department of Urology

University of Washington

Seattle

WA

Disclosures

KK declares that she has no competing interests.

Acknowledgements

Dr Kathleen Kieran would like to gratefully acknowledge Dr Nicol Corbin Bush, Dr Nicholas Cost, Dr Linda Baker, and Dr Michael Holzer, previous contributors to this topic.

Disclosures

NCB, NC, LB, and MH declare that they have no competing interests.

Peer reviewers

David Bloom, MD

Chair

Department of Urology

The Jack Lapides Professor of Urology

University of Michigan Medical School

Ann Arbor

MI

Disclosures

DB declares that he has no competing interests.

Vincent Gnanapragasam, MBBS, BMedSci, PhD, FRCSEng, FRCSEd(Urol)

Lecturer in Uro-oncology and Consultant Urological Surgeon

Department of Urology

Addenbrooke's Hospital

Cambridge

UK

Disclosures

VG declares that he has no competing interests.

Laurence Baskin, MD

Chief

Pediatric Urology

and Professor

Urology and Pediatrics

UCSF Children's Hospital

San Francisco

CA

Disclosures

LB declares that he has no competing interests.

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

European Association of Urology; European Society for Paediatric Urology. EAU guidelines on paediatric urology. Apr 2024 [internet publication].Full text

Dave S, Afshar K, Braga LH, et al. Canadian Urological Association guideline on the care of the normal foreskin and neonatal circumcision in Canadian infants (full version). Can Urol Assoc J. 2018 Feb;12(2):E76-99.Full text  Abstract

​British Association of Paediatric Surgeons. Management of foreskin conditions. Jun 2006 [internet publication].Full text

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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