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Ceratose seborreica

Last reviewed: 27 Jul 2025
Last updated: 29 Jul 2025

Summary

Definition

History and exam

Key diagnostic factors

  • as lesões parecem "coladas na pele"
  • localização no tronco ou na face
  • lesões amarelas ou de coloração marrom claro a escuro
  • lesões de superfície plana, levemente elevada
  • textura semelhante a verrugas
  • lesões múltiplas
  • indolores
  • prurido (prurigo)
Full details

Other diagnostic factors

  • pérolas córneas redondas, de coloração branca-amarela na superfície das lesões
Full details

Risk factors

  • idade superior a 50 anos
  • Fototipos cutâneos I ou II da escala Fitzpatrick
  • Classificação do tipo de pele de Fitzpatrick tipo IV, V ou VI (dermatose papulosa nigra)
  • sexo feminino (dermatose papulosa nigra)
  • história familiar
  • exposição ao sol/radiação ultravioleta (UV)
  • gestação
Full details

Diagnostic tests

Tests to consider

  • dermatoscopia
  • biópsia e exame histopatológico
  • microscopia confocal reflectante (MCR)
Full details

Treatment algorithm

ACUTE

lesões irritadas ou com prurido

ONGOING

ceratose seborreica elevada

ceratose seborreica plana

Contributors

Authors

Ralph Braun, MD

Professor

Clinic Utoquai

Zurich

Switzerland

Disclosures

RB declares that he has no competing interests.

Isabel Kolm-Djamei, MD

Consultant Dermatologist

Department of Pathology

Cantonal Hospital Lucerne

Lucerne

Switzerland

Disclosures

IKD declares that she has no competing interests.

Peer reviewers

Erin Warshaw, MD, MS

Associate Professor

Department of Dermatology

University of Minnesota

MN

Disclosures

EW 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

Seaton E, Madan V. Benign keratinocytic acanthomas and proliferations. In: Barker J, Griffiths C, Bleiker T, eds. Rook's textbook of dermatology. 10th ed. Hoboken, NJ: John Wiley & Sons, Ltd; 2024.

Patterson JW. Chapter 32: Tumors of the epidermis. In: Patterson JW. Weedon's skin pathology. 6th ed. Philadelphia, PA: Elsevier; 2025: 877-936.

Barthelmann S, Butsch F, Lang BM, et al. Seborrheic keratosis. J Dtsch Dermatol Ges. 2023 Mar;21(3):265-77.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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