Collision tumor: pigmented Bowen's disease and seborrheic keratosis

Bowen's disease is a type of squamous cell carcinoma in situ of the skin. The pigmented form is rare and represents less than 2% of cases. We report a case of a 74-year-old black man with a blackened and asymptomatic leg injury for about 6 months. Clinically, and under dermatoscopy, the injury...

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Autores principales: Fernandes, Karen de Almeida Pinto, Martinez, Diana Carolina Salamanca, Nobre, Aretha Brito, Campos-do-Carmo, Gabriella
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Sociedade Brasileira de Dermatologia 2018
Materias:
Images in Dermatology
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6106659/
https://www.ncbi.nlm.nih.gov/pubmed/30156629
http://dx.doi.org/10.1590/abd1806-4841.20187117
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author Fernandes, Karen de Almeida Pinto
Martinez, Diana Carolina Salamanca
Nobre, Aretha Brito
Campos-do-Carmo, Gabriella
author_facet Fernandes, Karen de Almeida Pinto
Martinez, Diana Carolina Salamanca
Nobre, Aretha Brito
Campos-do-Carmo, Gabriella
author_sort Fernandes, Karen de Almeida Pinto
collection PubMed
description Bowen's disease is a type of squamous cell carcinoma in situ of the skin. The pigmented form is rare and represents less than 2% of cases. We report a case of a 74-year-old black man with a blackened and asymptomatic leg injury for about 6 months. Clinically, and under dermatoscopy, the injury was suggestive of melanoma or melanoacanthoma, and a definitive diagnosis was made by histopathological examination.
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spelling pubmed-61066592018-09-01 Collision tumor: pigmented Bowen's disease and seborrheic keratosis Fernandes, Karen de Almeida Pinto Martinez, Diana Carolina Salamanca Nobre, Aretha Brito Campos-do-Carmo, Gabriella An Bras Dermatol Images in Dermatology Bowen's disease is a type of squamous cell carcinoma in situ of the skin. The pigmented form is rare and represents less than 2% of cases. We report a case of a 74-year-old black man with a blackened and asymptomatic leg injury for about 6 months. Clinically, and under dermatoscopy, the injury was suggestive of melanoma or melanoacanthoma, and a definitive diagnosis was made by histopathological examination. Sociedade Brasileira de Dermatologia 2018 /pmc/articles/PMC6106659/ /pubmed/30156629 http://dx.doi.org/10.1590/abd1806-4841.20187117 Text en http://creativecommons.org/licenses/by-nc-nd/4.0/ This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial No Derivative License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium provided the original work is properly cited and the work is not changed in any way.
spellingShingle Images in Dermatology
Fernandes, Karen de Almeida Pinto
Martinez, Diana Carolina Salamanca
Nobre, Aretha Brito
Campos-do-Carmo, Gabriella
Collision tumor: pigmented Bowen's disease and seborrheic keratosis
title Collision tumor: pigmented Bowen's disease and seborrheic keratosis
title_full Collision tumor: pigmented Bowen's disease and seborrheic keratosis
title_fullStr Collision tumor: pigmented Bowen's disease and seborrheic keratosis
title_full_unstemmed Collision tumor: pigmented Bowen's disease and seborrheic keratosis
title_short Collision tumor: pigmented Bowen's disease and seborrheic keratosis
title_sort collision tumor: pigmented bowen's disease and seborrheic keratosis
topic Images in Dermatology
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6106659/
https://www.ncbi.nlm.nih.gov/pubmed/30156629
http://dx.doi.org/10.1590/abd1806-4841.20187117
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