Case for diagnosis Caso para diagnóstico
An 80-year-old Caucasian male patient was referred for evaluation of a rapidly growing, asymptomatic, erythematous nodule measuring 2 cm in diameter on his left cheek. The lesion had been present for four months. Dermoscopy revealed a homogeneous pink background with polymorphous telangiectatic vess...
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Sociedade Brasileira de Dermatologia
2012-06-01
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Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0365-05962012000300027 |
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doaj-b8a43fb1799d479f8a460c1c673410462020-11-24T22:01:49ZengSociedade Brasileira de DermatologiaAnais Brasileiros de Dermatologia0365-05961806-48412012-06-0187349149210.1590/S0365-05962012000300027Case for diagnosis Caso para diagnósticoBernardo GontijoThaíssa Oliveira de Almeida CoelhoFlávia Vasques BittencourtGlaysson Tassara TavaresAngélica Duarte Oliveira RochaAn 80-year-old Caucasian male patient was referred for evaluation of a rapidly growing, asymptomatic, erythematous nodule measuring 2 cm in diameter on his left cheek. The lesion had been present for four months. Dermoscopy revealed a homogeneous pink background with polymorphous telangiectatic vessels. Histopathology showed tumors in the deep dermis and subcutis composed of round cells with scant cytoplasm. Immunohistochemical staining was positive for CK20 confirming the diagnosis of Merkel cell carcinoma.<br>Paciente de 80 anos, branco, sexo masculino, encaminhado para avaliação de nódulo eritematoso de 2 cm, assintomático, de crescimento rápido, localizado na região malar esquerda, com quatro meses de evolução. À dermatoscopia visualizou-se fundo homogêneo róseo com telangiectasias polimorfas. O exame anatomopatológico revelou massas tumorais atingindo a derme profunda e o subcutâneo, compostas por células arredondadas, de citoplasma escasso. A imunohistoquímica foi positiva para CK20, confirmando o diagnóstico de carcinoma de células de Merkel.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0365-05962012000300027carcinoma de célula de Merkelcarcinoma neuroendócrinodermatoscopiaimunohistoquímicadermoscopyimmunohistochemistryMerkel cell carcinomaneuroendocrine carcinoma |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Bernardo Gontijo Thaíssa Oliveira de Almeida Coelho Flávia Vasques Bittencourt Glaysson Tassara Tavares Angélica Duarte Oliveira Rocha |
spellingShingle |
Bernardo Gontijo Thaíssa Oliveira de Almeida Coelho Flávia Vasques Bittencourt Glaysson Tassara Tavares Angélica Duarte Oliveira Rocha Case for diagnosis Caso para diagnóstico Anais Brasileiros de Dermatologia carcinoma de célula de Merkel carcinoma neuroendócrino dermatoscopia imunohistoquímica dermoscopy immunohistochemistry Merkel cell carcinoma neuroendocrine carcinoma |
author_facet |
Bernardo Gontijo Thaíssa Oliveira de Almeida Coelho Flávia Vasques Bittencourt Glaysson Tassara Tavares Angélica Duarte Oliveira Rocha |
author_sort |
Bernardo Gontijo |
title |
Case for diagnosis Caso para diagnóstico |
title_short |
Case for diagnosis Caso para diagnóstico |
title_full |
Case for diagnosis Caso para diagnóstico |
title_fullStr |
Case for diagnosis Caso para diagnóstico |
title_full_unstemmed |
Case for diagnosis Caso para diagnóstico |
title_sort |
case for diagnosis caso para diagnóstico |
publisher |
Sociedade Brasileira de Dermatologia |
series |
Anais Brasileiros de Dermatologia |
issn |
0365-0596 1806-4841 |
publishDate |
2012-06-01 |
description |
An 80-year-old Caucasian male patient was referred for evaluation of a rapidly growing, asymptomatic, erythematous nodule measuring 2 cm in diameter on his left cheek. The lesion had been present for four months. Dermoscopy revealed a homogeneous pink background with polymorphous telangiectatic vessels. Histopathology showed tumors in the deep dermis and subcutis composed of round cells with scant cytoplasm. Immunohistochemical staining was positive for CK20 confirming the diagnosis of Merkel cell carcinoma.<br>Paciente de 80 anos, branco, sexo masculino, encaminhado para avaliação de nódulo eritematoso de 2 cm, assintomático, de crescimento rápido, localizado na região malar esquerda, com quatro meses de evolução. À dermatoscopia visualizou-se fundo homogêneo róseo com telangiectasias polimorfas. O exame anatomopatológico revelou massas tumorais atingindo a derme profunda e o subcutâneo, compostas por células arredondadas, de citoplasma escasso. A imunohistoquímica foi positiva para CK20, confirmando o diagnóstico de carcinoma de células de Merkel. |
topic |
carcinoma de célula de Merkel carcinoma neuroendócrino dermatoscopia imunohistoquímica dermoscopy immunohistochemistry Merkel cell carcinoma neuroendocrine carcinoma |
url |
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0365-05962012000300027 |
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