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Multifocal oral melanoacanthoma associated with Addison's disease and hyperthyroidism: a case report
Dantas, Thinali Sousa; Nascimento, Isabelly Vidal do; Verde, Maria Elisa Quezado Lima; Alves, Ana Paula Negreiros Nunes; Sousa, Fabrício Bitu; Mota, Mário Rogério Lima.
  • Dantas, Thinali Sousa; Universidade Federal do Ceará. Fortaleza. BR
  • Nascimento, Isabelly Vidal do; Universidade Federal do Ceará. Fortaleza. BR
  • Verde, Maria Elisa Quezado Lima; Universidade Federal do Ceará. Fortaleza. BR
  • Alves, Ana Paula Negreiros Nunes; Universidade Federal do Ceará. Fortaleza. BR
  • Sousa, Fabrício Bitu; Universidade Federal do Ceará. Fortaleza. BR
  • Mota, Mário Rogério Lima; Universidade Federal do Ceará. Fortaleza. BR
Arch. endocrinol. metab. (Online) ; 61(4): 403-407, July-Aug. 2017. graf
Artículo en Inglés | LILACS | ID: biblio-887579
ABSTRACT
SUMMARY Oral melanoacanthoma is a mucocutaneous, pigmented, rare, benign, and probably reactive lesion. This paper reports for the first time in the literature a case of multifocal oral melanoacanthoma in a patient diagnosed with Addison's disease and concomitant Graves' disease with hyperthyroidism. The patient presented with oral pigmented lesions, which were hypothesized to be mucosal pigmentation associated with Addison's disease. Due to their unusual clinical pattern, these oral lesions were biopsied and diagnosed as oral melanoacanthoma on histopathology and immunohistochemistry for HMB-45. At the moment of this report, the patient was being treated for her systemic conditions, but the lesions had not regressed. Reactive hyperpigmentation of the skin and mucous membranes may be found in Addison's disease and hyperthyroidism. This case reinforces the hypothesis of a reactive nature for oral melanoacanthoma and highlights the need for investigation of endocrine disorders in patients with multifocal oral melanoacanthoma.
Asunto(s)

Texto completo: Disponible Índice: LILACS (Américas) Asunto principal: Neoplasias Cutáneas / Neoplasias de la Boca / Acantoma Tipo de estudio: Estudio diagnóstico / Estudio de etiología / Factores de riesgo Límite: Femenino / Humanos Idioma: Inglés Revista: Arch. endocrinol. metab. (Online) Asunto de la revista: Endocrinologia / Metabolismo Año: 2017 Tipo del documento: Artículo País de afiliación: Brasil Institución/País de afiliación: Universidade Federal do Ceará/BR

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Texto completo: Disponible Índice: LILACS (Américas) Asunto principal: Neoplasias Cutáneas / Neoplasias de la Boca / Acantoma Tipo de estudio: Estudio diagnóstico / Estudio de etiología / Factores de riesgo Límite: Femenino / Humanos Idioma: Inglés Revista: Arch. endocrinol. metab. (Online) Asunto de la revista: Endocrinologia / Metabolismo Año: 2017 Tipo del documento: Artículo País de afiliación: Brasil Institución/País de afiliación: Universidade Federal do Ceará/BR