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1.
An. bras. dermatol ; 91(2): 219-221, Mar.-Apr. 2016. graf
Artículo en Inglés | LILACS | ID: lil-781354

RESUMEN

Abstract Nasal type extranodal NK/T-cell lymphoma is a distinct entity according to the World Health Organization classification. Although 60% to 90% of patients with this disease present with a destructive mass in the midline facial tissues, it may also primarily or secondarily involve extranasal sites, like the skin. We report the case of a 77-year-old patient that came to our department with erythematous plaques of the right leg and eczematous lesions of the trunk. These lesions were biopsied and the patient was diagnosed with extranodal NK/T-cell lymphoma, nasal type. He was treated with multi-agent systemic chemotherapy but died 5 months after diagnosis. This case highlights the rarity and variability of cutaneous features of this disease and its aggressive course and poor prognosis.


Asunto(s)
Humanos , Masculino , Anciano , Neoplasias Cutáneas/patología , Neoplasias Nasales/patología , Linfoma Extranodal de Células NK-T/patología , Neoplasias Primarias Múltiples/patología , Piel/patología , Neoplasias Cutáneas/tratamiento farmacológico , Vincristina/uso terapéutico , Biopsia , Prednisona/uso terapéutico , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapéutico , Doxorrubicina/uso terapéutico , Neoplasias Nasales/tratamiento farmacológico , Resultado Fatal , Ciclofosfamida/uso terapéutico , Linfoma Extranodal de Células NK-T/tratamiento farmacológico , Neoplasias Primarias Múltiples/tratamiento farmacológico
2.
An. bras. dermatol ; 87(5): 748-751, Sept-Oct. 2012. ilus
Artículo en Inglés | LILACS | ID: lil-651569

RESUMEN

A 54-year-old female presented with recurrent, widespread, erythematous, painful plaques, over a 3-month period. Skin biopsy was compatible with interstitial granulomatous dermatitis. Additional investigation revealed hypothyroidism and positive anti-thyroid antibodies. Normalization of thyroid function and high-potency topical corticosteroids provided only transitory improvement of the dermatosis. Interstitial granulomatous dermatitis is a histologic inflammatory reaction, with variable cutaneous expression. It has been reported in association with several drugs, lymphoproliferative diseases and autoimmune disorders, such as rheumatoid arthritis, systemic lupus erythematosus and vasculitis, but association with autoimmune thyroiditis is rare. Optimal therapy for this condition is yet to be established, but topical corticosteroids have been a mainstay of treatment. In most cases, this disease is characterized by flares and remissions.


Uma doente de 54 anos foi avaliada por placas eritematosas, dolorosas, disseminadas, recorrentes, com 3 meses de evolução. A biopsia cutânea foi compatível com dermatite intersticial granulomatosa. Os restantes exames laboratoriais revelaram hipotiroidismo e anticorpos anti-tiroideus positivos. Apesar da normalização da função tiroideia e de tratamento com corticóide tópico de alta potência, a dermatose melhorou apenas parcialmente. Dermatite intersticial inflamatória é um diagnóstico histopatológico, com expressão clínica variável. Tem sido associada a vários fármacos, doenças linfoproliferativas e autoimunes, nomeadamente artrite reumatóide, lupus eritematoso sistémico e vasculites, mas a associação com tireoidite autoimune é rara. Até ao momento, não foi definido nenhum tratamento específico, mas os corticóides tópicos são dos fármacos mais utilizados. A doença caracteriza-se por períodos de agravamento e remissão.


Asunto(s)
Femenino , Humanos , Persona de Mediana Edad , Dermatitis/etiología , Granuloma/etiología , Tiroiditis Autoinmune/complicaciones , Dermatitis/patología , Granuloma/patología
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