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Melanose neuro-cutanea: relato de um caso

Neurocutaneous melanosis: a case report

Resumos

É relatado o caso de um paciente do sexo masculino, de 3 meses de idade, com múltiplas lesões cutâneas, cuja biópsia revelou tratar-se de nevos, sem sinais de malignidade. Apresentou crises convulsivas refratárias ao tratamento medicamentoso e retardo de desenvolvimento psico-motor. Exames do líquido céfalorraqueano evidenciaram a presença de células neoplásicas, hipercitose, hiper-proteinorraquia e hipoglicorraquia. Pneumencefalografia revelou hidrocefalia discreta por bloqueio do espaço sub-aracnoideo. O estudo imunológico mostrou capacidade imunitária normal na fase inicial da doença e queda acentuada da mesma no seu estádio final. São feitos comentários baseados neste e em outros 43 casos descritos na literatura, destacando-se a importância dos exames laboratoriais na detecção de transformação maligna nas meninges em crianças portadoras de nevos benignos da pele.


The clinical, laboratorial and radiological features of a 3-month-old child with neurocutaneous melanosis are described. The patient was born with multiple disseminated benign cutaneous nevi, proven by skin-biopsy, and presented with drug-resistant seizures and psycho-motor retardation. Serial cerebrospinal fluid studies showed high protein and low glucose levels, with pleocytosis and malignant cells in the fluid. Pneumoencephalogram showed mild non-obstructive hydrocephalus. Immunological studies showed normal immunological activity at three months of age and very poor activity at one year. The patient died at 16 months of age, after the sudden onset of intracranial hypertension and meningeal signs. Immunotherapy and chemotherapy were suggested but not accepted by the family. Some comments are made based on this and other 43 cases described in the literature; the value of laboratory studies in detecting malignant transformation in the meninges in patients with benign skin nevi is stressed.


Reynaldo A. BrandtI; José Salomão SchwartzmanII; Charles NaspitzIII

INeurocirurgião

IINeuropediatra

IIIImunologista

RESUMO

É relatado o caso de um paciente do sexo masculino, de 3 meses de idade, com múltiplas lesões cutâneas, cuja biópsia revelou tratar-se de nevos, sem sinais de malignidade. Apresentou crises convulsivas refratárias ao tratamento medicamentoso e retardo de desenvolvimento psico-motor. Exames do líquido céfalorraqueano evidenciaram a presença de células neoplásicas, hipercitose, hiper-proteinorraquia e hipoglicorraquia. Pneumencefalografia revelou hidrocefalia discreta por bloqueio do espaço sub-aracnoideo. O estudo imunológico mostrou capacidade imunitária normal na fase inicial da doença e queda acentuada da mesma no seu estádio final. São feitos comentários baseados neste e em outros 43 casos descritos na literatura, destacando-se a importância dos exames laboratoriais na detecção de transformação maligna nas meninges em crianças portadoras de nevos benignos da pele.

SUMMARY

The clinical, laboratorial and radiological features of a 3-month-old child with neurocutaneous melanosis are described. The patient was born with multiple disseminated benign cutaneous nevi, proven by skin-biopsy, and presented with drug-resistant seizures and psycho-motor retardation. Serial cerebrospinal fluid studies showed high protein and low glucose levels, with pleocytosis and malignant cells in the fluid. Pneumoencephalogram showed mild non-obstructive hydrocephalus. Immunological studies showed normal immunological activity at three months of age and very poor activity at one year. The patient died at 16 months of age, after the sudden onset of intracranial hypertension and meningeal signs.

Immunotherapy and chemotherapy were suggested but not accepted by the family. Some comments are made based on this and other 43 cases described in the literature; the value of laboratory studies in detecting malignant transformation in the meninges in patients with benign skin nevi is stressed.

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Reynaldo A. Brandt — Rua Murtinho Nobre 125 — 05502, São Paulo, SP — Brasil.

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  • Melanose neuro-cutanea: relato de um caso

    Neurocutaneous melanosis: a case report
  • Datas de Publicação

    • Publicação nesta coleção
      27 Ago 2012
    • Data do Fascículo
      Jun 1978
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