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Hiperparatireoidismo simulando doença de Creutzfeldt-Jacob

Hyperparathyroidism simulating Creutzfeldt-Jacob disease

Resumos

Uma mulher de 45 anos apresentou quadro de perda da iniciativa, dificuldade de memória, choro imotivado e distúrbio de comportamento, rapidamente progressivos ao longo de 6 meses, quando tornou-se não responsiva a estímulos verbais e totalmente apática. Um EEG mostrou atividade periódica bilateral, sugerindo doença de Creutzfeldt-Jacob (DCJ), mas a investigação para outras causas de demência mostrou hypercalcemia e hipofoefatemia que, exames posteriores, indicaram dever-se a adenoma de células oxífilas de paratireóide. Com a correção do distúrbio eletrolítico e posterior cirurgia houve normalização tanto do EEG como do exame neurológico. Não temos conhecimento de outros relatos de hiperparatireoidismo associado a síndrome demencial e atividade periodica no EEG. Este deveria ser am diagnóstico diferencial em todos os casos de DCJ recente.


A 45 years-old woman presented with loss of iniciative and memory, imotivated ciy and behaviour disturbance with childish traits, quickly progressive along 6 months until total apathy. An EEG showed periodic activity with bilateral triphasic waves against a flattened background activity suggesting Creutzfeldt-Jacob disease (CJD), but investigation for treatable causes of dementia disclosed hypercalcemia and hypophosphatemia. Further investigation showed a mass at the thyroid region that at surgery was identified as an oxyphilic ceils adenoma. With electrolyte disturbance correction and posterior surgery there was normalization of both EEG and clinical status. Though it was previously reported mental confusion and EEG alteration associated with hyperparathyroidism we do not know of any previous case o>: confusion associated with periodic activity in EEG as in this disease. Hyperparathyroidism should be a differential diagnosis in every «de novo» case of CJD.


Paulo H. F. Bertolucci; Suzana F. Malheiros

Disciplina de Neurologia, Escola Paulista de Medicina

RESUMO

Uma mulher de 45 anos apresentou quadro de perda da iniciativa, dificuldade de memória, choro imotivado e distúrbio de comportamento, rapidamente progressivos ao longo de 6 meses, quando tornou-se não responsiva a estímulos verbais e totalmente apática. Um EEG mostrou atividade periódica bilateral, sugerindo doença de Creutzfeldt-Jacob (DCJ), mas a investigação para outras causas de demência mostrou hypercalcemia e hipofoefatemia que, exames posteriores, indicaram dever-se a adenoma de células oxífilas de paratireóide. Com a correção do distúrbio eletrolítico e posterior cirurgia houve normalização tanto do EEG como do exame neurológico. Não temos conhecimento de outros relatos de hiperparatireoidismo associado a síndrome demencial e atividade periodica no EEG. Este deveria ser am diagnóstico diferencial em todos os casos de DCJ recente.

SUMMARY

A 45 years-old woman presented with loss of iniciative and memory, imotivated ciy and behaviour disturbance with childish traits, quickly progressive along 6 months until total apathy. An EEG showed periodic activity with bilateral triphasic waves against a flattened background activity suggesting Creutzfeldt-Jacob disease (CJD), but investigation for treatable causes of dementia disclosed hypercalcemia and hypophosphatemia. Further investigation showed a mass at the thyroid region that at surgery was identified as an oxyphilic ceils adenoma. With electrolyte disturbance correction and posterior surgery there was normalization of both EEG and clinical status. Though it was previously reported mental confusion and EEG alteration associated with hyperparathyroidism we do not know of any previous case o>: confusion associated with periodic activity in EEG as in this disease. Hyperparathyroidism should be a differential diagnosis in every «de novo» case of CJD.

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Dr. Paulo H. F. Bertolucci - Disciplina de Neurologia, Escola Paulista de Medicina - Rua Botucatu 740 - 04023 São Paulo SP - Brasil

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  • Hiperparatireoidismo simulando doença de Creutzfeldt-Jacob

    Hyperparathyroidism simulating Creutzfeldt-Jacob disease
  • Datas de Publicação

    • Publicação nesta coleção
      25 Maio 2011
    • Data do Fascículo
      Jun 1990
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