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Leprosy late-onset neuropathy: an uncommon presentation of leprosy / Neuropatia de início tardio: uma apresentação incomum da hanseníase
Nascimento, Osvaldo J.M.; Freitas, Marcos R. G. de; Escada, Tania; Marques Junior, Wilson; Cardoso, Fernando; Pupe, Camila; Duraes, Sandra.
  • Nascimento, Osvaldo J.M.; Fluminense Federal University. Clinical Research Sub-Unit. Department of Neurology and Neurology/Neuroscience. Rio de Janeiro. BR
  • Freitas, Marcos R. G. de; Fluminense Federal University. Clinical Research Sub-Unit. Department of Neurology and Neurology/Neuroscience. Rio de Janeiro. BR
  • Escada, Tania; Fluminense Federal University. Clinical Research Sub-Unit. Department of Neurology and Neurology/Neuroscience. Rio de Janeiro. BR
  • Marques Junior, Wilson; Fluminense Federal University. Clinical Research Sub-Unit. Department of Neurology and Neurology/Neuroscience. Rio de Janeiro. BR
  • Cardoso, Fernando; Fluminense Federal University. Clinical Research Sub-Unit. Department of Neurology and Neurology/Neuroscience. Rio de Janeiro. BR
  • Pupe, Camila; Fluminense Federal University. Clinical Research Sub-Unit. Department of Neurology and Neurology/Neuroscience. Rio de Janeiro. BR
  • Duraes, Sandra; Fluminense Federal University. Clinical Research Sub-Unit. Department of Neurology and Neurology/Neuroscience. Rio de Janeiro. BR
Arq. neuropsiquiatr ; 70(6): 404-406, June 2012. ilus
Article in English | LILACS | ID: lil-626278
ABSTRACT
Clinical and pathological findings in leprosy are determined by the natural host immune response to Mycobacterium leprae. We previously described cases of painful neuropathy (PN) with no concurrent cause apart from a past history of leprosy successfully treated. Four leprosy previously treated patients who developed a PN years after multidrug therapy (MDT) are reported. The mean patient age was 52.75 years (47-64). The mean time interval of the recent neuropathy from the previous MDT was 19 years (12-26). A painful multiplex neuritis or polyneuropathy were observed respectively in two cases. Electrophysiological studies disclosed a sensory axonal neuropathy in two cases. Microvasculitis with no bacilli was seen in nerve biopsy. Neuropathic symptoms were improved with prednisone. We consider these cases as being a leprosy late-onset neuropathy (LLON) form of presentation. A delayed immune reaction could explain the late appearance of LLON.
RESUMO
Dados clínicos e patológicos são determinados pela resposta imune ao Mycobacterium leprae. Já haviamos descrito previamente casos de neuropatia dolorosa (ND) sem causa associada exceto história de hanseníase tratada. Relatamos agora quatro pacientes previamente tratados que desenvolveram ND anos após multidrogaterapia (MDT). A média de idade foi de 52,75 anos (47-64). O intervalo de tempo para o aparecimento da neuropatia recente, em relação à MDT prévia, foi de 19 anos (12-26). Neurite múltipla ou polineuropatia dolorosa foram observadas em dois casos. Estudos eletrofisiológicos revelaram ocorrência de neuropatia sensitiva axonal em dois casos. Em biópsia de nervos, foi observada microvasculite sem a presença de bacilos. Os sintomas neuropáticos melhoraram com o uso de prednisona. Consideramos esses casos como sendo a forma de apresentação de neuropatia da hanseníase de início tardio (NHIT). Reação imune tardia poderia explicar o aparecimento da NHIT.
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Full text: Available Index: LILACS (Americas) Main subject: Peripheral Nervous System Diseases / Leprosy Limits: Female / Humans Language: English Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2012 Type: Article Affiliation country: Brazil Institution/Affiliation country: Fluminense Federal University/BR

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Full text: Available Index: LILACS (Americas) Main subject: Peripheral Nervous System Diseases / Leprosy Limits: Female / Humans Language: English Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2012 Type: Article Affiliation country: Brazil Institution/Affiliation country: Fluminense Federal University/BR