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Autosomal dominant HMSN with proximal involvement: new Brazilian cases / HMSN autossômica dominante com envolvimento proximal: novos casos brasileiros
Patroclo, Cristiane Borges; Lino, Angelina Maria Martins; Marchiori, Paulo Eurípides; Brotto, Mário Wilson Iervolino; Hirata, Maria Teresa Alves.
  • Patroclo, Cristiane Borges; São Paulo University. School of Medicine. Neurology Clinic. São Paulo. BR
  • Lino, Angelina Maria Martins; São Paulo University. School of Medicine. Neurology Clinic. São Paulo. BR
  • Marchiori, Paulo Eurípides; São Paulo University. School of Medicine. Neurology Clinic. São Paulo. BR
  • Brotto, Mário Wilson Iervolino; São Paulo University. School of Medicine. Neurology Clinic. São Paulo. BR
  • Hirata, Maria Teresa Alves; São Paulo University. School of Medicine. Neurology Clinic. São Paulo. BR
Arq. neuropsiquiatr ; 67(3b): 892-896, Sept. 2009. ilus, tab
Article in English | LILACS | ID: lil-528683
ABSTRACT
We report four Brazilian siblings with Autosomal Dominant Hereditary Motor Sensory Neuropathy with Proximal Dominant Involvement (HMSN-P), a rare form of HMSN, that was characterized by proximal dominant muscle weakness and atrophy onset after the age of 30 years, fasciculation, arreflexia and sensory disturbances with autosomal dominant inheritance. Electrophysiological study and sural nerve biopsy were in the accordance with axonal sensory motor polyneuropathy and laboratorial analysis disclosed serum lipids and muscle enzymes abnormalities. Our report is the first done by a group outside Japan, where the disease initially seemed to be restricted and stressed the phenotypic variability from the original report.
RESUMO
Relatamos os casos de quatro irmãos brasileiros com Neuropatia Sensitivo Motora Hereditária com Envolvimento Proximal Dominante (HMSN-P), uma forma rara de HMSN caracterizada por fraqueza muscular de predomínio proximal e atrofia de instalação após os 30 anos, fasciculações, arreflexia, distúrbios sensitivos e padrão de herança autossômica dominante. Os estudos eletrofisiológicos e de biópsia do nervo sural confirmaram o diagnóstico de polineuropatia sensitivo-motora com padrão lesional axonal. Laboratorialmente foram constatadas anormalidades séricas no metabolismo lipídico e enzimas musculares. Nosso relato é o primeiro feito por um grupo fora do Japão, onde a doença parecia restrita até então e ressalta a variabilidade fenotípica apresentada nos casos Brasileiros.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Pedigree / Sural Nerve / Hereditary Sensory and Motor Neuropathy / Siblings Limits: Humans / Male Country/Region as subject: South America / Brazil Language: English Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2009 Type: Article Affiliation country: Brazil Institution/Affiliation country: São Paulo University/BR

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Full text: Available Index: LILACS (Americas) Main subject: Pedigree / Sural Nerve / Hereditary Sensory and Motor Neuropathy / Siblings Limits: Humans / Male Country/Region as subject: South America / Brazil Language: English Journal: Arq. neuropsiquiatr Journal subject: Neurology / Psychiatry Year: 2009 Type: Article Affiliation country: Brazil Institution/Affiliation country: São Paulo University/BR