…Depending on the combination of affected nervous systems, it is divided into many types clinically and pathologically, but is usually broadly divided into three types: cerebellar type, in which only the cerebellum is affected, spinal type, in which only the spinal cord is affected, and spinocerebellar type, in which both the spinal cord and cerebellum are affected. Cerebellar types include familial cerebellar atrophy of the Holmes type and late cortical cerebellar atrophy, while spinal types include familial spastic paraplegia and Friedreich's ataxia. There are many spinocerebellar types, including olivopontocerebellar atrophy, spinopontine atrophy, Marie's ataxia, and others, as well as striatonigral degeneration, pallidoluysian atrophy, and dentatorubral-pallidoluysian atrophy. … *Some of the terminology explanations that mention "Friedreich's ataxia" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…侵される神経系の組合せにより,臨床病理学的に多くの病型に分けられているが,通常は,小脳のみが侵される小脳型,脊髄のみが侵される脊髄型,および脊髄と小脳の双方が侵される脊髄小脳型の三つに大別される。 小脳型としてはホームズHolmes型の家族性小脳萎縮症や,晩発性皮質性小脳萎縮症があり,脊髄型としては家族性痙性対麻痺,フリードライヒ型失調症Friedreich’s ataxia(フリードライヒ病)が知られている。脊髄小脳型は数多く,オリーブ橋小脳萎縮症,脊髄橋萎縮症,マリー型失調症Marie’s ataxiaなどが含まれ,また線条体黒質変性症や淡蒼球ルイ体萎縮症,歯状核赤核淡蒼球ルイ体萎縮症などもこれに属する。… ※「Friedreich's ataxia」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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