Orphanet: X linked spinocerebellar ataxia type 3
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X-linked spinocerebellar ataxia type 3

Disease definition

X-linked spinocerebellar ataxia type 3 is a form of spinocerebellar degeneration characterized by onset in infancy of hypotonia, ataxia, sensorineural deafness, developmental delay, esotropia, and optic atrophy, and by a progressive course leading to death in childhood. It has been described one family with at least six affected males from five different sibships (connected through carrier females). It is transmitted as an X-linked recessive trait.

ORPHA:85297

Classification level: Disorder
  • Synonym(s):
    • SCAX3
    • X-linked ataxia-deafness syndrome
    • X-linked ataxia-hearing loss syndrome
  • Prevalence: <1 / 1 000 000
  • Inheritance: X-linked recessive 
  • Age of onset: Childhood
  • ICD-10: G11.1
  • OMIM: 301790
  • UMLS: C1844936
  • MeSH: C537315
  • GARD: 9981
  • MedDRA: -

  A summary on this disease is available in Deutsch (2007) Español (2007) Français (2007) Italiano (2007) Nederlands (2007)

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Further information on this disease

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