Spinocerebellar ataxia type 13

What is Spinocerebellar ataxia type 13?

Spinocerebellar ataxia type 13 (SCA13) is a very rare subtype of type I autosomal dominant cerebellar ataxia (ADCA type I; see this term). It is characterized by onset in childhood marked by delayed motor and cognitive development followed by mild progression of cerebellar ataxia.

Other condition names

  • SCA13

Inheritance type

Autosomal dominant


  • Worldwide: <1 in 1,000 000

Age of Onset

  • Adult
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on "https://www.orphadata.com". Data version 1.3.16 / 4.1.7.