Spinocerebellar ataxia (SCA) is a progressive, degenerative, genetic disease with multiple types, each of which could be considered a disease in its own right.



Victorian patients only:
State funding for diagnostic, predictive and prenatal testing.

For non Victorian patients:

  • $500

Test type:

Diagnostic, carrier and predictive testing
SCA genes 1, 2, 3, 6 & 7 (excluding SCA 15) - tested simultaneously.

SCA 15 is tested by microarray.

Reporting time

SCA (1,2,3,6,7)

  • Diagnostic & predictive testing: 8 weeks
  • Prenatal testing: 4 days - 3 weeks

SCA 15 - 3 - 4 weeks


P: 1300 118 247
E: [email protected]

Specimen Requirements

SCA (1,2,3,6,7) EDTA blood: Adult: 2 x 5 ml


  • Amniotic fluid 20ml
  • Chorionic villus 20mg

SCA 15 EDTA blood or saliva (contact laboratory for saliva kits)


Patient to be referred to a neurologist for diagnostic tests and to a genetics clinic for predictive/prenatal testing.

Blood Storage Requirements: Do not freeze. Store at 4°C or room temperature.

Genes tested