Get Accurate Diagnosis of Spinocerebellar Ataxia Subtypes

Common symptoms of Spinocerebellar Ataxia (SCA) include unsteady and uncoordinated walk, stumbling, abnormal speech, involuntary eye movement, etc. The various subtypes of spinocerebellar ataxia are associated with different genes. Genetic testing is the only way to get an accurate diagnosis of specific SCA subtypes.
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Related test services

SCA 1, 2, 3, 6, 7 repeat expansion panel

Screening for total of 5 common SCA subtypes in one test, including types 1, 2, 3, 6, and 7.

SCA 1/ 2/ 3/ 6/ 7 repeat expansion panel

Screening for any one of the common SCA subtypes: types 1, 2, 3, 6, or 7.
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Fast and accurate confirmatory diagnosis of disease

Although the symptoms of various SCA subtypes are similar, they have different disease progression, prognosis, and possible treatment methods.

Discover treatment options

The best treatment options vary by type and depend on the symptoms in each patient.

Plan for your life and your family

You may then identify carriers in your family and make decisions about family planning.

The process


Order and receive a saliva collection kit.


Register the sample collection tube barcode online, then take a sample.


Mail the kit back to Codex’s laboratory for analysis.


Results are provided to you securely on the codex website within four weeks from receipt of sample.

A high accuracy standard

Steps Accuracy
DNA sequencing 99.9%
Variant calling – SNP >99%*#
Variant calling – Indel >99%*#

* Passed GenQA/UK NEQAS external quality assurance

# The interpretation of sequencing variants is based on the current understanding of the variants at the time it was observed, which may change over time as more information about the genes becomes available. Not all variants are represented in this report.

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