TAT 
2-4 weeks
CPT Code 
81177
81178
81179
81184
81284
81479
81180
81181
81182
81183
81243
81343
81344
Test Code 
4101
Test Methods 
Repeat Expansion Testing
Specimen Types Accepted 
Blood
Saliva
Buccal
Cultured Cells
Extracted DNA
Additional Information 
PCR-based repeat expansion testing for a single gene on the Ataxia Repeat Expansion Panel is available in our laboratory. Please contact us directly for cost and CPT code information.