Athena Diagnostics - Testing that Makes a Difference
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Dystonia (DYT1) DNA Test #626
Type of Disorder: Movement Disorders
Typical Presentation: Generalized or focal early-onset idiopathic torsion dystonia
Disease(s) tested for: Primary Torsion Dystonia
Test Details
Test Code: 626
Profiles that contain this test: Primary Dystonia Evaluation
Informed Consent Required: Yes
Medicare ABN Required: Yes
Special Notes: Prenatal testing is available for this test.
Technical Information
Utility: Detects GAG deletion in DYT1 gene
Methodology: Polymerase Chain Reaction (PCR) and Fragment analysis
Reference Value: No GAG deletion detected
Patents: 6,387,616, 6,921,814
CPT Coding
The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
Stacked CPT Code(s): 83891(1), 83898(1), 83909(1), 83912(1)
Shipping Considerations
Please label each specimen tube with two forms of patient identification. These forms of identification must also appear on the requisition form.
Preferred Specimen Requirements
Type: Whole blood
Minimum Volume: 20ml
Collection Tube: Lavender top (EDTA)
Storage Conditions: Refrigerate, avoid freezing
Shipping Conditions: Room temperature, avoid freezing. Ship within 24 hours, Monday - Thursday only.
Test Turnaround: 14-28 days
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