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