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Test Catalog
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MuSK Quantitative Titers Antibody Test |
#482 |
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| Type of Disorder: |
Neuromuscular Disorders |
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| Typical Presentation: |
Bulbar weakness is predominant;
Ptosis, diplopia, dysarthria, facial weakness, difficulty chewing or swallowing; Other signs and symptoms may vary |
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| Disease(s) tested for: |
Myasthenia Gravis (MG) |
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| Test Details |
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| Test Code: |
482 |
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| Informed Consent Required: |
No |
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| Technical Information |
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| Utility: |
Evaluates the presence of quantitative antibodies to muscle-specific receptor tyrosine kinase (MuSK); |
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| Methodology: |
RIA |
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| Reference Value: |
Negative: <10
Borderline: 10
Positive: >20 |
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| Patents: |
7,267,820, 7,732,147 |
| 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): |
83519(1) |
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| CPT 2013: |
83519(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: |
Serum |
| Minimum Volume: |
2 ml |
| Collection Tube: |
Red top |
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| Alternate
Specimen Requirements |
| Type: |
Whole blood |
| Minimum Volume: |
10 ml |
| Collection Tube: |
Red top |
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| Storage Conditions: |
Refrigerate if not shipped same day. Ship whole blood immediately. |
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| Shipping Conditions: |
Room temperature, avoid freezing. Ship same day. |
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| Test Turnaround: |
7-14 days |
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