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Test Catalog
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Chronic Demyelinative Neuropathy Profile |
#347 |
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| Type of Disorder: |
Peripheral Neuropathy |
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| Typical Presentation: |
Chronic, progressive demyelinating neuropathy |
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| Disease(s) tested for: |
Charcot-Marie-Tooth disease, Type 1A (CMT1A), Charcot-Marie-Tooth disease, Type 1X (CMT1X/CMTX), MAG, SGPG, GD1b neuropathies |
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| Test Details |
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| Test Code: |
347 |
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| Profile includes: |
Connexin32 Evaluation, MAG 'Dual Antigen'® Autoantibody Test, PMP22 DNA Sequencing Test
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| Informed Consent Required: |
Yes |
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| Medicare ABN Required: |
No |
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| Technical Information |
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| Utility: |
Detects anti-MAG and anti-SGPG antibodies via ELISA with Western blot confirmation; anti-GD1b antibodies; duplications/deletions in the PMP22 gene; and sequence variations and deletions in the Connexin32 gene
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| Methodology: |
Please refer to Methodology for each test |
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| Reference Value: |
Please see individual test listings |
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| Patents: |
5,691,144, 6,001,576, 6,599,756, 6,951,763, 5,306,616, 5,645,993, 5,780,223 |
| 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): |
83520(3), 83891(1), 83898(3), 83900(2), 83901(26), 83904(3), 83909(5), 83912(1), 83914(30)
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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 and whole blood |
| Minimum Volume: |
2ml serum, 15ml whole blood |
| Collection Tube: |
Serum in red top. Blood in lavender top (EDTA) |
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| Storage Conditions: |
Room temperature, avoid freezing |
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| Shipping Conditions: |
Room temperature, ship same day. Must arrive at Athena within 48 hours after blood is drawn. |
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| Test Turnaround: |
21 days |
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