| Test code: | 4725 |
| Type of disorder: | Paraneoplastic and Other Antibody Disorders of the CNS |
| Disease(s) tested for: | Paraneoplastic Neurological Syndrome, Stiff Person Syndrome |
| Tests included: | Recombx® Amphiphysin Autoantibody Test Recombx® CV2 Autoantibody Test Recombx® Hu Autoantibody Test |
| Clinical Significance: | Anti-CV2, anti-Hu, and anti-Amphiphysin antibodies are found in patients with a rapidly progressive sensorimotor neuropathy. This semi-quantitative assay may be useful in monitoring therapeutic responses in select cases. |
| Methodology: | Automated Nanoliter Scale Immunoassay |
| Reference Range: | See Laboratory Report |
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.
| CPT: | 83520(3) |
Please label each specimen tube with two forms of patient identification. These forms of identification must also appear on the requisition form.
| Specimen Type: | Serum |
| Specimen Stability: | Room temperature: 72 hours, Refrigerated: 28 days, Frozen: 28 days, |
| Specimen Requirements: | 2 mL (0.5 mL minimum) serum in a Red-top tube or Serum Separator Tube (SST) |
| Instructions: | Serum must be separated from whole blood within 48 hours of collection. |
| Alternate Specimen Type: | Cerebrospinal Fluid (CSF) |
| Alternate Specimen Stability: | Room temperature: 72 hours, Refrigerated: 28 days, Frozen: 28 days, |
| Alternate Specimen Requirements: | 2 mL (0.5 mL minimum) CSF collected in a sterile leak-proof container |
| Transport Temperature: | Refrigerated |
| Set-up/Analytic Time: | 3-5 days |
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