| Test code: | 485 |
| Type of disorder: | Paraneoplastic and Other Antibody Disorders of the CNS |
| Disease(s) tested for: | Paraneoplastic Neurological Syndrome, Autoimmune Encephalitis, Neuromyotonia |
| Profiles that contain this test: | NeoComplete Paraneoplastic Evaluation with Recombx® NeoEncephalitis Paraneoplastic Evaluation with Recombx® Neuromyotonia Evaluation |
| Clinical Significance: | Detection of antibodies to voltage gated potassium channels (VGKC) Typical Presentation: Acute or subacute onset symptoms of limbic encephalitis including confusion/dementia, depression/anxiety and/or seizures or hallucinations, peripheral nerve hyperexcitability, acquired neuromyotonia, autonomic dysfunction |
| Methodology: | Radioimmunoassay |
| Reference Range: | <112 pmol/L |
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: | 83519(1) |
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: 1 year, |
| 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. |
| Transport Temperature: | Refrigerated |
| Set-up/Analytic Time: | 7-10 days |
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