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| Test code: | 278 |
| Type of disorder: | Peripheral Neuropathy, Autoimmune |
| Disease(s) tested for: | Guillain-Barré Syndrome |
| Profiles that contain this test: | Co-GM1 Quattro™ Autoantibody Test Motor Neuropathy Profile-Complete Multifocal Motor Neuropathy Evaluation SensoriMotor Neuropathy Profile with Recombx®-Complete |
| Clinical Significance: | Detection of anti-GD1a antibody Typical Presentation: Acute Neuropathy most commonly associated with acute axonal motor neuropathy that reaches a peak within 4 weeks. Indications for testing: Acute neuropathy with muscle weakness |
| Methodology: | ELISA |
| Reference Range: | <1:100 |
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(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: 21 days, Frozen: 4 months, |
| 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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