| Test code: | 3155 |
| Type of disorder: | Peripheral Neuropathy, Autoimmune |
| Disease(s) tested for: | Sensory and Motor Neuropathies, Multifocal Neuropathies |
| Tests included: | Co-Asialo Autoantibody Test Co-GD1b Autoantibody Test Co-GM1 Autoantibody Test GD1a AutoantibodyTest |
| Clinical Significance: | Anti-GM1, anti-GD1a, anti-asialo-GM1 and anti-GD1b antibodies are found in patients with a distal motor neuropathy. |
| Methodology: | ELISA |
| 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(4) |
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 |
| Reject Criteria | Hemolyzed; icteric; lipemic |
| Set-up/Analytic Time: | 7-10 days |
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