| Test code: | 482 |
| Type of disorder: | Neuromuscular Disorders |
| Disease(s) tested for: | Myasthenia Gravis (MG) |
| Profiles that contain this test: | Acetylcholine Receptor Binding Antibody with Reflex to MuSK Antibody Acetylcholine Receptor Binding Antibody with Reflex to MuSK/LRP4 Antibodies AChR-Seronegative Myasthenia Gravis Evaluation Myasthenia Gravis Panel 2 with Reflex to MuSK Antibody |
| Clinical Significance: | Detection of antibodies to muscle-specific receptor tyrosine kinase (MuSK) (titer test) |
| Methodology: | Radioimmunoassay |
| Reference Range: | <1:10 |
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: | 86366(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, |
| 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: | 3-6 days |
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