NAbFeron (IFNB-1) Neutralizing Antibody Test
| Abbrev Code: | XMISC | ||
| Order Code: | LAB4909 | Order Name: | NAbFeron Neutralizing Antibody Test |
| Methodology: | Viral cytopathic effect assay | ||
| CPT Codes: | 86382 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 14-21 days. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 4 mL |
| Minimum\Peds Volume: | 1.2 mL |
| Container: | Red (no gel) Alternate Containers: Red or gold (gel) |
| Collection Instructions: | Sample needs to be collected either before treatment with interferon or more than 24 hours following the most recent dose. Patient should not be on steroid therapy for at least two weeks prior to testing. Serum must be separated from whole blood within 48 hours of collection. |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 2 mL, 0.5 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | 72 hours at room temperature; 28 days refrigerated; 6 months frozen |
| Test Performed at or Referral Lab | Lab Sendouts (Athena Diagnostics) |
| Referral Lab number: | 112 |
Interpretive
| Reference Range: |
Less than 1:20
|
| Use: | Detection of neutralizing antibodies to interferonB-1. |
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