1.0 mL Serum in a SST Gold Top Tube
48 hours Refrigerated
30 days Frozen
Specimen to be transported Refrigerated to PRMC within 48 hours of collection to be frozen by Immunology department to maintain specimen integrity until testing occurs. Do not transport Frozen.
0.5 mL Serum
| <20 Units | Negative | ||
| ≥20 Units | Positive | ||
7 days
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