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Hepatitis C Viral RNA, Quantitative, Real-Time PCR
Test Code35645
CPT Codes
87522
Preferred Specimen
3 mL plasma collected and separated from an EDTA (lavender-top) tube
Minimum Volume
1 mL
Other Acceptable Specimens
Plasma collected in: PPT potassium EDTA (white-top) tube • Serum
Instructions
Do not freeze whole blood or any samples stored in primary tube. Freshly drawn specimens (whole blood) may be stored at 2-25°C for up to 24 hours prior to centrifugation. Separate plasma or serum from cells within 24 hours of collection by centrifugation. Follow manufacturer's instructions for collection tube handling.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 72 hours
Refrigerated: 14 days
Frozen: 84 days
Refrigerated: 14 days
Frozen: 84 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Whole blood samples >24 hours old • Frozen whole blood
Methodology
Real-Time Polymerase Chain Reaction
FDA Status
The analytical performance characteristics of this assay have been determined by Quest Diagnostics. The modifications have not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Evening Sets up 6 days a week.
Clinical Significance
Useful in monitoring therapy and/or disease progression. Reportable range is 15 to 100,000,000 IU/mL (1.18-8.00 log IU/mL)