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HIV-1 Genotype and Coreceptor Tropism, Ultradeep Sequencing
Test Code94015
CPT Codes
87900, 87901, 87906
Preferred Specimen
4 mL plasma collected from an EDTA (lavender-top), or PPT potassium EDTA (white-top) tube
Minimum Volume
1.2 mL
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 from cells within 24 hours of collection by centrifugation. If shipping frozen, transfer plasma to a leak-proof transport tube, then freeze prior to shipment. Follow manufacturer's instructions for collection tube handling.
Transport Container
Transport tube
Transport Temperature
Frozen
Specimen Stability
Room temperature: 24 hours
Refrigerated: 5 days
Frozen: 30 days
Refrigerated: 5 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Lipemia • Received room temperature • Heparinized plasma • Serum • Non-centrifuged PPT • Frozen PPT (in situ)
Methodology
Reverse Transcriptase Polymerase Chain Reaction (RT-PCR) • Ultradeep Sequencing
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics Infectious Disease. It has 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
Set up: Mon, Thurs; Report available: 4-11 days
Reference Range
See Laboratory Report
Clinical Significance
Select antiretroviral drug regimen for treating HIV-1 patients by assessing reverse transcriptase and protease inhibitor resistance, together with CCR5 antagonist eligibility.
Performing Laboratory
| Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
| 33608 Ortega Highway |
| San Juan Capistrano, CA 92675-2042 |
