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HelpTest Code LAB6072 HIV1 p24 Ag with HIV1/2 Ab
Intended Use
This assay is intended as a screening test for infection with HIV-1 and/or HIV-2 including acute (primary) HIV-1 infection. The performance of this assay has not been established for neonates, and the assay should not be used in individuals younger than 2 years of age.
Methodology
Chemiluminescent Immunoassay
If HIV1 p24 Ag with HIV1/2 Ab is POSITIVE, the following tests will be reflexed.
| HIV1 Antibody |
| HIV2 Antibody |
| HIV1 p24 Antigen |
| HIV1 and HIV2 Confirmation |
Performing Laboratory
RCH
Specimen Requirements
Acceptable: EDTA Plasma
Container/tube: Lavender-top (EDTA) or EDTA Plasma Preparation gel tube (PPT)
Specimen Volume: 2 mL EDTA Plasma
Collection Instructions: Separate serum from cells promptly. False positive results can occur if the serum remains on the cells for > 24 hours. Forward promptly.
Specimen Stability
Ambient: 4 days
Refrigerated: 7 days
Frozen: -20C > 7 days
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
87389
If HIV1 p24Ag with HIV1/2 Ab is POSITIVE, 86701, 87390, 86702
Confirmation testing by referral laboratory: 86701, 86702