HIV COMBO AG/AB ENZYME IMMUNOASSAY (EIA)
Test Description: The GS HIV Combo Ag/Ab EIA is an enzyme immunoassay based on the principle of the sandwich technique for the qualitative detection of HIV-1 p24 antigen and detection of envelope antibodies associated with HIV-1 and/or HIV-2 virus in human serum or plasma.
Order Approval Required? No
Specimen Type: Coagulated Blood
Collection Container: Red Top
Optimal Volume: 5 ml
Collection Guidelines: Specimens can be collected in serum tubes. Do not heat-inactive samples. Extensive hemolysis will affect test performance.
Storage Container: Samples are stored in original tubes for 7 days or are aliquotted into a cryovial and are frozen in -20°C or colder freezer.
Storage Instructions: Samples should be stored at 2-8 °C for 7 days after collection. Serum may be aliquotted and stored at 2-8 °C for shipping or frozen at -20°C or colder.
Transportation Instructions: Ship on cold packs
Test Methodology: Enzyme Immunoassay (EIA)
Causes For Rejection:
- Grossly Hemolyzed
- Quantity not sufficient for testing
- Improperly labeled
- Tube broken in transit
- Sample older than 7 days
- OCME specimens not validated by kit
- >2 years of age not validated by kit
Possible Results: Non-reactive, Reactive, invalid, HIV-1 Positive, HIV-2 Positive, Inconclusive, HIV undifferentiated