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To view specimen requirements and codes please select your laboratory:
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HIV Antibodies, HIV-1/-2, EIA, with Reflexes
For New York patient testing, use test code 17659X
If the HIV-1/HIV-2 EIA Antibody Screen is reactive, HIV-1 Antibody Western Blot will be performed at an additional charge (CPT code(s): 86689).
If the HIV-1 Antibody, Western Blot is negative or indeterminate, HIV-2 Antibody EIA will be performed at additional charge (CPT code(s): 86702).
If the HIV-2 Antibody EIA is reactive, HIV-2 Antibody Western Blot will be performed at an additional charge (CPT code(s): 86689).
This reflexing algorithm is consistent with CDC/FDA recommendations.
The HIV-1/2 EIA Antibody Screen includes testing for HIV-1 Group O.
2 mL serum
Plasma collected in an EDTA (lavender-top), EDTA (royal blue-top), sodium heparin (green-top), lithium heparin (green-top), 3.2% sodium citrate (light blue-top) or ACD solution B (yellow-top) tube
To protect patient confidentiality, we recommend identifying specimens by using a code number in place of patients name on the specimen vial and the test request form. Tube must be labeled with patient identifier and submitted only for HIV testing. HIV-1 Western Blot requires the original tube for testing.
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano, CA 92690-6130
Set up: Tues-Sat; Report available: 2-5 days
HIV antibodies may not be detected in window between infection and detection of antibody.
|HIV-1/2 Ab Screen, EIA||Non-Reactive|
A Nonreactive HIV-1/2 antibody result does not exclude HIV infection since the time frame for seroconversion is variable. If acute HIV infection is suspected, antibody retesting and nucleic acid amplification (HIV DNA/RNA) testing is recommended
The combination HIV-1/HIV-2 includes detection of subtypes of HIV-1 not included in HIV-1, EIA alone. Repeatedly positive results are confirmed by the highly specific western blot.
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
(The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.)
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.