REPORT

HIV Antibody (Ab) and Antigen (Ag) Screening (CMIA)

San Francisco Public Health Laboratory

Test Order Name - HIV Screening

Synonym(s) - HIV CMIA, HIV Antibody (Ab) and Antigen (Ag) Screening, HIV Confirmatory Testing

Methodology - Chemiluminescent Microparticle Immunoassay (CMIA) and Geenius HIV

Acceptable Specimen Type(s) for Testing - Blood in K2EDTA (lavender) or K2EDTA with plasma separator (pearl white top).

Transport / Collection Medium - None

Storage and Preservation of Specimen - Freshly drawn specimens (whole blood) may be held at 15 to 30°C for up to 6 hours or at 2 to 8°C for up to 24 hours, prior to centrifugation. After centrifugation, plasma specimens may be stored at 2 to 8°C for up to 5 days. If longer storage is required, plasma specimens must be held at -70°C or lower.

Minimum Volume Required - 2 milliliters

Additional Required Information - Collection date and time required

Send Out? - No

Turnaround Time - 7 business days from receipt

Limitations / Notes / Disclaimers - Only for contracted submitters.