What is the best screening test for HIV?
A NAT (nucleic acid test) can detect HIV sooner than other types of tests.
Last updated on 29 Jun 2023
Yes
An antigen/antibody test performed by a lab on blood from a vein can usually detect HIV 18 to 45 days after exposure. There is also a rapid antigen/antibody test available that is done with a finger stick.
They are conclusive but you can repeat the test after 90 days for best results.
Very accurately
There are three types of tests used to diagnose HIV infection: antibody tests, antigen/antibody tests, and nucleic acid tests (NATs).
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