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HIV Screening and Diagnosis

Approximately 1.2 million people in the United States are infected with HIV. Approximately 13% of those with HIV infection are unaware of their diagnosis, contributing to transmission of HIV in approximately 40% of new infections.1

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HIV testing is important for efforts aimed at treatment and prevention.

The Centers for Disease Control (CDC) recommends HIV testing for all individuals between ages 13 and 64 at least once as part of standard health care.

Annual screening is recommended for those persons with known or reported risk factors.

All pregnant persons should be tested for HIV.

Labcorp offers the following HIV testing options

083935 

HIV p24 Antigen/Antibody with Reflex to Confirmation

CDC-recommended algorithm for laboratory diagnosis of HIV infection, including acute and primary infection.

View Test Specifications

139825

HIV-1, HIV-2 Qualitative RNA

This test is intended for use as an aid in the diagnosis of HIV-1 or HIV-2 infection, including acute or primary infection. Presence of HIV-1 or HIV-2 RNA in the plasma of patients without antibodies to HIV-1 or HIV-2 is indicative of acute or primary HIV-1 or HIV-2 infection. This assay may also be used as an additional test, when it is reactive, to confirm HIV-1 infection in an individual whose specimen is repeatedly reactive for HIV-1 and/or HIV-2 antibodies. This assay is not intended for use in donor testing.

View Test Specifications

550430

HIV-1 Quantitative RNA non-graphical

This test detects and quantitates HIV-1 in plasma.

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References

  1. Centers for Disease Control and Prevention. HIV Testing. Accessed June 22, 2023. https://www.cdc.gov/hiv/testing/index.html