Closing Remarks

A. Most participants with inconclusive serologic results had detectable HIV-1 RNA by ultrasensitive single-copy assay (SCA), confirming acute HIV infection

B. All participants with inconclusive serologic results had confirmed HIV infection by Geenius HIV 1/2 Supplemental Assay and were transitioned to antiretroviral therapy

C. No participant with inconclusive serologic results had detectable HIV-1 by ultrasensitive SCA

D. Inconclusive serologic results occurred primarily because HIV RNA testing was not incorporated into the study protocol after CAB-LA initiation

Closing Remarks

Closing Remarks

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August 10, 2026: HIV Diagnostic Challenges in Individuals Taking Long-Acting Cabotegravir PrEP