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Acute and Recent HIV InfectionQuestion 3/10

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Which one of the following best describes the “window period” related to HIV infection?

In this example, seroconversion window period is the interval from initial HIV acquisition to the appearance of detectable anti-HIV antibodies using a laboratory-based IgM/IgG-sensitive HIV antibody test. The seroconversion window period for laboratory-based IgM/IgG-sensitive HIV antibody test is typically about 23 to 25 days.
Figure 1. Seroconversion Window Period after Acquisition of HIV
In this example, seroconversion window period is the interval from initial HIV acquisition to the appearance of detectable anti-HIV antibodies using a laboratory-based IgM/IgG-sensitive HIV antibody test. The seroconversion window period for laboratory-based IgM/IgG-sensitive HIV antibody test is typically about 23 to 25 days.
Source: Centers for Disease Control and Prevention and Association of Public Health Laboratories. Laboratory testing for the diagnosis of HIV infection: updated recommendations. June 27, 2014.
Illustration: David H. Spach, MD
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Question Last Updated
January 28th, 2025

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