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  2. Diagnosis of HIV/AIDS - Wikipedia

    en.wikipedia.org/wiki/Diagnosis_of_HIV/AIDS

    However, based upon the HIV prevalence rates at most testing centers within the United States, the negative predictive value of these tests is extremely high, meaning that a negative test result will be correct more than 9,997 times in 10,000 (99.97% of the time). The very high negative predictive value of these tests is why the CDC recommends ...

  3. Viral load monitoring for HIV - Wikipedia

    en.wikipedia.org/wiki/Viral_load_monitoring_for_HIV

    An HIV antibody test usually detects the HIV antibodies within two to eight weeks, but can have a valid negative result for a long as 2 to 6 months after initial infection. Viral load tests can also be used to diagnose HIV infection, especially in children under 18 months born to mothers with HIV, where the presence of maternal antibodies ...

  4. Window period - Wikipedia

    en.wikipedia.org/wiki/Window_period

    The window period for HIV may be up to three months, depending on the test method and other factors. RNA based HIV tests has the lowest window period. Modern and accurate testing abilities can cut this period to 25 days, 16 days, or even as low as 12 days, again, depending on the type of test and the quality of its administration and interpretation.

  5. Long-term nonprogressor - Wikipedia

    en.wikipedia.org/wiki/Long-term_nonprogressor

    In particular, strong correlations have been found between possessing the class 1 HLA-B*5701, [13] HLA-B*5703, [14] and/or HLA-B*2705 [15] alleles and ability to exert control over HIV. TCR repitore HIV controllers exhibit a highly skewed TCR repertoire dominated by specific TRAV24 and TRBV2 variable genes, with shared CDR3 motifs and public ...

  6. WHO Disease Staging System for HIV Infection and Disease in ...

    en.wikipedia.org/wiki/WHO_Disease_Staging_System...

    (This is the interim African Region version for persons aged 15 years or more who have had a positive HIV antibody test or other laboratory evidence of HIV infection) (The United Nations defines adolescents as persons aged 10−19 years but for surveillance purposes, the category of adults and adolescents comprises people aged 15 years and over)

  7. OraQuick - Wikipedia

    en.wikipedia.org/wiki/OraQuick

    An initial positive result is not a definitive HIV diagnosis, but rather it should prompt the user to seek immediate medical attention for HIV blood tests and follow-ups. [7] [8] A negative result indicates no HIV infection, but the test cannot accurately detect HIV levels when exposure was within the past 3 months. Even then, there can still ...

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