Viral load assays is a topic covered in the Johns Hopkins HIV Guide.

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DEFINITION

  • Quantitative plasma HIV RNA assay.
  • Most important indicator of response to ART. Goal of ART is to achieve and maintain viral suppression.[1]
  • Can be useful in predicting clinical progression. Viremia copy-years predicts mortality in ART-naive.[9]
  • Significant predictor of risk of transmission. Reduced viral load associated with reduced transmission.[2]

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Last updated: May 28, 2014