May 2014 Self-Test: AMP Case Report Article in CAP TODAY
- Some individuals with HIV infection by repeated serologic testing have extremely low (<50 copies/mL) or unquantifiable HIV RNA-1 viral loads. Reasons for this discrepancy may include all of the following EXCEPT:
- The patient may be an "elite controller," having a rare (<1%) phenotype that have the same viral control as patients taking ART.
- The patient has a new HIV-1 infection and a low viral load is expected at time of seroconversion.
- The patient has a HIV-1 primer site mutation. Testing by an alternative assay may lead to a detectable viral load.
- The patient may have an HIV-2 infection.
- A newly diagnosed HIV-1 patient is referred to the clinical laboratory for HIV-1 viral load testing as part of his therapeutic monitoring. What viral load corresponds to suppression of viremia and successful ART therapy?
- 50-200 copies/mL
- <500 copies/mL
- <50 copies/mL
- <1,000 copies/mL
- Nucleic acid testing for HIV-1 is useful in which of the following clinical situations?
- Monitoring response to ART
- Diagnosing a patient in the serological window period
- Identifying an elite controller
- All of the above
ANSWERS to Self-Test for May 2014 Case