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How Accurate Are Viral Load Tests For Hiv

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Get the Facts
Canadian AIDS Treatment Information Exchange

HIV Viral Load Testing

...A viral load test measures the amount of HIVin your blood. It does this by measuring thenumber of copies of a specific part of thevirus called RNA or ribonucleic acid. Why do I need a viral loadtest if I have already hadan HIV test? An HIV antibody test indicates whether you areinfected with HIV, the virus that causes AIDS.A viral load test shows how much of the HIVvirus is in your blood. While you will have anHIV antibody test only at...
Ask the Experts

Viral Load as an HIV Test for Infants

My wife and I are trying to adopt a child. One particular child we have identified is an 11 week-old girl from a third world country. When she was taken to the orphanage at 4-5 weeks old, she was tested for HIV antibodies and was positive (level...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
...from HIV infected mothers can have a positiveHIV antibody test for months and not be infected. Most of the confusionregarding HIV diagnosis in babies is in the first 4-8 weeks. Babies infectedin utero, will have positive viral load (PCR) tests,... Read more »

Viral load tests for HIV-I vs HIV-II

Are the same viral load tests used for both HIV-1 and II? I thought Iread somewhere that tests were not as reliable in measuring HIV-II.Thank you.
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
...Tests which measure HIV-1 viral load are not used to measure HIV-2 viral load. Although the viruses are similar, they are differentenough that an HIV-1 viral load Read more »

viral load and the hiv tests....

doc...im a med tech in mississippi and i work with an internest at a non profit clinic. my question is this...Does the hiv result need to be ordered if the viral load and cd4/cd8 is ordered too?...doesnt the viral load too indicate the amount of...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
...Go to the CDC HIV website for a complete discussion about HIV testing. The standard algorithm is still serial ELISA antibody tests for 6 months. If one chooses to use viral load or DNA PCR testing, Read more »

Viral load test and HIV-2

Does the newer viral load tests also pick up HIV-2? My doctor said it does. Is that correct?
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
...Viral load tests only measure the amount of HIV-1 in the blood. Antibody tests are available which detect antibodies to both HIV-1 and 2.MH Read more »
Articles
Henry J. Kaiser Family Foundation

New York City's Refusal to Use Viral Load Testing for HIV Diagnosis Will Not Prevent Infections, Opinion Piece Says

...load, is highest -- most health care providers and the New York City government do not use or promote viral load testing for HIV diagnosis, Paul Galatowitsch, a health care consultant; Antonio Urbina, director of clinical HIV/AIDS education at ... Read more »
Henry J. Kaiser Family Foundation

Scientists Receive Grant to Develop Hand-Held Self-Monitoring Test for HIV Viral Loads

...grant worth two million euros, or about $2.67 million, to develop a self-monitoring system for HIV-positive people that measures viral loads through a finger-prick of blood, BBC News reports. The device's sensors, called microcantilever arrays,... Read more »
San Francisco AIDS Foundation

Viral Load Testing

...directly . Why is indirect or direct measurement important? Because the same sample, tested with both tests, will give different viral load measurements. Here's another way to think of the differences between these two tests: One way to describe... Read more »
The Well Project

Women and HIV Viral Load

...starting the drugs. If your viral load goes up while taking HIV drugs, you and your health care provider should take another viral load measurement. If that result is the same or higher, your drugs may not be working as well as they should. You... Read more »
Connect With Others

hiv viral load

Posted by Anonymous, 2 Replies
...took hiv viral load after 6 months exposure they did the old hiv viral load not the one that can detect down to 20 copies hiv viral load <400. Read more »

Viral Load Testing.

Posted by sunkyst, 3 Replies
...I went to see a doctor today who does internal medicine and is also a HIV specialist. I told him about all of the HIV tests I've had done over the past few weeks i.e several tests where I tested negative and the last one at just over 11 weeks... Read more »

The Failure of Viral Load Tests

Posted by Anonymous, 2 Replies
...despite the fact that, according to manufacturers literature, the viral load test is not intended to be used as a screening test for HIV or as a diagnostic to confirm the presence of HIV infection. In a September 29th news article regarding the... Read more »

hiv viral load

Posted by Anonymous, 1 Reply
...patient and his doctor, however, those symptoms were caused by a very recent infection of HIV, the virus that causes AIDS. An HIV testing technology that has been around for more than a decade can diagnose recent infections like this man's.... Read more »