Advertisement

The Body: The Complete HIV/AIDS Resource
Follow Us Follow Us on Facebook Follow Us on Twitter Download Our App
Professionals >> Visit The Body PROThe Body en Espanol

How Accurate Is Dna Testing In Hiv

Here's a taste of what TheBody.com has to offer on this topic:
Ask the Experts

HIV-1 DNA by PCR test and HIV-1 Abs test

Hi, I took the tests above on the 36th day after exposure. Both tests came negative, (I'm not in any med, never tested positive)However, I'm wondering how accurate these results are? Should I repeat the tests, when? What was the posibility of...
Joseph McGowan, M.D., F.A.C.P.

Response from Joseph McGowan, M.D., F.A.C.P.

North Shore University Hospital
...not have time to turn positive. Usually the earliest would be by 2 weeks and most will be positive by 6 weeks. We repeat the testing for 3 months to be sure to catch all positives.The HIV PCR test should be positive by day 36, usually at a high... Read more »

HIV DNA PCR POSSITIVE (ANOTHER FALSE POSITIVE PCR TEST, 2010)

Having a sex contact with a sexs worker(-protected vaginal-unprotected oral) and because of my... Read more »

HIV 1 DNA, Qualitative/PCR testing results

hi DR.Roberti'm 28yo and I have 3 questions about HIV1 DNA Qulaitative/PCR test results1)is this... Read more »
Articles
AIDS InfoNet

Viral Load Tests

...virus. The markers are measured and used to calculate the amount of virus. Roche and Abbott produce this type of test. The bDNA ( b ranched DNA ) method combines a material that gives off light with the sample. This material connects with the... Read more »
The Well Project

Women and HIV Viral Load

...being damaged. Viral load can be measured by two different lab tests: a polymerase chain reaction (PCR) test or a branched DNA (bDNA) test. Both tests are accurate, but each has a different way to measure the amount of virus. It is best to stick... Read more »
The Well Project

Understanding HIV-Related Lab Tests II: Viral Load, Resistance and Tropism

...of HIV in your bloodstream. Viral loadcan be measured by two different lab tests: polymerase chain reaction (PCR) orbranched DNA (bDNA). It is best to stick with the same kind of test and notswitch between the two or it will be difficult to... Read more »
AIDSinfo

Seeing an HIV Doctor

...controlling the virus. The two viral load tests commonly used for HIV are: HIV RNA amplification (RT-PCR) test Branched chain DNA (bDNA) test Drug resistance testing -- Drug resistance testing determines if an individual's HIV strain is... Read more »
Connect With Others

HIV-1 Proviral DNA by PCR test????

Posted by sadman, 2 Replies
...past exposure. I've also read elsewhere that they actually can detect the virus after just days. Because it looks for HIV DNA not the body's immune response which takes weeks to months. I took one at 16 days post incident, did I wast my $260?... Read more »

Hiv2 test or pcr dna

Posted by Anonymous, 2 Replies
...to gain weight and possible purpura markings on palm of fingers and feet. Should I take a hiv2 test to rule out hiv or a pcr dna in case I'm just not producing antibodies? Thanks. I know the 6month period is suppossed to be conclusive but my... Read more »

ALL THE HIV TESTS TO CHECK FOR HIV

Posted by nomoreworry4me
...then testing for it with a PCR test is called Nucleic-acid Amplification Testing or NAT. NAT tests generally take two forms: DNA PCR tests and RNA PCR tests. RNA PCR tests are most frequently used for screening blood donations and donor organs... Read more »

HIV tests that detect the genetic material of HIV

Posted by nomoreworry4me
...then testing for it with a PCR test is called Nucleic-acid Amplification Testing or NAT. NAT tests generally take two forms: DNA PCR tests and RNA PCR tests. RNA PCR tests are most frequently used for screening blood donations and donor organs... Read more »