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Does Pcr Dna Hiv Test For Both Hiv-1 And Hiv-2

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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
...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 titer. We generally would not run this test unless a person had... Read more »

HIV-2 Indeterminate

Dear Doctor,I have tested for HIV 2 Western Blot Method, where the result has come as indeterminate... Read more »

hiv1 and hiv2

respected Dr,sir, i had sex with one of my freind(female) on 12 augest2008,since then i am... Read more »
Articles
New York State Department of Health AIDS Institute

Diagnostic, Monitoring and Resistance Laboratory Tests for HIV

...Assays 2. HIV-1 Confirmatory Antibody Assays 3. HIV-2 Antibody Screening B. Viral Identification Assays 1. DNA Polymerase Chain Reaction (DNA-PCR) 2. Plasma HIV RNA Assays III. Monitoring Tests A. Lymphocyte Analysis ... Read more »
U.S. Food and Drug Administration

FDA Approval of NAT for Detection of HIV-2, HIV-1 Groups O and M, and Hepatitis B and C

...to the chemical compounds that make up the genetic material in the virus. The new FDA-approved test detects nucleic acid from HIV-2 and from HIV-1 Group O. HIV-2 infections and HIV-1 Group O infections are predominantly found on the African... Read more »
Rick Sowadsky, M.S.P.H.

Taking Unnecessary HIV Monitoring Tests: A Waste of Valuable Resources

...to test people who are worried about symptoms, after having a possible exposure with someone whose HIV status is unknown! Tests for HIV-2 and Group "O" The HIV-2 virus is found almost exclusively in Western Africa, and in persons who have had... Read more »
Henry J. Kaiser Family Foundation

Bio-Rad Laboratories Receives FDA Approval for Rapid HIV Test That Distinguishes Between HIV-1, HIV-2

... Bio-Rad Laboratories on Tuesday announced that it has received FDA approval for its single-use rapid HIV test kit, AP/ Yahoo! News reports. The test, which the company plans to begin marketing in the United States later this month, Read more »
Connect With Others

can an HIV-1 test detect HIV-2?

Posted by Anonymous, 5 Replies
...I had several ELISA HIV 1 tests all negative (thank God). But now I'm wondering about HIV 2. Can the HIV 1 test detect HIV 2? Thanks Read more »

Can I stop or should I test for HIV2?

Posted by Anonymous, 2 Replies
...weeks 2 days. This was my 3rd home access test. I've taken Home Access test at 9, 12, and now 15 weeks. I've also had negative PCR's at 10 and 28 days and third generation ELISA test at 7 weeks. I know I should be WHOOOO HOOOOOOing but I'm still... Read more »

HIV-1? HIV-2? HIV-O?

Posted by Anonymous, 6 Replies
...We didn't even know about HIV until the 1980's. So, we invented a HIV1 test, only to find there is a HIV2. So, we invented a HIV2 only to find out there is a HIV-O. Why Read more »

HIV 1/2 tests

Posted by une_fille, 1 Reply
...the guy i was with was from England (i am in the US and he had just moved here). do you think the DNA PCR was a sufficient additional test if the ELISAs in the US test only for HIV-1? what else other test would i get done? Read more »