HIV Strain Not Detected From Test

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The Role of STD Detection and Treatment in HIV Prevention

What is the link between STDs and HIV infection? How can STD treatment slow the spread of HIV infection? What are the implications for HIV prevention? Where can I get more information? References Testing and treatment of sexually transmitted diseases (STDs) can be an effective tool in preventing the spread of HIV , the virus that causes AIDS. An understanding of the relationship between STDs and HIV infection can help in the...

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Can the PCR detect the N strain of HIV

Can the PCR DNA detect the N strain of HIV.Why is it that the Elisa test after a window period of sixmonths still only 99.9% confirmatory?What should one do to rule out HIV completely?-Just being a little Inquisitive....

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

Stanford University, School of Medicine

I am not sure about the commercial PCR test. PCR technology can though. You have to do what you must to rule out infection. We offer guidelines and testing strategies.MH... Read more »

different hiv strains - detectable?

My boyfriend was just diagnosed with hiv. We haven't had sex in over 2 years. Is it possible to compare my hiv with his to verify he got it from me?...

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

Stanford University, School of Medicine

Yes, but only in a research laboratory. These are not readily available tests that could be obtained from commercial reference labs.... Read more »

Home Access/detect all strains?

Dr. Holodniy,Would the Home Access test system be able to detect all strains/clades of HIV1 (aside from group O), or just subtype B? I one were to receive a negative result after 6 months should they trust the result?...

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

Stanford University, School of Medicine

Call them up and find out.... Read more »

Elisa test and HIV strains

Ryan,Does the ELISA test pick up ALL strains/subtypes of HIV or are there rare strains that will not be picked up ?Thank you for your answer....

Response from Ryan M. Kull, C.S.W

Columbia University's Health & Related Services

If you are talking about HIV-1 or HIV-2, you need to have HIV-1/2 specific tests performed to have an accurate result. Standard HIV-1 antibody tests will detect HIV-2 antibodies about 70% of the time. Testing for HIV-2 antibodies is not necessary... Read more »

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PCR not detecting all strains of HIV?

Posted by Anonymous, 1 Reply

As many worried persons, I took a PCR-RNA 4 weeks after my infection risk, to amend my fears. It came back negative. Although I should relax now, I'm still concerned, because I have read that all commercially available PCR-kits are just looking for... Read more »

testing and different strains

Posted by Anonymous, 3 Replies

here is my story, about 5 months ago, i thought i was exposed to hiv, tested negative with home access, and consider the results to be conclusive...however, about 3 years ago, i had protected sex with a thai prostitute and performed unprotected oral... Read more »

RNA testing & different strains

Posted by Anonymous, 1 Reply

Just a question for the board. I had a Roche RNA version 1.0 test done and it came back non-detectible under 400. I know this is geared to pick up clade B and not the others. What are the odds that I could have picked up a weird subtype here in... Read more »

Broken Condom New HIV strain or What? WORRIED

Posted by ademalu, 1 Reply

Well here is my situation
had exposure in mid may 2009 with Commercial Sex Worker (CSW) condom broke ,had rapid test in June and August 2009 all came out negative. had Elisa (elecsys) test for HIV 1 and 2 endsept 2009 came out negative. Had QL DNA... Read more »

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