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Hiv Dna Pcr After 6 Months

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HIV and Hepatitis Co-infection

Hi Dr. McGovern,I have a question that, while similar to one of your previously answered questions, goes a little further. Over a year ago I had a high risk sexual encounter and have tested negative for HIV both at the 3, 6, and 12 months since...
Barbara McGovern, M.D.

Response from Barbara McGovern, M.D.

Tufts University School of Medicine
Absolutely not! No further testing is required. Put it to rest. Read more »


hi doctor. i am really concerned...i tested several times up to 6 months after exposure and all... Read more »


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

Viral Load Tests

...load a few days after HIV infection. This is better than the standard HIV (antibody) test, which can be "negative" for 2 to 6 months after HIV infection. (See Fact Sheet 102 for more information on HIV antibody testing.) For prognosis , viral... Read more »
HIV i-Base

After Baby Is Born

...schedule. Will I need to use contraception after the baby is born? To check the baby is HIV-negative HIV PCR DNA -- a polymerase chain reaction (PCR) test is a highly sensitive test that detects tiny amounts of HIV DNA in blood plasma.... Read more »
U.S. National Institute of Allergy and Infectious Diseases

The Evidence That HIV Causes AIDS

...communication). HIV can be detected in virtually everyone with AIDS. Recently developed sensitive testing methods, including the polymerase chain reaction (PCR) and improved culture techniques, have enabled researchers to find HIV in patients... Read more »
Project Inform

Mycobacterium Avium Complex (MAC)

...were in the placebo group. So, people who have had a CD4+ cell count over100 and a low viral load for at least three to six months may be able to stop taking MAC prevention. You should think about restarting MAC prevention if your CD4+ cell count... Read more »
Connect With Others

Hiv window period for testing

Posted by nomoreworry4me, 2 Replies
...weeks two 19 months negative I have did few hiv rna etst at 4 weeks and 8 weeks and 12 weeks and 6 months and 9 months was hiv dna by pcr was not detected . 10 months was hiv rna and elisa both neg 12 months was another one. around 15 months was... Read more »


Posted by Anonymous
... ?We observed that clade A strains [of HIV] were not detected by RT-PCR [Reverse Transcriptase-Polymerase Chain Reaction] and that clade G-strains were not detected by NASBA [Nucleic... Read more »

HIV DNA reliability

Posted by Anonymous, 1 Reply
...Without wanting to alarm, it should be noted that HIV DNA testing is not 100% reliable. It may be worth checking with the lab to enquire what primers they used, particularly if you are Read more »

Is negative really negative?

Posted by Anonymous, 1 Reply
...With negative antibody after more than six months with no further exposures, and if I took a hiv dna pcr test and it came back with hiv virus what would be the next step? Could then the antibody results be incorrect? Or is the Read more »