Window Period Hiv Nucleic Acid Test

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Ask the Experts

What,s the window period for HIV RNA nucleic acid testing?

Because I did one within 27 days and then a nucleic acid test around 8 weeks and around 11 weeks and 12 weeks, all came back negative. Now I can put this all behind me but after being raped at 35 years old and I'm a guy . and I have a partner...

Response from Brian Conway, M.D.

University of British Columbia

In theory, the HIV RNA test could be positive within a few hours or days after a person has become infected. The test is most useful early after infection, before the antibody test becomes positive. At later time points, the anitbody test is quite... Read more »

Nucleic Acid Testing -vs- P 24 antigen -vs- Antibody test's

Dear Bob,Just read your answer from your status dealing with the HIV. I do not feel you are living... Read more »

Response from Robert J. Frascino, M.D. »

Window Period (WINDOW PERIOD)

Dr. Frascino:Many apologies if I am repetitive. To make things easier, if you want to refer me to... Read more »

Response from Robert J. Frascino, M.D. »

Go to Ask the Experts »

Articles

FDA Approves First Nucleic Acid Test (NAT) System to Screen Whole Blood Donors for Infections With Human Immunodeficiency Virus (HIV) and Hepatitis C Virus (HCV)

The Food and Drug Administration has licensed the first nucleic acid test (NAT) system intended for screening donors of whole blood and blood components intended for use in transfusion. This test system can simultaneously detect the presence of HIV... Read more »

Nucleic Acid Testing Could Help Detect HIV, Hepatitis C in Tissue Donations, Study Says

Nucleic acid testing could help detect HIV, hepatitis C and other viruses in donated human tissue, according to a study published in the Aug. 19 issue of the New England Journal of Medicine , the Richmond Times-Dispatch reports. NAT, which was... Read more »

Baltimore Launches HIV Nucleic Acid Testing Program

Baltimore health clinics have started to provide nucleic acid testing, which can detect HIV one to two weeks after infection, the Baltimore Sun reports (Bor, Baltimore Sun , 7/12). NAT, which was developed in 1999, is used to test units of... Read more »

Raleigh News & Observer Examines North Carolina's HIV Nucleic Acid Testing Program

The Raleigh News & Observer on Tuesday examined North Carolina's nucleic acid testing program -- which can detect HIV two to three weeks earlier than standard screening -- and its influence on HIV testing programs both nationally and... Read more »

Connect With Others

Nucleic Acid Test

Posted by Anonymous, 1 Reply

Does anyone know what the Nucleic Acid Test for HIV and Hep C is and how accurate that is, way after the window period? It is not commercially used as far as I know. Is it similar to P24, PCR DNA or RNA or just an antibody test?

Cheers,
pete

Read more »

HIV RNA TESTING CUTS THE WINDOW PERIOD WITH ELISA

Posted by nomoreworry4me

http://www.metrokc.gov/health/apu/rna-testing/RNA-facts.pdf Read more »

Weak Tests & Window Period Myths

Posted by Anonymous, 3 Replies

I don't care what the supposed experts say. All I know is what happened to me. I had a stupid, first time unprotected sexual encounter in early February. Two weeks later it all began. It started with feverish/flush of the face, neck and head. Then... Read more »

Window Period

Posted by Anonymous, 2 Replies

HIV Antibody Assays

HIV InSite Knowledge Base Chapter
Published September 2001
Niel Constantine, PhD, University of Maryland School of Medicine

Early Detection and the Window Period
Specific antibody to HIV is produced shortly after infection, but... Read more »

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