Negative Out To 18 Weeks NAT

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Ask the Experts

Positive ELISA, Negative Western Blot, Negative NAT

I recently donated blood and received a letter from the agency detailing the aforementioned results. In addition, I have absolutely no risk factors (no sex, no needles) that would incline me to think that it's even possible that I've been...

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation

Hi,"Is there any realistic chance that one could test negative for both NAT and Western Blot (following a positive ELISA) and actually be (HIV) positive"? Nope! Absolutely not! HIV is not your problem. No way. No how. No additional HIV... Read more »

Was I misinformed??? (NAT TESTING 2008)

Hey Dr. Bob, I'll be brief. I recently donated blood and requested to come in and pick up my... Read more »

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

DNA PCR /RNA PCR/ NAT

Can you explain the difference in these tests DNA PCR/ RNA PCR/ NAT? Which are better at detecting... Read more »

Response from Lisa Hightow-Weidman, M.D., M.P.H. »

Go to Ask the Experts »

Articles

U.S. Centers for Disease Control and Prevention

South Africa: Transfusion of Blood Safer From HIV Than Ever

The introduction of nucleic acid amplification testing (NAT) for HIV by the South African National Blood Service has significantly cut the risk of being infected through transfusion, an SANBS official said recently. The remark followed reports of a... Read more »

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 »

Good Fortuño?

Will Fortuño get anything done? Last week, Luis A. Fortuño (R-PR at large) introduced a bill (HR 5292) into the House that would hasten federal intervention in Puerto Rico's ongoing AIDS crisis. Because Fortuño is a non-voting member of the... Read more »

Chechnya Says Couples Must Be HIV-Negative to Marry

Any couples planning to marry in Muslim Chechnya must prove they are not infected with HIV, the region's spiritual leaders declared this week. "Any potential bride or groom is obliged to receive a medical certificate proving they are... Read more »

Connect With Others

NAT positive, but still have a question

Posted by paper_plane, 1 Reply

I have a question, probably just me being in denial about this whole thing, but i went in for a rapid HIV test because the week before i got strep, went to the doctor and tested positive for it, and i knew that could be a sign of HIV infection. I... Read more »

NAT testing

Posted by Anonymous, 2 Replies

What exactly is NAT testing? I have heard that blood banks use this technology to test the blood supply to make sure it is safe.
I have recieved a 13 week negative so I'm good to donate but still a little gun-shy. I guess I am just wondering how... Read more »

NAT testing

Posted by Anonymous, 2 Replies

Does anyone know anything about Nucleic Acid Testing (NAT) I was told that blood banks use it to seek the virus in donated Blood. How effective is it? I have had numberous negitive Elisa test from home Access over the past six months( with no risky... Read more »

hiv rna / nat testing

Posted by nomoreworry4me, 1 Reply

does this test cuts the window period , I took this type of test out too 19 months neg not detected and neg elisa and wb's. thanks god bless Read more »

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