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Accuracy Of Pooled NAT Testing For Hiv

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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 »

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

Posted by Anonymous, 2 Replies
What is an NAT test for HIV? I heard that it is able to detect HIV a lot earlier than any other test. If that is true, why aren't they using it to test for HIV?

Read more »

Testing for Hiv-accuracy of test after Exposure!!!

Posted by Anonymous, 2 Replies
Anyone please help with this one!! IF you had a possible exposure to Hiv, how long Before Tests will pick up the infection, and how accurate are the rapid Hiv tests against the Elisa tests? If you are Elisa negative at 8 weeks after infection and 12... Read more »
Ask the Experts

What is the NAT test?

I read in Men's Fitness that the NAT test can detect the virus from 5-10 days as oppossed to other tests that take 16 days. Are these facts true? Can the virus be detected that early? Thank you....
Rick Sowadsky, M.P.H.

Response from Rick Sowadsky, M.P.H.

Nevada State Health Division AIDS Program
Hi. Thank you for your questions. What you are referring to here is NAT testing (Nucleic Acid Amplification Testing), which includes tests such as the PCR. NAT tests for the virus itself, rather than antibodies to the virus. NAT tests are now... Read more »

question about a certain test they do in British Columbia (NAT TESTING)

Dr. Frascino,First off i'd like to commend you on the great work your doing and the patience you have for all the questions you get and answering them in a comical manner on a non comical issue, I really do admire you. I have a question about...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hi,NAT stands for nucleic acid test. (NAAT, nucleic acid amplification test, is another notation for the identical test.) It is a qualitative test that screens for very small amounts of HIV (or other pathogens such as hepatitis C) genetic material... 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 results. Everything came back negative and the Director of the Lab told me that they use the HIV antibody test as well as the HIV NAT to screen...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,Please note that the purpose of the testing done at blood donation sites is to protect the blood supply, not diagnose HIV infection. NAT testing can pick up some HIV infections prior to standard HIV-antibody tests. (See below.) I certainly... Read more »

NAT test

Dr. Bob, some states actually use a nat test along with an antibody test to check subjects for hiv. They take two viles of blood for this. Can you tell me what a nat test checks for ?...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hi,Sure. See below.Dr. Bobnucleic acid testingMay 16, 2006 dr. bob, i'm a 25 year old guy who made a mistake and had brief unprotected insertive anal sex about 5 weeks ago. The guy also had his penis around my anus- but not in. Of course,... Read more »
Articles
U.S. Food and Drug Administration

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 »
U.S. Centers for Disease Control and Prevention

Head-to-Head Comparison of Accuracy of a Rapid Point-of-Care HIV Test With Oral Versus Whole-Blood Specimens: A Systematic Review and Meta-Analysis

In the current study, the researchers sought to establish whether a convenient, non-invasive HIV test that uses oral fluid was accurate compared with using the same test with blood-based specimens. The systematic review and meta-analysis compared... Read more »
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 »
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

On December 30, 2008, FDA approved the first nucleic acid test (NAT) that screens for the presence of two divergent types of HIV in donated blood plasma and human tissue. Nucleic acid is the term commonly used to refer to the chemical compounds that... Read more »