Hiv Antibody Non Reactive After Window Period

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San Francisco AIDS Foundation

HIV Testing

...body's reaction to the virus -- the presence of antibodies to HIV. ELISA The ELISA (also sometimes called EIA) is often used as the first screening tool. It is inexpensive and very sensitive for detecting the presence of HIV antibodies. In most cases, a blood sample is tested, but other types of ELISAs that use saliva and urine have also been developed. The actual ELISA takes 3.5 to 4 hours, but most test sites send samples to outside...
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I am going for having my shave done from a nearby saloon for the past 10 years. Then someone told me that razor and blade are potential HIV carriers. Seeing this, i went for a test named "HIV antibody 1/2 and P24 combo test on 25th November. The...
Joseph McGowan, M.D., F.A.C.P.

Response from Joseph McGowan, M.D., F.A.C.P.

North Shore University Hospital
...between clients. Having said that you assured yourself by obtaining an HIV test which by your report was non-reactive. An HIV antibody test is the appropriate test. I do not think you need to obtain a second test at this time. The window... Read more »


To the good Dr. Bob, I have submitted a donation on-line, and will submit a heftier holiday donation as well, but in the interim I was hoping you might field another inquiry from me regarding a post of mine a few weeks ago pertaining to the Aptima...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...studies to scientifically answer your question concerning an undetectable PCR RNA at a specific time followed by a reactive anti-HIV antibody test at a later date. The anti-HIV antibody test at three months remains the gold standard. The Aptima... Read more »

Sex with Aunty--after 94 days(non-reactive----wooo.........Hooooooooo

Hi Doc,This is ths guy who had sex with his aunty who didn't had sex for many years.She got -ve on jul 3 and i also got -ve jluy 15.U replyed that risk is nearly non-existent and get test after 3 months.I guess u remembered me..........After 94 days...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...negative, the HIV risk is nearly nonexistent. There is only an extremely remote possibility that Aunty could have been in her windowperiod at the time of her test. However, if she really didn't have sex for 1.5 years before seducing you (I mean... Read more »

HIV testing question

There is a guy I know and he told me he tested for hivMy question is as follows:what type of test is this: "HIV-1 Antibody by enzymes immunoassay (eia) with reflux to western blot CB test HIV 1/AB=Non-ReactiveHIV Western Blot = N/AWhat does all this...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...Hello,The type of test is an EIA (Enzyme Immunoassay). It's an "ELISA"-type test to detect anti-HIV antibody in the blood. The way the test was ordered, a confirmatory test called a Western Blot would have been run if and only if the Read more »
New York State Department of Health AIDS Institute

Diagnostic, Monitoring and Resistance Laboratory Tests for HIV of acute HIV infection, see Diagnosis and Management of Acute HIV Infection . A. Antibody Tests Detection of HIV antibodies is the most common method for the diagnosis of HIV infection in adults and children >18 months old.... Read more »
The Body's "Ask the Experts" Forums

FAQs About HIV Testing From's "Ask the Experts" Forums

...anxiety of one test at eight weeks, another at three months and a third at six months? What if having hepatitis C delayed HIV antibodies from presenting past the windowperiod? Would I need to keep testing after 12 months? Is it possible... Read more »
AIDS InfoNet

HIV Testing

...In the US, call the National AIDS Hotline, (800) 342-2437. The most common HIV test is a blood test. Newer tests can detect HIV antibodies in mouth fluid (not the same as saliva), a scraping from inside the cheek, or urine. "Rapid" HIV test... Read more »
The Well Project

What Is HIV?

...been infected, your immune system will make antibodies against HIV. The most common HIV tests look for these antibodies. The HIV antibody test (called ELISA or EIA) is one of the most reliable medical tests. It can be done on blood, mouth swab,... Read more »
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