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Hiv Laboratory Interpretation

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Get the Facts
AIDS InfoNet

HIV Resistance Testing

...added. Genotypic resistance: The genetic code of HIV has mutations that are linked to drug resistance. Clinical resistance shows up as a higher viral load, lower CD4 count, or opportunistic infections (see Fact Sheet 500 ). Laboratory tests can measure phenotypic and genotypic resistance. Phenotypic Testing A sample of HIV is grown in the laboratory. A dose of one antiviral drug is added. The growth rate of the HIV is compared to the...
Ask the Experts

OTRO test, no more please

i had an accident with a neddle, i got an test hvc/ hiv 3 months after it was negative, past 15 months i got other test, negative to hiv but to the test antibody antihepatitis C , i got 0.8, is positive 1.0 is negative less 1.0, the question My...
Barbara McGovern, M.D.

Response from Barbara McGovern, M.D.

Tufts University School of Medicine
...less than 1.0. If there is confusion, usually the result comes with an explanation. If you are still confused, you can call the laboratory where it was performed and ask them for an interpretation. Read more »

A Few Questions From Someone New to HIV testing

Dr. Bob please answer my questions, I'm going nuts!It has been 5 months since I engaged in sexual activity back in late November of 2005 (the 18th to be exact). I performed oral sex on a man and did not have cum in my mouth (a small amount of precum...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...This forum is dedicated to HIV-positive folks, particularly those who have concerns related to fatigue and/or anemia. Questions related to HIV transmission, Read more »

HIV 1 Indeterminate results...p24 viral band observed

Dr. BobI recently got bloodwork done because I had a rash that turned out to be high levels of the B19 Parvovirus. At the same time, I decided to get my annual STD check. The results for HIV-1 AB WESTERN BLOT came up Indeterminate and p24 viral...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...ELISA or your doctor improperly ordered the test. Either way I would suggest you get reevaluated properly with an ELISA or rapid HIV test. If it's negative, you're negative and no further HIV testing would be warranted. If the initial ELISA or... Read more »

re...help me please

hi Doc bob. thanks a lot for your reply.well i saw you wondered why i got 4 elisa tests at the same day, well it happened when i went to have my first test (lab 1), the same day in afternoon i was called to repeat the test, that really scared me, so...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...a lot of unnecessary testing to me. Remember, a positive ELISA (or equivalent) plus a negative Western Blot means that your HIV test is negative! Consequently, all your "HIV tests" in all the various labs and were in essence negative.I'm... Read more »
Articles
San Francisco AIDS Foundation

HIV Testing

... Why Should You Get Tested for HIV? What Are HIV Antibody Tests? ELISA Western Blot (WB) Assay Indirect Immunofluorescence Read more »
New York State Department of Health AIDS Institute

Diagnostic, Monitoring and Resistance Laboratory Tests for HIV

...HIV Clearview HIV 1/2 Stat-Pak Clearview Complete HIV 1/2 Manufacturer OraSure Technologies MedMira, Inc. Bio-Rad Laboratories Trinity Biotech Inverness Medical Inverness Medical Detection HIV-1 and -2 HIV-1 HIV-1 and -2 ... Read more »
AIDS InfoNet

Participating in a Clinical Trial

... Fact Sheet 500 ) or raise T-cell counts (see Fact Sheet 124 .) Clinical trials may also test vaccines to treat or prevent HIV infection. Before new drugs can be sold they must be proved to be safe and effective. New treatments are tested in... Read more »
U.S. Centers for Disease Control and Prevention

HIV Transmission

...concentrations or amounts in blood, semen, vaginal fluid, breast milk, saliva, and tears. To obtain data on the survival of HIV, laboratory studies have required the use of artificially high concentrations of laboratory-grown virus. Although... Read more »
Connect With Others

4th Generation HIV Test

Posted by Trophy
...laboratory methods are available to screen blood, diagnose infection, and monitor disease progression in individuals infected by HIV. These tests can be classified into those that: (a) detect antibody, (b) identify antigen, (c) detect or monitor... Read more »

Help interpretting Results

Posted by rkandy, 5 Replies
...Greatly appreciate if someone can provide details on specifics of the result. Below is the result: Tests performed by Lab Corp HIV 1/O/2 Abs, Qual Non Reactive Does that mean that tests antibody tests were done for both HIV-1... Read more »

HIV Testing

Posted by Anonymous, 1 Reply
...what's the process, how much is it, how soon can you have it done, how accurate is it, and how quickly can results be made available? Third, when is the 4th generation ELISA going to be made available? Read more »

HIV infection from dried blood?

Posted by panic05, 5 Replies
...I got a question on HIV infection from dried blood. I know no one has been infected with HIV due to contact with toilet seat so far. But I am still worrying Read more »