4th Generation Test Window Period

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Ask the Experts

SANCTITY OF 4th GENERATION TESTS,PLEASE REPLY.DONATION AS PROMISED!!

Dear Doctor,I really want to ask that if the person really have to be tested at 3 months mark then what is the sanctity of 4th Generation Tests claiming to be exponentially reducing the window period?Then even today also one is relying on 3rd...

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation

Hello AS,There is no "sanctity" of fourth generation tests or DUO tests. I have no doubt that improvements in HIV testing are increasing the accuracy of diagnostic testing and shortening the window period. However, I base my responses on... Read more »

4th generation test

Dr Bob,first of all you are a great brave man. now to my case: i had unprotected sex with a woman... Read more »

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

ELISA 4th GENERATION and PEP and ODDS

Dear David,First of all, thank you for your time.I would like to know how good is a non-reactive... Read more »

Response from David Wohl, M.D. »

Go to Ask the Experts »

Articles

Fourth Generation HIV Diagnostic Test Approved, Permitting Earlier Detection of Infection

On June 18, 2010, FDA approved a new, "4th generation" HIV diagnostic assay. The ARCHITECT HIV Ag/Ab Combo Assay is the first HIV diagnostic assay that simultaneously detects both antigen and antibodies for the Human Immunodeficiency Virus (HIV).... Read more »

Third- vs. Fourth-Generation HIV Testing: Almost Half of UK Clinics Out of Step With National Guidelines

In 2011, prompted by calls to the i-Base phoneline reporting wide diversity in the information given to people contacting GUM clinics for HIV testing, i-Base wanted to understand why this was often different to UK guidelines. Although 4th generation... Read more »

The 4th International Workshop on HIV Drug Resistance and Treatment Strategies

The Body Covers: The 4th International Workshop on HIV Drug Resistance and Treatment Strategies Sitges, Spain June 12-16, 2000 Conference Summaries Reports and Related Articles Cal Cohen, M.D. Resistance is one of the most crucial... Read more »

U.S. Centers for Disease Control and Prevention

VA Reports 4th HIV Case Since Dirty Equipment Used

A fourth person who was exposed to unsanitary endoscopy equipment at VA hospitals has tested positive for HIV, the Department of Veterans Affairs said Friday. The department is investigating problems related to equipment-cleaning procedures at its... Read more »

Connect With Others

4th Generation HIV Test

Posted by Trophy

An arsenal of 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... Read more »

Eliza 4th generation

Posted by Anonymous, 1 Reply

The new Eliza 4th generation test tests for both antibodies and the virus itself. I don't know whether its already released to the general public. Anyway, a person testing negative for both after 30 days is considered hiv negative.No further tests... Read more »

3rd or 4th generation elisas?

Posted by Anonymous, 1 Reply

I was wondering if any county health dept. around the country would be using elisas first generation. Is everyone using 3rd or 4th generation? Read more »

4th gen test p24 again

Posted by Anonymous, 3 Replies

seems to me the so called 4th generation test is only good up until 3 weeks after infection. all the research i have done says the p24 antigen test is only good 1-3 weeks after one would have been exposed. so this would mean if i tested at 6 weeks... Read more »

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