Testing Hiv Window Period 6 Week 3rd Generation Elisa

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Ask the Experts

Window Period

Dear Doctor Bob, so much has been said about window period and I know it is a tough issue to be 100% sure about. But, in your clinical practice experience, have you ever seen any late seroconverters? I mean, people who took longer than 12 weeks to...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...recommend 6 months, but I would love to hear about your own personal experiences, as I'm sure you've seen many different people get tested for possible exposures. I ask these questions because I work in a healthcare facility and I had an incident... Read more »

double sandwich

thanks a lot dr bob for answering me, im the yoga guy. i assume that "you've got to be kidding me... Read more »

Dazed and Confused (WINDOW PERIOD 2008)

Ok, ok. I know the whole 'window period' is a question that never dies but why do SOOO many people... Read more »
New York State Department of Health AIDS Institute

Diagnostic, Monitoring and Resistance Laboratory Tests for HIV

...HIV laboratory screening methods, viral load assays, and HIV resistance tests. Many new technologies that will further enhance testing methods are in various stages of development. Patients presenting for testing within 36 hours of exposure to... Read more »
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 »
AIDS InfoNet

HIV Testing

...with HIV, it usually takes from three weeks to two months for your immune system to produce HIV antibodies. During this "windowperiod" you can test negative for HIV even if you are infected. If you think you were exposed to HIV, you should wait... Read more »
The Well Project

What Is HIV?

...What Is HIV? What Is AIDS? What Is the Difference Between HIV and AIDS? How Do I Know if I Have HIV? Do I Need to Get Tested for HIV? Why Should I Get Tested? What Tests Are Available? Where Can I Get Tested? Is There a Vaccine to... Read more »
Connect With Others


Posted by Anonymous, 3 Replies
...sex. Should test out to 6 months, but 13 wks should be conclusive for the most part. 4. If you have taken PEP. The windowperiod starts after you finish taking the medicine. So you take PEP for 28 days, the the 13 weeks start on the 29th day. ... Read more »

Current testing Questions

Posted by Anonymous, 1 Reply
...weekperiod, and more importantly, after the CDC recognised 13 weekperiod? What would cause someone to convert after those windows? How reliable are the earlier generation tests (again exclude 3rd and 4th gen tests as they arenot useds... Read more »

More on window period for the Worried Well

Posted by Anonymous, 1 Reply
...more sensitive third-generation EIAs, which may be positive within 1 week of peak antigen levels, suggest that the "window" period with current tests is substantially shorter (3-4 weeks). And the source of this information? Brown A, and the... Read more »


Posted by Anonymous, 1 Reply
...time to recognize and react to your infection. Years ago the test were not as sensitive enough to see early infection so the windowperiod of unceartainty lasted 6 months. But the new 3rdgenerationElisa test are quick to find HIV they can spot... Read more »
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