Antigen P24 2 Weeks After Exposure

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Ask the Experts

would p24 antigen be positive after 10 weeks after exposure considering I took PEP for 28 days?

I took PEP after 100 hours of exposure for 28 days. 6 weeks after my PEP course finished and which was exactly 2 and half months after exposure I had a hiv1 and hiv 2 with the p24 antigen test and they all came negative. How accurate is the p24...

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation

Hello,I'll make several points:1. Your PEP was prescribed inappropriately. PEP is not warranted (or felt to be effective) if more than 72 hours have lapsed between exposure and the first dose of PEP.2. Had you taken an appropriately prescribed... Read more »

Is P24 Antigen with HIV Antibodies combo on 6 weeks

Dear Sir, I wish to inform you that I am male 40yrs having unprotected oral and protected vaginal... Read more »

Response from David Wohl, M.D. »

Is p24 antigen test a good test

Dr.It has been four weeks since I was exposed to aids. Ten days after exposure I took a p24... Read more »

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C. »

Go to Ask the Experts »

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Connect With Others

Help - P24 Antigen detectability

Posted by Anonymous

7 weeks post exposure, but with a negative antibody test, wouldnt you expect the P24 Antigen test to be positive, especially if you have been symptomatic? Thanks who ever responds to this.

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p24 test info?

Posted by Anonymous, 2 Replies

So my docter recommended that I get a p24 antigen test 10 days after a possible exposure. Does anyone know exactly how accurate the test is and what the window period for that specific test is? I'll get my results any day now but and I plan on... Read more »

p24 antigen test

Posted by Anonymous, 3 Replies

is it true the p24 antigen test is only accurate 2-4 weeks after infection ? Read more »

what is a p24 antigen ?

Posted by Anonymous, 1 Reply

what is a p24 antigen ?
is this part of the elisa test ?
is this the antibody ?
anyone know ?

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