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Male HIV DNA PCR Test Negative Positive P24

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Can Antibody testing, 2 DNA PCR and a P24 be wrong

Posted by Anonymous, 5 Replies
I have had the following NEGATIVE tests:

Antibody Tests: 8, 10, 12, 13, 15, 17 wks
Qual. DNA PCR's: 12(HIV-1, HIV-2), 15(HIV-1 Labcorp) wks
P24 Antigen: 17wks

Had an ARS illness, worst flu of my life almost 3 months ago and still have thrush, vision... Read more »

I need help about p24 band

Posted by cleanbr, 2 Replies
I took a routine blood test and they told me I am HIV+ I freaked out like anyone would. I have been with my wife for 1 year and 6 months and her test results came back neg. I went to a infectious disease doctor and they told me my wb test says... 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 »

PCR RNA and P24 tests accuracy at 18 days with lowered immune system?

Posted by orlean34
I had an incident where i was receptive in anal sex for a short period, in and out once. I did notice that he had a decent amount of precum. I also noticed afterwards that there was some blood from my anus.

2 weeks later I had a stiff neck, mild... Read more »


Posted by Smith, 7 Replies

To any with insight on the subject?

22 days after a very high risk encounter (as defined by this site), I had a P24 antigen and ELISA (not sure what generation) antibody test. At that point, I did not have any symptoms.

Day 28, I developed fever... Read more »
Ask the Experts


Dr Bob,I have quite severe CVID, and through reading your archives am aware that this could cause a false negative with an ELISA test. As such, I took a DNA-PCR & P24 (the latter as a DUO test with ELISA) test - both negative on two occassions,...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hi,You are correct: Since CRF are in essence combinations of various subtypes, there is indeed homology (genetic overlap). At this point you've had the most sophisticated testing available and I would advise you believe the results. You are HIV... Read more »


Dear Doctor FauscinoWith my apologies if some of the questions below seem repetitive. I hope I do not upset you. There are some matters below that are somewhat distinct and I am hopeful you can add some additional clarity and/or confirmation to....
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,No apology is necessary. I've answered so may questions in this forum over the years that greater than 99% of the questions I respond to on a daily basis I've already addressed (many multiple times). Responding to your specific... Read more »

Negative ELISA and reactive P24

I dropped you an e-mail earlier in the week and I thank you very much for answering the e-mail. Also, please be advised that I wish to make a donation to your foundation via credit card. Please let me know how to do this.In follow up to your...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,So your request is:1.I talk a lot about p24 bands and offer insight into all bands and what they mean;2.I discuss retroviruses and name five or six of the more common ones;3.I discuss technical aspects of viral load testing;4.I discuss your... Read more »

37 weeks positive elisa and p24 indeterminate western blo

I have just been told thst my hiv test(elisa)and my western blot was indeterminate. I am 37 weeks pregnant and have had one sexual encounter a year and a half ago with a man other than my fiancee and I am scared. I tested negative at the begining of...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,If you've had no potential HIV exposures since your last negative HIV test, there is no way you could be HIV infected. Pregnancy can induce nonspecific cross-reacting antibodies, which can cause "false positive" or indeterminate... Read more »

HIV Positive for HIV Positive (or HIV Negative, Too)

Josh Kruger When I first seroconverted, I tried to serosort -- to have sex exclusively with men who were also HIV positive. Then, I realized how much it limited my relationships. Like life in general, the longer you live with HIV, the more... Read more »
Henry J. Kaiser Family Foundation

Also In Global Health News: HIV-Positive Students In Taiwan; U. K. Commitment To Zimbabwe; Scientists Discover Faster, Cheaper HIV Test, How Schistosomiasis Drug Works; Africa's Male Circumcision Programs

Taiwan Marks Increased Numbers of HIV-Positive Students The Taiwan AIDS Foundation said that according to Department of Health's Centers for Disease Control statistics, the average age of HIV positive people in the country is getting younger, the ... Read more »
Henry J. Kaiser Family Foundation

About 91% of HIV-Positive Male Inmates in Georgia Infected Before Imprisonment, CDC Report Says

About 91% of HIV-positive men incarcerated in Georgia's prisons last fall were living with the virus before they were imprisoned, according to the April 21 issue of CDC 's Morbidity and Mortality Weekly Report , the Washington Post reports... Read more »
Test Positive Aware Network

Having Children When He's Positive and She's Negative

Dr. Deborah Cohan directs the Bay Area Perinatal AIDS Center (BAPAC), part of the University of California -- San Francisco's Positive Health Program at San Francisco General Hospital. It was here that women participated in the landmark ACTG 076... Read more »