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What Causes A False-positive Hiv Blood Test

Here's a taste of what TheBody.com has to offer on this topic:
Ask the Experts

Gardasil plus flu vaccine, false positive HIV?(INFLUENZA VACCINATION AND INDETERMINATE WESTERN BLOT TESTS) (FLU SHOT AND FALSE POSITIVE HIV TESTS)

A week ago my 17-year-old daughter received a letter from Red Cross indicating she screened HIV positive after donating at a recent blood drive. Results were HIV-1/HIV-2 Positive, Confirmatory Indeterminate, NAT Negative. Retesting was done at a...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,Thanks for your post. Yes, we are trying to get this more recent information out to a wider audience. The influenza vaccine changes from year to year to cover the most likely flu strain candidates for the coming flu season. We do have recent... Read more »

Possible causes of false-positive home blood test

Hi, I'm about to take my first HIV test, and plan to use a rapid blood test (Home Access... Read more »

HIV screening for donating blood (BLOOD DONATION, FALSE POSITIVE TEST 2009)

Dr. Bob, My sister recently tried to donate blood and was denied. She recieved a letter stating... Read more »
Articles
U.S. Centers for Disease Control and Prevention

Supervised Blood-Based Self-Sample Collection and Rapid Test Performance: A Valuable Alternative to the Use of Saliva by HIV Testing Programs With No Medical or Nursing Staff

Some saliva-based HIV testing initiatives, the authors wrote, "have resulted in an unacceptable percentage of false positives," while in many countries doctors or nurses are required for blood-based HIV testing programs. In the current study, the... Read more »
U.S. Centers for Disease Control and Prevention

Questions and Answers: False-Positive Oral Fluid Rapid HIV Tests

What is the significance of the reported increases in false positives when using the oral fluid HIV test in New York City sexually transmitted disease (STD) clinics? It is important to keep in mind that overall oral fluid tests have performed well.... Read more »
U.S. Centers for Disease Control and Prevention

Overview of False-Positive Oral Fluid Rapid HIV Tests

The New York City Department of Health and Mental Hygiene (NYC DOHMH) describes "False-Positive Oral Fluid Rapid Tests, New York City 2005-2008" in the Centers for Disease Prevention and Control's (CDC's) June 18, 2008 Morbidity and Mortality... Read more »
TheBodyPRO.com

Early Expiration May Be Cause of Unusually High False-Positive Rates on OraQuick Rapid HIV Tests, Study Finds

There's nothing like hearing the results of studies directly from those who actually conducted the research. In this interview, you'll meet one of these impressive HIV researchers and read her explanation of a study she presented at CROI 2009. After... Read more »
Connect With Others

False Positive?

Posted by Anonymous, 2 Replies
Does anyone know if marijuana could cause a false positive test result (specifically for an HIV DNA by PCR)? I smoked a lot about five days prior to my test. Also, I am on an antidepressant/anti-anxiety medication called Effexor (150 mg). Does... Read more »

ALL HUMAN BLOOD TESTS HIV POSITIVE !

Posted by Anonymous, 4 Replies
ALL human blood tests HIV positive. THat's why it has to be diluter 51 times just for an antibody test.
The disclaimer on the ELISA, The Western Blot, and the Viral Load Test:
"There is NO RECOGNIZED STANDARD for detecting the absence or presence of... Read more »

Likelihood of False Positive with ELISA?

Posted by jp976, 1 Reply
Last Januaury I had unprotected anal sex in which the man ejaculated inside me. I was so nervous that I didn't have the guts to tell him to wear a condom. I just found out yesterday that I tested positive for HIV on the ELISA test. It was a blood... Read more »

The 3d Generation Test and False Positives: Help!

Posted by Anonymous, 3 Replies
I've been reading what people like Not Scared and others have written about the 3d generation Elisa test that tests for both HIV-1 and HIV-2. I got one of those blood tests yesterday and it is being sent to the Nichols Institute in California. I... Read more »