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Can Famciclovir Result In False Negative Tests

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

False-negative and false-negative tests?

I work for an AIDS service organization answering HIV-related health questions. This one has stumped me:A woman called to report that she first tested HIV-positive in December 1999 after having a negative test in May 1999. She had two viral load and...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

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

Stanford University, School of Medicine
1). Unlikely. Not that I am aware of, particularly on 2 separate days.2). Maybe and possibly. But did you test him, or is this by verbal report? Female to male transmission is less likely, but it may be warranted to do a VL or DNA PCR test in this... Read more »

Can herbs cause a false negative hiv test result?

If you are taking herbs, and then get tested for hiv, is it possible for the herbs to cause a false... Read more »

false negative test result

hi DR BOB I wanted to ask if an anti anxiety medication ( CITALOPRAM-CIPRMIL ) causes false... Read more »
Articles
Henry J. Kaiser Family Foundation

Six Testing Sites Discontinue Use of OraQuick Oral HIV Test as FDA, CDC Investigate False-Positive Results

At least six testing sites in San Francisco, New York City and Los Angeles earlier this month discontinued use of OraSure Technologies ' oral OraQuick Advance Rapid HIV 1/2 Antibody Test, as CDC and FDA investigate reports of an abnormal number of... Read more »
Henry J. Kaiser Family Foundation

Clinics Using OraQuick Oral HIV Test Reporting Rates of False-Positive Results Within Limits on Label, OraSure Announces

OraSure Technologies on Tuesday in a statement said most sites the company has contacted regarding issues with its oral OraQuick Advance Rapid HIV 1/2 Antibody Test have reported rates of false-positive results within the expected limits that are... Read more »
Henry J. Kaiser Family Foundation

Los Angeles Gay and Lesbian Center Discontinues Use of OraQuick Oral HIV Test After False-Positive Results

The Los Angeles Gay and Lesbian Center on Thursday announced it is discontinuing use of OraSure Technologies ' oral OraQuick Advance Rapid HIV 1/2 Antibody Test after the center reported 13 false-positive test results in November, the Los Angeles... Read more »
Henry J. Kaiser Family Foundation

San Francisco, NYC Report False Positives From OraQuick Oral HIV Test; CDC to Issue Advisory Recommending Additional Test

CDC this week will issue a public health advisory recommending that all HIV-positive results from OraSure Technologies ' oral, rapid HIV tests be followed up by the company's rapid "finger stick" test after reports of an "unusual" number of... Read more »
Connect With Others

For anyone worried about false negative results.

Posted by JOHN_IN_LONDON, 2 Replies
PERT assay for plasma RNA HIV-1
A new assay, called the product-enhanced reverse transcriptase (PERT) assay, provides a more accurate method of detecting plasma RNA HIV-1 compared with the polymerase chain reaction (PCR) assay. Dr. Jurg Boni and... Read more »

False negative tests...

Posted by Anonymous, 3 Replies
I had an encounter with a woman who's HIV status I haven't been able to find out because a couple of months after our encounter she skipped town and her family say they don't have her phone number! I feel I was probably hustled, but that's another... Read more »

Opinion please 4 false negative rapid tests???

Posted by Jim25, 1 Reply
Hi all.
In September 2011 i had a high risk exposure with vaginal sex for about 3 minutes will on holidays. 2 weeks later i got severe headaches, sore on my anus for 2 days, loss of appetite and 1 white spot on my inner lip.

I took a rapid test after... Read more »

False negatives

Posted by Anonymous
How common are these at 4 months? Could it be possible that a testing site could mess up the test and perform it wrong? Just worried cuz my mouth sores and rashes continue to persist after my negative result. Please help!! Read more »