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What Would Cause False Positive Syphilis Blood Test

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

Can an hiv antibody test false-positively react to syphilis?

I decided to go get tested for hiv a couple of months ago. I went to this non-profit testing site and i had an oraquick rapid test and a western blot done. Both of them came back positive and i was in shock. I didnt know how to accept that. Then...
Richard Cordova III

Response from Richard Cordova III

Test Positive Aware Network
Hi there:Thanks for writing in. When a person is infected with HIV, Syphilis can cause a much more severe decline in the CD4 count. In regards to Syphilis being misinterpreted for HIV, the answer is no. Please see a previous answer by Dr. Bob for... 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 »
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 »
Canadian AIDS Treatment Information Exchange

Hepatitis Caused by Syphilis

The liver has many enzymes, some of which appear in the blood and can be measured. When the level of these enzymes is high, this suggests that liver inflammation and injury is occurring. Commonly assessed liver enzymes include the following: AST... 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

Reasons for a false-positive?

Posted by Anonymous, 1 Reply
I made an appointment to have a rapid test done tomorrow, but am not clear if it's the blood or saliva test. My question is: what are some of the factors that could possibly create a false-positive test, particularly for the oral test? I've had... Read more »

What things cause a false positive?

Posted by Anonymous
....on a rapid (oraquick) test?

Are their certain medical conditions, medicines, etc that cause these false positives???

Just wodering why they happen? Read more »

Confused false positive or false negative?

Posted by Xian, 1 Reply
Hi All,

Please help with my story and results.

I had unprotected vaginal sex April 9th,2014. I was male.

Tested on May 2,2014(24 days - 3.4 weeks) - blood was drawn and sent to local lab.
Hiv1/2 antibody( should be 3rd gen elisa)w reflex.
The antibody... Read more »

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 »