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Will Syphillis Cause False Negative Hiv Test

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San Francisco AIDS Foundation

HIV Testing

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Ask the Experts

HIV and syphilis

Please advise can having syphilis cause an HIV test to show positive??
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...Hello,No, syphilis would not cause false-positive HIV tests. However the reverse can happen. In other words HIV infection can cause false-positive (as well as false-negative) serologic Read more »

Treatment for syphilis (SYPHILIS)

Dear Dr Bob,I was recently diagnosed with HIV on 22nd Feb 08. After a few blood tests, my HIV specialist informed me that I have also contracted syphilis.I was told that I need to redo a CD4 count again to confirm further treatment for syphilis. ...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...cell counts) and increase HIV RNA in plasma and semen, although evidence for these effects has been mixed.(22-24) Reports of false-positive and false-negative results on serologic tests for syphilis in HIV-infected persons raise questions... Read more »

false negative syphilis test

Dear Dr, is it harder to detect syphilis in a patient who has been HIV+ for 20 plus years and is very unwell. Also has type one diabetes and other med conditions.Are there any syphilis tests that can guarantee a correct diagnosis in an AIDS patient...
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
...Syphilis EIA antibody tests, along with confirmatory treponemal antibody tests, can detect syphilis in someone with HIV infection for Read more »

Red Pimple-like Rashes on Body

My friend who was recently diagnosed HIV+ was also found to have syphilis. His CD4 and viral load status are healthy so he is not on any medication now. However, he went on a penicillin treatment to cure his syphilis. After the penicillin treatment...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...cell counts) and increase HIV RNA in plasma and semen, although evidence for these effects has been mixed.(22-24) Reports of false-positive and false-negative results on serologic tests for syphilis in HIV-infected persons raise questions... Read more »
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AIDS InfoNet

Safer Sex Guidelines

...tested, or they might have gotten the test too soon after they were exposed to HIV. Fact Sheet 102 has more information on HIV testing. What if Both People Are Already Infected? Some people who are HIV-infected don't see the need to follow... Read more »
San Francisco AIDS Foundation

Frequently Asked Questions About HIV/AIDS

...not be used to determine if one is HIV-positive. Note: A person who tests positive on a Viral Load cannot obtain a letter of HIV diagnosis based on those results. They must still test positive on an HIV antibody test in order to get the... Read more »
AIDS InfoNet

HIV Testing

... What Is HIV Testing? How Do I Get Tested? Who Should Get Tested? When Should I Get Tested? Do Any Tests Work Sooner After Infection? Read more »
The Body

The Evolution of HIV Testing in the U.S.: Are We at the Cusp of a New Era?

... Table of Contents Introduction Obstacles to the Implementation of Routine HIV Testing in the U.S. New Technologies in HIV Testing HIV Testing Requirements: Opt-In, Opt-Out and Counseling Improving HIV Read more »
Connect With Others

please help I think I have syphillis and hiv

Posted by Anonymous, 2 Replies
...infection and vice versa. HIV-infected patients may have abnormal (unusually high, low, or fluctuating titers) test results. False-negative results or delayed seroconversion have been reported. Nevertheless, both TP and NT tests can be... Read more »

wtf

Posted by Anonymous, 1 Reply
...infection and vice versa. HIV-infected patients may have abnormal (unusually high, low, or fluctuating titers) test results. False-negative results or delayed seroconversion have been reported. Nevertheless, both TP and NT tests can be... Read more »

post to read every day

Posted by nightsunami, 7 Replies
anybody here infected by oral sex? i Read more »

HIV or Syphillis??

Posted by Anonymous, 2 Replies
...Nuerological symptoms in the first 7 months of infection (PN, mild Paulsy, nueralgia, acute malaise etc etc). Which is more likely? A false neg test at 46 days post exposure for HIV or for Syphilllis? Would the signs of Syphillis not be more... Read more »