Doctor insights on:
Serologic Test For Syphilis
Depends.: In an normal urinalysis they do not test for stds. But you can use the same urine sample to test for chlamydia or gonorrhea. When they take blood for the syphilis test, the can also test for HIV and hep c, but not for chlamydia or gonorrhea. In summary, to have a "full std panel", you need to give both blood and urine. ...Read moreSee 1 more doctor answer
Can RPR test for syphilis give false negative?If syphilis is highly suspected should I retest for it ?
Prozone effect: False (-) in RPR syphilis testing occurs when there is a prozone effect. Why? It's because the concentration of syphilis antibodies is so high, it interferes with the antigen-antibody interactions that result in a (+) reaction. A false (-) result can also occur during primary syphilis since not enough time has passed to allow high enough antibody levels for a (+) reaction to occur. ...Read moreSee 1 more doctor answer
Yes: There are 2 reasons for this kind of result: (1) a false positive, or (2) early infection before seroconversion. In someone at low risk for HIV without symptoms, another negative WB in 1 month means there's no infection. In someone at risk or with symptoms of acute infection, a viral load can be helpful. The new 4th generation antigen/antibody tests will eliminate this problem. ...Read more
VDRL is for syphilis: No - HIV testing is a separate test. VDRL is a test for syphilis. If you've had an exposure, you might be getting tested for multiple diseases. Hopefully your doctor explained that... It's always good to be safe -that's the best key to health. Syphilis is treatable and can be cured. HIV can be well managed with daily medicines, but can be fatal over time if not diagnosed. Hope this helps. ...Read more
Possible: The elisa test can be affected by different infections, causing a false-positive result. After any positive elisa, a follow-up test is performed by a 'western blot' which takes longer to perform, but gives a more sensitive answer. If you or someone you know had a positive HIV by elisa, they absolutely need the follow-up testing (including a full std/sti work up). ...Read more
Does a Positive ANA Antibodies, IFA test mean I could have an STD? What STDs are Positive ANA test? Is an ANA Antibody test a standard test for STDs?
Antinuclear antibody: Antinuclear antibody testing is useful for someone with signs and symptoms of an autoimmune disease - anemia, arthritis, kidney disease, inflammation of the heart and lungs. It is not a test for STDs. However, a test for syphilis, the VDRL, was once used as a test for autoimmune disease! Please call your doctor to explain your ANA. Usually they are of no medical significance. ...Read more
After exposure, 3months HIV quali RNA test negative, not detected.4.5months HIV quick test and ELISA test negative.Are those tests all exclusive?
Yes it can: The TPHA test (Treponema pallidum hemagglutination) is a confirmatory test for syphilis. Usually it is done only after a positive screening test, such as the VDRL, RPR, or an EIA test. If you have had negative results on one of these plus the TPHA, you can be 100% certain you don't have syphilis and probably never did. ...Read more
Can negative test results be trusted for a prostitute with HIV antibody rapid test and HIV duo test?
Then it's not Lyme: Lyme disease can be tricky -and you want to make sure you see someone like an Infectious Diseases doctor who knows how to treat it. The diagnosis is actually based on clinical findings, and the lab testing is generally 'supportive'. Since you're Western blot is negative, then it's very unlikely you have Lyme. There are other diseases that could cause 'Lyme-like' symptoms -and good to get evaluated ...Read more
Maybe: But the fta or mhtp should be negative. ...Read more
How could syphilis test be negative and anticardiolipin autoantibody be positive? Do some syphilis tests only look for antibodies to t. Pallidum?
Misinformed?: Who told you that your hep c test was false? If you have no viral load that means you cleared an infection. Are you sure you are getting the right advice? ...Read more