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Doctor insights on: Rpr Reflex Tppa

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Hello Dr. is an RPR test and HIV 4th Gen ab ab 1/2 test conclusive at 14 weeks. thanks?

Hello Dr. is an RPR test and HIV 4th Gen ab ab 1/2 test conclusive at 14 weeks. thanks?

Yes, conclusive: Both tests are 100% conclusive at that time -- in fact, much earlier. That HIV test is conclusive at 4 weeks and RPR at 6 weeks. ...Read more

Dr. Cornelius O'Leary Jr
68 doctors shared insights

Rpr (Definition)

Rapid plasma reagin (rpr) is a blood test that looks for non-specific antibodies that may indicate that the organism (treponema pallidum) that causes syphilis is present. The term "reagin" means that this test does not look for antibodies against the actual bacterium, but rather for antibodies against substances released by cells when they ...Read more


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After a 8 year exposure and a 12 month exposure I just got tested for std rpr and hiv duo @ 1 3 6 12 mos and fta abs at 12 mos is it conclusive?

After a 8 year exposure and a 12 month exposure  I just got tested for std rpr and hiv duo @ 1 3 6 12 mos and fta abs at 12 mos is it conclusive?

No syphilis or HIV: For sure you don't have HIV or syphilis, no worries. You have been seriously over tested. The HIV duo test is conclusive any time 4 weeks or more after exposure, and the RPR syphilis at any time 6 weeks or more. YOu didn't need an FTA-ABS test, and all HIV tests beyond for weeks were wasted money. You also should have urine or vaginal swab tests for chlamydia and gonorrhea. ...Read more

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I was tested RPR and tppa test and elisa, with negative results but in rapid test with immunochromatographic assay i was reactive, what does it mean?

I was tested RPR and tppa test and elisa, with negative results but in rapid test with immunochromatographic assay i was reactive, what does it mean?

No syphilis: The newer syphilis blood tests, including the rapid tests, measure IgG antibody. They often give false positive results. The current consensus among STD and syphilis experts is that syphilis is not present when the RPR and standard confirmatory tests (e.g. TPPA) are negative, regardless of rapid or IgG tests. In your case, you also have a negative ELISA test. You definitely on't have it. ...Read more

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I was tested for syphilis. RPR was pisitive(1:1) and TPPA was negative. Does in mean i am infected?

I was tested for syphilis. RPR was pisitive(1:1) and TPPA was negative. Does in mean i am infected?

Syphilis: Probably not. The RPR is a screening test which is very sensitive but not as specific, so that you can have false-positive results. The TPPA is far more specific and used to detect the RPR positives that are falsely positive. ...Read more

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What is the definition or description of: rpr?

What is the definition or description of: rpr?

Syphilis Screen: Rapid plasma reagin (rpr) is a blood test that looks for non-specific antibodies that may indicate that the organism (treponema pallidum) that causes syphilis is present. The term "reagin" means that this test does not look for antibodies against the actual bacterium, but rather for antibodies against substances released by cells when they are damaged. From "redbook". ...Read more

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What causes a false positive rpr?

What causes a false positive rpr?

Lots of things: Having lupus, being middle-aged or elderly, lyme disease, or just dumb luck. Some say even pregnancy can do it. Glad it was a false-positive -- syphils is still a real nuisance. ...Read more

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How conclusive HIV1 DNA RPR test result after 10 days.

How conclusive HIV1 DNA RPR test result after 10 days.

Hiv: Fairly conclusive. But a test at 30 days as well may be needEd ...Read more

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How could prevent the bacteria that cause your RPR reactive?

How could prevent the bacteria that cause your RPR reactive?

STD: Reactive RPR, if confirmed indicates syphilis infection and it would be too late for prevention. You would need to get treated for syphilis. Practicing safe sex would reduced the risk of acquiring syphilis. ...Read more

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Why do some Dr think an RPR test for syphilis is not reliable?

Why do some Dr think an RPR test for syphilis is not reliable?

RPR: Rapid plasma regain- Because many things can cause a false positive. So - it is a screening test. ...Read more