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Doctor insights on: Test Serologies

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What causes false positive HCV antibody test results?

What causes false positive HCV antibody test results?

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

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Is hiv-1-pcr quantitative and HIV RNA PCR quantitative same tests?can DNA PCR test be quantitative?

Is hiv-1-pcr quantitative and HIV RNA PCR quantitative same tests?can DNA PCR test be quantitative?

HIV testing: Yes. Viral testing can be qualitative or quantitative. Most HIV RNA testing is quantitative. ...Read more

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Are HIV antibody tests accurate? Are hepatitis C antibody tests accurate?

Are HIV antibody tests accurate? Are hepatitis C antibody tests accurate?

Testing for Viruses: Yes. Of course. But, it does matter the timing of the tests and the length of time since the possible infectious exposure. ...Read more

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Hiv 7months ELISA test negative 100% accurate?

Hiv 7months ELISA test negative 100%  accurate?

No: If positive, it will be followed up with a confirmatory test. If negative, you are almost certainly okay but if you are very worried you might be able to pay for a pcr assay, which is the gold standard. ...Read more

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Can a vdrl test detect hiv?

Can a vdrl test detect hiv?

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

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What can cause false positive ELISA HIV tests?

What can cause false positive ELISA HIV tests?

Unknown: There is not any real or valid answer to this. It is unknown. The only known reason would be previous participation in a specific HIV vaccine trial where some form of antibody response. But in one who have not so participated the answer is unknowable. ...Read more

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Is 12 weeks hiv Elisa negative test accurate?

See below: It is good that it is negative but it is too soon to exclude HIV. Get a HIV nucleic acid test and if that is negative at 6 months after exposure that would essentially exclude HIV. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, low fat milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex. Get HPV vaccine. ...Read more

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Is a four week negative HIV antibody test / negative PCR test reliable?

Is a four week negative HIV antibody test / negative PCR test reliable?

HIV diagnosis: Antibody titers have been reported to be delayed as long as six months, but this is very unusual. A negative pcr for viral RNA is virtually determinative of the absence of infection. ...Read more

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I'm getting a serology test to check my immunity before i go on work placement. Can i ask them to check for STDs in the same test?

I'm getting a serology test to check my immunity before i go on work placement. Can i ask them to check for STDs in the same test?

No: The work placement tests for communicable diseases that you can pass on by ordinary contact such as talking to people or even shaking hands. Sexually transmitted disease, for which std stands for, are not included in the category of ordinary contact. It would take considerable more contact to pick those up and thus, are generally not included in pre-employment panel. ...Read more

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Positive HIV screener test at blood donation... Negative IFA and Negative NAT... False positive?

Positive HIV screener test at blood donation... Negative IFA and Negative NAT... False positive?

Yes: The initial screening test for HIV is very sensitive, but not very specific. The back up screening tests are much more specific for HIV. ...Read more

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Will STDs be detected in urinalysis, syphilis serology tests?

Will STDs be detected in urinalysis, syphilis serology tests?

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 more

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I had sex with a woman without condom on the dateof 19 august 2011 I take a test serology test after 3 month?

I had sex with a woman without condom on the dateof 19 august 2011 I take a test serology test after 3 month?

What's the question: Yes, you should have been tested at 2 wks and then at regular intervals. Many would say you are highly likely to be free of disease if you are negative in 3 mos. Others would test to 6 mos. But august of 2011 is far removed. ...Read more

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Does vdrl test can detect std?

Does vdrl test can detect std?

STD: This term is a general one which covers any condition transmitted through sexual contact, and depending on the type of sexual activity this can cover a lot of ground. The vdrl is a sensitive screening test for syphilis (one type of std), but can be falsely positive and needs follow-up testing for confirmation. Go and get thoroughly tested and do not have unprotected sex. Good luck. ...Read more

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