The odds of a false positive HIV ELISA test?

Unlikely. All tests are subject to prior probability( the likelihood of a condition before any tests) and a refined probability, modified by test results. That being said the HIV eia test is among the most accurate in medicine, and when confirmed by a western blot, approaches 100% dr ted butler.

Related Questions

Can healthy people get false positive HIV ELISA test? If so why? What does it mean?

HIV testing. This screening test has numerous biological false-positive results, but it is very sensitive without being specific. If positive it is followed by a western blot test which is highly specific. False negative results can be due to numerous different causes but should not generally be a source of worry if other stds are also being tested for. Read more...

Would ghonnorea or clamidia cause false positive HIV ELISA test?

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...

Are false positive HIV ELISA tests a sign of HSV 2?

Please get help. Please call your therapist. You obviously do not believe anything we tell you here. Don't understand why you think it is okay to take our time up when you don't believe our answers are accurate. Please find another forum to deal with your internal struggles. Read more...

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...

Can healthy people get false positive ELISA HIV test? If so why?

Yes, it is possible. Some people may have a biologically false-positive test for hiv, when tested by elisa. Such people usually have a negative or indeterminate confirmatory test, the western blot. That usually happens because of some antibodies that were directed against other organisms recognizing part of hiv. If there is any question, a qualitative HIV dna pcr may put the question to rest. Read more...

Is it possible for healthy people to get false positive ELISA HIV tests? If so why?

Yes. A positive elisa test must always be confirmed by a more specific test like western blot. Possible causes for a false positive elisa: lupus, syphilis, lyme disease. Read more...