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Doctor insights on: False Positive Elisa

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Has MS caused false positive ELISA for people? Is it common for MS to interfere with elisa?

Has MS caused false positive ELISA for people? Is it common for MS to interfere with elisa?

Not at all: Do not know which condition was being tested, but MS does not affect outcomes of common testing for infection, metabolic disorders, or co-morbidity searches. ...Read more

Elisa (Definition)

Enzyme-linked immunosorbent assay (elisa) is a test that uses antibodies and color change ...Read more


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I've had a false positive elisa. Negative confirmatorys and naat. I rarely ever get sick. Possibility I have a autoimmune disorder cause false positiv?

I've had a false positive elisa. Negative confirmatorys and naat. I rarely ever get sick. Possibility I have a autoimmune disorder cause false positiv?

False positive Elisa: Could be due to many reasons that lead to antibody production like lyme disease, syphilis, sle and other autoimmune disorders. Sometimes symptoms may not be apparent immediately. Suggest thurogh evaluation. ...Read more

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Does a false positive ELISA mean I have lupus or a the disease? Or could I be healthy and just get these results?

Does a false positive ELISA mean I have lupus or a the disease? Or could I be healthy and just get these results?

Asked and Answered: Your question has been answered many times already. It is rude and inappropriate to keep asking the same question and ignoring the free and gracious experts who have given of their time and expertise to tell you that you are fully normal, fine and should go live your life. Please come up with something else to ask about or move on. You are HIV negative. Please go live grateful for that blessing. ...Read more

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Does false positive ELISA mean the person has autoimmune disease? Do people ever find out why they get these results?

Does false positive ELISA mean the person has autoimmune disease? Do people ever find out why they get these results?

Need more info: Elisa is an acronym for enzyme-linked immuno-sorbent assay. It is an immunological test that can be used for detection of various antibodies, antigens and certain chemicals. You don't mention what your elisa was positive to. Without that information I can't answer your question. ...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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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

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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

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Can healthy individuals get false positive ELISA HIV test? Final question. Does it always mean there's something wrong with someone if they get this.

Can healthy individuals get false positive ELISA HIV test? Final question. Does it always mean there's something wrong with someone if they get this.

Yes and No: Healthy people can get a positive screening test for hiv. Screening tests have high sensitivity but not very high specificity. Many issues can cause a false positive including flu vaccination. Mostly the cause of false positive is not known and it is not because there is anything wrong with the person who gets a false positive test. ...Read more

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Can MS cause false positive ELISA HIV test?

Can MS cause false positive ELISA HIV test?

No: MS does not affect blood tests, and specifically does not cause positive ELISA HIV test, See infectious disease doctor. ...Read more

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What can cause false positive ELISA HIV tests last unprotected exposure was 2 years ago?

There's no telling: Usually nobody ever finds the cause of a false positive elisa for hiv. Just be thankful. ...Read more

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Would any form of ibd cause a false positive ELISA HIV test?

Would any form of ibd cause a false positive ELISA HIV test?

HIV testing: Inflammatory bowel diseases are a form of immune dysfunction, and as such can be considered a potential source of biologic false-positive results on tests that are very sensitive but non-specific. That is why confirmatory testing is needed. ...Read more

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What can cause false positive ELISA HIV test? 2 confirmatories neg and viral load neg. No bands detected.

Many things: An elisa test for HIV is very sensitive which basically means it is a good test for ruling out HIV and is only reliable when negative. A positive elisa test does not mean someone has HIV and is frequently called a "false positive"

there are many causes of a false positive which include liver disease, blood tranfusions, infections, autoimmune disease and dumb luck! ...Read more

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Are false positive ELISA HIV tests a sign of cancer? It's been 2 years since my exposure? Is

Are false positive ELISA HIV tests a sign of cancer? It's been 2 years since my exposure? Is

VERY unlikely: There are many things that could cause a false positive elisa. It is extraordinarily unlikely that cancer would be the cause. See a doctor to discuss your concerns. ...Read more

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False positive ELISA HIV test after 2 years expsure. Autoimmune disease? Will I ever know why? Does this mean something's wrong?

False positive ELISA HIV test after 2 years expsure. Autoimmune disease? Will I ever know why? Does this mean something's wrong?

No answer: False positive can be from many reasons including mistaken labeling. If it was a false-positive, there is nothing for you to worry about. It is the false-negative that should worry you. ...Read more

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Does a false positive ELISA HIV test mean someone has a autoimmune disease? Or could it be anything? Do people find out why they get these results?

No: While false positives can be from nothing specific, they can be related to infections from other viruses that may make similar antibodies that can react with elisas, but this has to be confirmed with western blot. I personally would ask for two confirmations as it can take up to six weeks for viral levels to be high enough to be sure with the test. Check with infectious disease doc to be safe. ...Read more

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Does a false positive ELISA HIV test mean someone has a autoimmune disease or does it mean it could be anything and the person never finds out why.

Could be: Any umber of causes and up to 12% can have a false positive that is why a second more specific test is done to confirm any initial +tests. ...Read more

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