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Doctor insights on: Causes Of Positive Ana

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What causes a positive ana?

What causes a positive ana?

Autoimmune disease: ANA (anti-nuclear antibody) is a blood test used by doctors that indicates the presence of an autoimmune condition in which the body's immune system is predisposed to recognize normal things in your body as foreign invaders that need to be attacked. The results are not specific for any particular disease if positive, but are a preliminary test, after which a range of possibilities are considered. ...Read more

Ana (Definition)

An "ana" is a blood test used to screen a person for the possibility of several autoimmune diseases. It is important to remember that this is a screening test and a positive result only indicates more testing may be warranted. No blood test is perfect, and getting to a diagnosis is usually much more complex than drawing blood and looking at a number ...Read more


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Can syphilis cause a positive ANA test?

Can syphilis cause a positive ANA test?

No: However lupus can cause the screening test for syphilis (the rpr) to be falsely positive. ...Read more

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What can cause a positive ANA 1:160 speckled and 19 ESR levels ?

What can cause a positive  ANA 1:160 speckled and 19 ESR levels ?

Many things: I'd ignore the normal ESR / sed rate. The ANA at this titer is concerning, but means nothing apart from its clinical context. Many women even of your age have positive ana's like this without evidence of illness. If it was ordered as part of a rheumatology workup, it suggests something in the autoimmune / lupus family. Despite the many labs, diagnosis and treatment rest mostly on clinical picture. ...Read more

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Can taking Flunarizine for a week cause false positive ANA report?

ANA test: In general the ANA test has a high sensitivity. That means that it is a good screening test but is not as specific for a disease. It can be thrown off by other factors yes. Take a look at the many specific antibodies that can be tested on wikipedia. Its best to go based on clinical suspicion when it comes to antibody workups for Lupus or other similar conditions. http://en.wikipedia.org/wiki/ ...Read more

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Would a negative ANA rule out lymphoma? Does lymphoma cause a positive ANA test result?

It does not: At your age, if you have lymphoma it's probably Hodgkin's. ANA really has nothing to do with malignant lymphoma. If you're worried about big lymph nodest, trust me -- lymphoma nodes are obviously very abnormal. Best wishes, and I hope you'll always stay actively involved with your health. ...Read more

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Can hashimotos cause a positive ana? My tpo is high right now and I have a positive ana. When i was diagnosed i also had high tpo but was ANA negative

Yes: Positive ANA isn't unusual with hashimoto's and usually doesn't mean there is another disease process happening such as lupus. However, one autoimmune condition does increase the risk for another. If you have symptoms that don't improve with treatment of your thyroid condition discuss them with your doctor for further work up. ...Read more

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Can severe allergies cause a positive ana?

Can severe allergies cause a positive ana?

Highly unlikely,,,: This is mostly due to connective tissue diseases like lupus and rheumatoid arthritis, scleroderma, and others. Allergies aren't known to do this, even severe ones. Having said this, you might have one of these diseases as they're more common in women, so it's good to see your doctor and get tested, or if you know you have a positive ana, discuss it with your doctor and if needed, get more tests. ...Read more