Medically reviewed by scott zashin, md.

The higher the titer, the.

A negative test for ana can assist health care.

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You may get a positive result if:

You have sle (lupus).

Weba positive ana does not need to be repeated!

A positive ana only indicates antibodies are present.

Weba positive test for ana may help determine the specific type of autoimmune disease that is affecting a patient.

It does not mean a patient has an autoimmune disease.

Webdiseases that may cause a positive ana include scleroderma, rheumatoid arthritis, thyroid disease, and other conditions.

The ana titer is a measure of the amount of ana in the blood;

Weba positive ana test (ana +) is virtually a sine qua non for the diagnosis of systemic lupus erythematosus (sle) since more than 95% of patients have a positive.

Webif your ana test is positive, your doctor might test you for anas that are specific to certain diseases:

Updated on october 14, 2022.

It can also be called a functional antinuclear antibody (fana) test.

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You have a different.

Weba positive result on an ana test means that antinuclear antibodies were found in your blood.

Weban ana test is a blood exam to look for antibodies, produced by your immune system, that attack healthy cell nuclei (antinuclear) rather than foreign bacteria or viruses.

How the test is performed.

Weba positive ana reading alone does not indicate an autoimmune disease.

If your doctor has ordered an antinuclear antibody (ana).