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

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

It does not mean a patient has an autoimmune disease.

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

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

Weba positive ana does not need to be repeated!

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

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

You may get a positive result if:

How the test is performed.

You have sle (lupus).

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.

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

The higher the titer, the.

A negative test for ana can assist health care.

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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.

A positive ana only indicates antibodies are present.

Medically reviewed by scott zashin, md.

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

You have a different.

Updated on october 14, 2022.