Medically reviewed by Anita C. Chandrasekaran, MD Key Takeaways An ANA blood test is used to find antinuclear antibodies that can be linked to autoimmune diseases.The test shows a positive result if ...

Pattern on the Antinuclear Antibody-HEp-2 Test Is a Critical Parameter for Discriminating Antinuclear Antibody-Positive Healthy Individuals and Patients With Autoimmune Rheumatic Diseases Study ...

If a person experiences joint pain and tests positive for an antinuclear antibody (ANA) test, this may suggest the presence of an underlying condition causing joint problems and discomfort. An ANA ...

Stress isn’t usually the direct cause of a positive ANA test, but it can influence the immune system, potentially exacerbating symptoms in those with autoimmune disorders. If you have symptoms like ...

If your doctor thinks you might have lupus, they may ask you to take blood tests to check for antibodies in your blood. The most common antibody test is called the antinuclear antibody (ANA) test.