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.

Please provide your email address to receive an email when new articles are posted on . Although testing for antinuclear antibodies is widely viewed as an effective screening tool for lupus and other ...

A very small number of people who test negative for antinuclear antibody (ANA) in the blood, which is a sign of the most common type of lupus, still have the condition. Lupus is an autoimmune disease ...

Antinuclear antibodies (ANA) are autoantibodies directed against the nuclei of some of one’s own body cells. They are present in the blood in persons with certain autoimmune disorders. An autoimmune ...

DEAR DR. ROACH: I am a 58-year-old healthy female. I am 6 feet tall, and weigh 130 pounds. My last blood pressure reading was 100/58. I have Raynaud’s phenomenon. I exercise every day (walk, bike, ...