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 ...

Autoimmune rheumatic diseases (ARDs) represent a diverse group of conditions in which the immune system mistakenly targets the body’s own tissues, often affecting the musculoskeletal system and ...

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, ...

Primary biliary cirrhosis (PBC) is a chronic, cholestatic liver disease characterized by progressive destruction of intrahepatic bile ducts, resulting in chronic cholestasis, portal inflammation and ...

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.

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.