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 ...

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 ...

“This research is important to people with lupus as it adds greater insight onto ANA testing and the meaning of changes in the ANA titer over time. If we can determine that changes in the ANA titer ...

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 ...

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 ...

Many different lab tests are used to find changes in your body that can happen with lupus. The results of each test help your doctor get a fuller picture of your health. Because lab tests alone can’t ...

New research suggests breathing polluted air may trigger early immune changes, long before autoimmune disease is diagnosed.

Blood tests can help with the diagnosis of autoimmune hepatitis. These include tests for increased liver enzymes or antibody levels. However, other tests are necessary to confirm the diagnosis.

More recently, the identification of new subspecificities within each anti-ENA reactivity (SSA 60 and 52; RNP 68, A and C; Sm B and D,) and the availability of technology for recombinant protein ...