January 12, 2011 — Up to 13% of healthy people test positive for antinuclear antibodies (ANA), which are associated with autoimmune disorders such as rheumatoid arthritis, Sjögren's syndrome, or ...
An ANA blood test is used to find antinuclear antibodies that can be linked to autoimmune diseases. The test shows a positive result if fluorescent cells are observed under a microscope. A positive ...
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 ...