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 report has three parts: (1) a positive or negative result; (2) if positive, what the titer is; and (3) the pattern of fluorescence. ANA patterns. Titers and patterns can vary between laboratory ...