“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 ...

On repeat blood testing, the patient had a 4+ positive ANA titer and 4+ antibodies to double-stranded DNA with low C3 and C4 complement, all consistent with the clinical picture of systemic lupus ...