used to eliminate a SARD diagnosis. However, anti-DFS70 antibodies were also observed
at relatively high frequency in patients with SARD. The clinical significance of these
antibodies is therefore not yet clear. In this study, we assessed the clinical significance of the
presence of anti-DFS70 antibodies. Methods A total of 3432 sera samples were obtained
from patients who underwent routinely requested ANA screening in the clinical laboratory of …