Autoimmune Dz may be assoc w/ new-onset Atrial Fibrillation, esp in women. Population-based UK Biobank found significant increases for AFib in Rheumatic fever w/o CVD (HR 1.47), Crohn’ (1.23), UC(1.17), RA (1.39), PAN (1.82), SLE (1.82), PSS (2.32) https://t.co/rpIiztUfg9 https://t.co/FWmLiZ6x1S