Aware of COPA syndrome? ➡️Rare cause of immune-mediated lung dz ➡️Mimics RA-ILD, SLE, & vasculitis ➡️Adult-onset cases reported Abst#0529 determined that mutations in the COPA gene underlie some cases of severe pulmonary fibrosis. #ACR21 @RheumNow https://t.co/mCx3eT7Pv8