In a Brazilian cohort (n=791), axSpA diagnosis delay dropped from 41.7 yrs (1960s) to 1.9 yrs (2020s). Female representation rose to 50%. Non-radiographic axSpA now 16.7%. MRI and updated criteria driving earlier, more equitable recognition. Abstract#1407 @RheumNow #ACR25 https://t.co/8hIpX0a1Sa