Are we missing axial/SIJ lesions in PsA or are we misdiagnosing AxSPA + PSO pts for PsA? 5 register studies including 580+ pts w/ PsA/AxSPA+PSO 1/3 PsA routine care patients had SIJ MRI = SPA 29% Rx SII r-mNY criteria+ of which 38% MRI lesions AxSPA @RheumNow #EULAR2025 https://t.co/DJljlm7T9m