Abst 0452 #ACR21 #acrbest @RheumNow TB-PET/CT in PsA helps differentiate from RA/OA &measure inflammatory burden. Main findings asymmetric synovitis,systemic enthesitis, DIP& extensor tendons inflammation& adjacent nail matrix inflammation, Sacroiliitis& diffuse spine enthesitis https://t.co/7nTSIbmKfE