What can define +MRI for active spine lesions in axSpA? *⃣ BME in >/=4 vertebral corners (VCs) *⃣BME in >/= 3 VCs if w/ at least 1 non-corner inflamm lesion *⃣BME in >/=1 VC if w/ at least 2 VC fat lesions Such cut-offs achieve >/= 95% specificity OP0252. #EULAR2021 @Rheumnow https://t.co/5CTan2BgLK