MRI study of SI jts in axSpA 196 pts shows w/ increasing bone marrow edema of SI, SI damage is likely. BME each quadrant incr odds: sclerosis (OR:1.9), erosions (1.9). BME lead to 5 yr SIJ damage if fluctuating (OR:5.6) or persistent (OR:7.5) https://t.co/Dkbcij5Uhv https://t.co/x83kErVb1E