In 530 #GCA pts, relapses seen in 46%; but severe relapse (ischemi/aortic events) in 3%. Severe GCA relapse pts more likely to be younger at Dx(P=0.02), w/ more limb claudication(< 0.0001), fewer GCA-related cranial Sxs (<0.0001); but not higher mortality https://t.co/k7wgU6oMcn https://t.co/BKOfGmZ27u