Ghaffar et al. Chronic abdominal periaortitis. Imaging improved in only 57% and resolved in 9%. Incident aneurysms rare 8%. Older age and secondary cause assoc greater likelyhood improvement, smokers 2 times less likely. @RheumNow #ACR22 Abstr#1576 https://t.co/jS9djx3ZtU https://t.co/OFW2Jk7gGW