#ACR22 Abstr#0825 Can we identify predictors of deaths in patients presenting with Macrophage Activation Syndrome? A cohort study (N=43) reported MAS was mostly secondary to disease. 10/43 died. Super high Ferritin and raised Ferritin/CRP ratio were assoc with deaths @RheumNow https://t.co/JCH30pi4Vf