Severe heme relapses are common in #SLE pts w/prior severe heme episodes: ATTIKON SLE cohort 800 pts 👉13% w/severe heme dz: TMA, MAS, plt < 30K, hemolysis hgb < 8 👉heme issues preceded SLE dx in 1/3 of pts 👉>50% pts had severe heme flare 👉0 deaths #EULAR2022 @rheumnow POS0116