Abst1625 #ACR21 @RheumNow study of kids w/covid induced MIS-C: 91% w/shock & GI ax, conjunctivitis & mucocutaneous involvement. ⬆️CRP,D-Dimer, Troponin, &BNP. On ECHO, 36% had myocardial dysfunction &27% coronary artery abnormalities. 64% required ICU admiss. Rx IVIG& steroids