#EULAR2023 #LB0005 Can we improve trial design of Bcell depletion in #SLE? Feasibility RCT of RTX in organ specific MSK showed: a)feasible to use ultrasound & clinical as endpoints, b)new tool LAMDA is responsive, c)potential worsening before later improvement with RTX @RheumNow https://t.co/kGDZ6EqLtq