197 ANCA assoc Vasculitis pts in RAVE - treated w/ RTX or CTX, thenAZA. 18/22 severe infections occurred within 6 months. Predictors of severe infx included higher baseline CD19+B cells & PJP prophylaxis w/ TMP/SMX (both groups Rx RTX or CYC/AZA) https://t.co/YhNDCdJuof https://t.co/Fg8AOLtYbI