Dr. Langford #RNL2023 When to use CYC over RTX for severe GPA induction? - Severe disease with RTX intolerance - Worsening disease despite RTX - RGPN Cr > 4.0, mechanical ventilation? (these were excluded from RAVE trial) @RheumNow https://t.co/AnSAnGP6Oa https://t.co/iHF6tiFvj2