Review of 525 critically ill, rheumatic dz pts (25% vasculitis, 21%SLE, 19% RA, 9% PSS, 5% myositis). ICU adm for shock (41%), respiratory failure (32%), infx (39%) Dz flares (35%). Hospital mortality was 31% predicted by age, steroids, mech ventilation. https://t.co/xcw8xU9hPl