Fig. 1

Treatment protocols of steroid pulse therapy. a Intermittent steroid pulse (ISP), b. Continuous steroid pulse (CSP). SP, steroid pulse; mPSL, methylprednisolone; PSL, prednisolone; ISP, intermittent steroid pulse; CSP, continuous steroid pulse; qod, every other day, I.V.; intravenous injection, P.O.; per os