Before the treatment after the first infusion after the second infusion
Urinary protein 4+ 2+ 1+
24-hr urinary protein (g/L) 1.71 0.68 0.32
urinary NAG enzyme(u/g•cr) 25.1 17.2 13.4
urinary retinol binding protein (mg/L) 0.31 0.29 0.32
urinary C3 (ng/L) 2.71 2.75 2.8
urinary α2-M (ng/L) 2.95 2.78 2.96
Table 1: The change before and after the intervention of rituximab.