单项选择题

A.肌酐(Cr)>884μmol/L(10mg/dL)
B.Cr>762μmol/L(8mg/dL)
C.Cr>652μmol/L(7mg/dL)
D.Cr>542μmol/L(6mg/dL)
E.Cr>462μmol/L(5mg/dL)