A.白細胞總數(shù)<5×109/L,中性粒細胞絕對值<2×109/L B.白細胞總數(shù)<4.5×109/L,中性粒細胞絕對值<1.8×109/L C.白細胞總數(shù)<4×109/L,中性粒細胞絕對值<1.5×109/L D.白細胞總數(shù)<3.5×109/L,中性粒細胞絕對值<1.7×109/L E.白細胞總數(shù)<3×109/L,中性粒細胞絕對值<2.3×109/L