維生素B12治療維生素B1缺乏性巨幼細(xì)胞貧血,停藥指征是()
A.血沉恢復(fù)正常 B.血象恢復(fù)正常 C.骨髓象恢復(fù)正常 D.血清維生素B12含量正常 E.網(wǎng)織紅細(xì)胞恢復(fù)正常
A.維生素B12<800ng/L B.維生素B12<400ng/L C.維生素B12<200ng/L D.維生素B12<100ng/L E.維生素B12<50ng/L
A.幼紅細(xì)胞呈巨幼變 B.巨核細(xì)胞分葉過多,細(xì)胞質(zhì)顆粒減少 C.粒細(xì)胞大,分葉過多 D.紅細(xì)胞細(xì)胞質(zhì)成熟程度較胞核差 E.紅系增生明顯活躍