當(dāng)外周血白細(xì)胞絕對(duì)計(jì)數(shù)持續(xù)低于4.0×109/L,中性粒細(xì)胞百分?jǐn)?shù)正常或稍減少時(shí),稱(chēng)為白細(xì)胞減少癥。中性粒細(xì)胞絕對(duì)計(jì)數(shù)低于1.5×109/L 時(shí),稱(chēng)為中性粒細(xì)胞減少癥。外周血中白細(xì)胞計(jì)數(shù)低于2.0×109/L,中性粒細(xì)胞極度缺乏,絕對(duì)值大多低于 (共 304 字) [閱讀本文] >>