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 一、概述正常成人外周血中CD4+(輔助性)T細(xì)胞約為2/3。大多淋巴細(xì)胞減少癥患者T細(xì)胞絕對數(shù)減少,特別是CD4+細(xì)胞數(shù)減少。成人外周血T淋巴細(xì)胞平均絕對值為1.9(1.0~2.3)×109/L,CD4+T細(xì)胞平均值為1.1(0.7~1.4)×109/L,CD8+T細(xì)胞平均值為0.65(0.3 (共 1364 字) [閱讀本文] >>