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肝素诱导的血小板减少症诊治进展 被引量:13

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摘要 肝素是临床应用最广泛的抗凝药物之一。肝素诱导的血小板减少症(heparin-induced thrombocytopenia,HIT)是使用肝素所引起的一种严重并发症。概述既往将HIT分为2种类型,即Ⅰ型HIT和Ⅱ型HIT。Ⅰ型HIT,即非免疫介导的肝素相关性血小板减少症,是由肝素与循环血小板直接相互作用,引起血小板聚集和活化,造成的一过性轻度血小板减少,患者常无明显的临床症状,且血小板计数下降时间较短,无需停用肝素即可恢复,是一种良性过程,并不增加使用者的血栓栓塞危险。
出处 《诊断学理论与实践》 2011年第4期371-374,共4页 Journal of Diagnostics Concepts & Practice
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