肝素诱导的血小板减少症及肝素/血小板因子4抗体与低分子肝素交叉反应的初步研究

CHINESE JOURNAL OF HEMATOLOGY(2012)

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Abstract
肝素是治疗及预防血栓性疾病的常用药物.肝素诱导的血小板减少症(heparin-induced thrombocytopenia, HIT)是肝素的不良反应,可伴有病理性血栓形成,称为肝素诱导的血小板减少并血栓形成综合征(heparin-induced thrombocytopenia with thrombosis syndrome, HITTS),有很高的致残率及致死率.低分子肝素(LMWH)也有引起HIT的风险,可与普通肝素(UFH)诱导产生的肝素/血小板因子4抗体(HIT抗体)发生交叉反应[1-2].我们观察了50例动脉硬化闭塞症患者应用UFH治疗后HIT的发病以及低分子肝素钙注射液(尤尼舒)与肝素/血小板因子4抗体间交叉反应情况,报告如下.
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