在ECMO上治疗肝素诱导的血小板缺血患者的替代抗凝药:叙述性审查
Dragana Unic-Stojanovic1,2, Petar Vukovic1,2, Ivan Ilic1,2
1Faculty of Medicine, University of Belgrade, 11000 Belgrade, Serbia.
Biomedicines
|November 27, 2025
概括
身体外膜氧化 (ECMO) 需要抗凝剂,增加肝素诱导的血小板缩 (HIT) 的风险. 替代性抗凝剂,如直接血栓抑制剂,越来越多地用于ECMO的HIT患者,尽管证据仍然有限.
科学领域:
- 心血管医学 心血管医学
- 血液学 血液学 血液学
- 关键护理医学 关键护理医学
背景情况:
- 身体外膜氧化 (ECMO) 是一种重要的生命支持疗法,需要全身抗凝剂.
- 在ECMO期间的全身抗凝剂增加了氨酸诱导的血栓塞缩症 (HIT) 的风险.
- 对于管理ECMO患者的HIT,临床经验和指导方针建议有限.
研究的目的:
- 审查目前的实践,证据和使用替代抗凝剂的进展,用于诊断出HIT的ECMO患者.
- 在复杂的患者群体中为临床决策提供信息.
主要方法:
- 对当前实践的文献综述和关于ECMOHIT患者的替代抗凝剂的现有证据.
- 对阿格拉特罗班和比瓦利鲁丁使用的回顾性研究和病例报告的分析.
- 考虑新兴的抗凝剂类,如XIIa因子抑制剂.
主要成果:
- 直接的血栓激素抑制剂 (例如, argatroban,bivalirudin) 在ECMO治疗的HIT患者中被用作肝素的替代品.
- 现有数据,主要来自回顾性研究,表明阿格拉特罗班和比瓦利鲁丁可以在有限的出血或血栓性并发症的情况下使用.
- 芬达巴鲁努克斯在HIT中显示出有效性,而XIIa因子抑制剂正在研究中.
结论:
- 在ECMO中对HIT的管理包括停止治疗肝素并开始使用替代抗凝剂,最好是直接的血栓抑制剂.
- 目前ECMO-HIT中替代抗凝剂的证据有限,主要来自小型回顾性研究.
- 直接血栓抑制剂可能是未来ECMO抗凝治疗中HIT患者的重点.
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