JAHA:房颤患者颅内出血后抗栓治疗

2022-03-06 MedSci原创 MedSci原创

OAC被推荐用于房颤和颅内出血患者,因为它们降低了IS的风险,而不会增加后续ICH的风险。推荐的非维生素K拮抗剂OAC优于华法林,因为它们具有生存优势。

心房颤动患者血栓栓塞的风险增加,尤其是CHA2DS2-VASc评分≥2的患者;因此,根据不同的指南,通常推荐口服抗凝剂(OAC)治疗。但是,OAC治疗会增加出血风险。因此,在发生颅内出血事件后,应立即停用OAC药物。

近日,心血管疾病领域权威杂志JAHA上发表了一篇研究文章,该研究旨在调查在颅内出血后心房颤动患者中停用或重新启动抗血栓药物以及不同抗血栓治疗的有效性和安全性。

这是一项全国性回顾性队列研究,涉及接受抗血栓治疗的房颤患者,随后在2011年1月1日至2017年12月31日期间发生颅内出血。研究人员调查了未接受治疗的患者与重新使用口服抗凝剂(OAC)或抗血小板药物的患者以及华法林与非维生素K拮抗剂OAC之间的死亡率。研究人员应用治疗加权的逆概率来平衡基线特征和Cox比例风险模型来估计不同感兴趣结局的风险比(HR)。

与未治疗相比,OAC降低了IS的风险(HR为0.61;0.42-0.89),而不增加ICH的风险(1.15,0.66-2.02);抗血小板药物使用者表现出类似的IS风险(1.13,0.81-1.56)和ICH风险增加(1.81,1.07-3.04)。使用OAC或抗血小板药物并未降低全因死亡率的风险(分别为0.85、0.72-1.01;和0.88、0.75-1.03)。与华法林相比,非维生素K拮抗剂OAC使用者的IS风险相似(0.92,0.50-1.70),ICH风险未显著降低(0.53,0.22-1.30),全因死亡率显著降低(0.60,0.43-0.84)。

由此可见,OAC被推荐用于房颤和颅内出血患者,因为它们降低了IS的风险,而不会增加后续ICH的风险。推荐的非维生素K拮抗剂OAC优于华法林,因为它们具有生存优势。

原始出处:

Shin‐Yi Lin.et al.Post‐Intracranial Hemorrhage Antithrombotic Therapy in Patients With Atrial Fibrillation.JAHA.2022.https://www.ahajournals.org/doi/full/10.1161/JAHA.121.022849

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    2022-03-07 zhaohui6731
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    2022-03-07 forvalen

    好东西

    0

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    2022-03-06 坚定的心

    学习了

    0

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