Stroke:利伐沙班早期治疗心源性卒中不会导致出血性转化增加

2016-06-01 phylis 译 MedSci原创

背景:心源性卒中早期抗凝仍存在争议,因为可能会导致潜在出血性转变(HT)。研究者探索心源性脑卒中/短暂性脑缺血发作后早期应用利伐沙班≤14安全性和可行性。方法:一项前瞻性、开放标签研究房颤患者发生短暂性脑缺血发作或缺血性卒中(美国国立卫生院卒中量表< 9)后,接受利伐沙班≤14天。对对所有患者在利伐沙班治疗开始24小时内和第七天进行MRI检查。主要终点是第7天发生症状性HT。结果:入选患者六

背景:心源性卒中早期抗凝仍存在争议,因为可能会导致潜在出血性转变(HT)。研究者探索心源性脑卒中/短暂性脑缺血发作后早期应用利伐沙班≤14天的安全性和可行性。

方法:一项前瞻性、开放标签研究房颤患者发生短暂性脑缺血发作或缺血性卒中(美国国立卫生院卒中量表< 9)后,接受利伐沙班≤14天。对所有患者在利伐沙班治疗开始24小时内和第七天进行MRI检查。主要终点是第7天发生症状性HT。

结果:入选患者有六十例(平均年龄71±19、、82%卒中/18%短暂性脑缺血发作)。症状开始到开始应用利伐沙班治疗的时间的中位数(四分位数间距)3(5)天。在开始治疗,国立卫生研究院卒中量表的中位数为2(4),平均弥散加权成像体积的中位数为7.9 mL(13.7)。在基线,25(42%)例患者出现HT(出血性梗死[HI] 1 = 19,[HI] 2 = 6)。在磁共振成像随访中,没有患者发生症状性HT。3例患者新发无症状HI1,5例患者无症状HI1进展到HI2;在第7天,HT保持不变。

结论:这些数据支持轻中度心源性卒中/短暂性脑缺血患者,应用利伐沙班治疗的早期(≤14天)是安全的。磁共振成像的显示,利伐沙班治疗并没有增加HT的风险。

原始出处:

Gioia LC, Kate M, Early Rivaroxaban Use After Cardioembolic Stroke May Not Result in Hemorrhagic Transformation: A Prospective Magnetic Resonance Imaging Study. Stroke. 2016 May 24.


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    2016-10-13 ylzr123

    赞一个!好文章拜读了,认真学习了。

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    2016-06-03 mhm295

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