功能障碍和血栓溶解治疗中风超过4.5小时后的结果:TRACE-III hoc后期分析
Lixia Zong1, Liyuan Wang1, Aoming Jin2
1Vascular Neurology, Department of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing 100070, China.
概括
甲 (TNK) 可能改善急性缺血性中风患者的结果,在4.5小时后治疗大血管封闭,特别是那些正常或轻度功能障碍患者. 对于中度至重度功能障碍患者,需要进一步研究.
科学领域:
- 神经学 神经学
- 心血管医学 心血管医学
- 腎臟病學 (nephrology) 是一種醫學專業.
背景情况:
- 对于急性缺血性中风 (AIS) 的静脉内血栓溶解在功能障碍 (RD) 患者的出血风险是有限的.
- 甲基酶 (TNK) 是一种血栓溶解剂,在AIS中具有潜在的益处.
- 在AIS患者中,TNK的有效性和安全性需要在4.5小时窗口之外的大血管封闭 (LVO),特别是关于功能,需要进行研究.
研究的目的:
- 研究功能障碍 (RD) 对Tenecteplase (TNK) 血栓溶解在AIS患者的大血管封闭 (LVO) 超出4.5小时窗口的疗效和安全性的影响.
- 评估TNK在功能不同层次的风险益处概况.
主要方法:
- 在急性缺血性脑血管事件-III (TRACE-III) 试验中对Tenecteplase再输液疗法的特点分析.
- 包括510名患有LVO (4.5-24小时从发病) 的患者,随机分配到TNK或标准医学治疗 (SMT).
- 功能分类为正常 (eGFR ≥90),轻度 (eGFR 60-89) 或中度至重度的RD (eGFR <60);使用多变量回归和线性模型评估结果.
主要成果:
- 在患有正常功能 (n=410) 的患者中,TNK 呈现出数量上更高的优秀功能性结局 (32.3% vs. 24.2%) 和改善的二次结局,趋向于增加症状性脑内出血 (sICH) (3.2% vs. 1.1%,p=0.05).
- 轻度RD (n=82) 显示了TNK (40.6%对26.0%) 功能结果更好的一种非显著趋势.
- 由于样本规模小,中度至重度RD (n=18) 的结果是不确定的.
结论:
- 甲 (TNK) 可能为晚期LVO中风患者提供好处,患者的功能正常或轻微受损.
- 在中度至重度功能障碍患者中,TNK的风险益处概况仍然不确定.
- 需要进行更大规模的前性研究来评估高风险人群中TNK的中度至重度RD.
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