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在内血管血栓切除术 (ProFATE) 期间近端血流停止的影响:一个多中心,盲目的终点,随机临床试验
Permesh Singh Dhillon1,2,3, Waleed Butt4, Anna Podlasek2,5
1Interventional Neuroradiology, Queens Medical Centre (P.S.D., N.M., R.L., S.N., L.M.), Nottingham University Hospitals National Health Service (NHS) Trust, United Kingdom.
Stroke
|December 19, 2024
概括
在急性缺血性中风的内血管血栓切除术期间暂时停止血液流动并没有显著改善血管再通道. 然而,它减少了对新领土的栓塞,并在ProFATE试验中增加了完全再通道化率.
科学领域:
- 神经学 神经学
- 干预心脏病学 干预心脏病学
- 血管外科 血管外科
背景情况:
- 血管内血栓切除术是急性缺血性中风的关键治疗方法.
- 由于有限的随机对照试验 (RCT) 证据,在此过程中暂时停止血液流动的作用仍然不清楚.
- 这项研究旨在评估暂时近位血流停止的疗效.
研究的目的:
- 为了确定在内血管血栓切除术期间暂时停止血流是否会改善内血管再通道与非流动停止相比.
- 评估二次疗效和安全结果.
主要方法:
- ProFATE试验是一项多中心,随机,盲目的试验,涉及因大血管封闭而导致急性缺血性中风的成年人.
- 在血栓切除术期间,参与者被分配到暂时停止血液流动或非流动停止.
- 主要结局是独立的成像核心实验室评估的近完全/完全血管再通道化 (扩大脑梗塞中的血栓溶解得分为2c或3).
主要成果:
- 在流量停止 (74.4%) 和非流量停止 (70.8%) 组之间没有观察到近乎完整/完整的再通道化显著差异 (调整后的几率比,1.07;P=0.88).
- 停止流动的组显示出对新血管区域的栓塞率明显较低 (1.5%对12.3%;P=0.014).
- 第一次尝试后的完全再通道化在止流组中较高 (33.0%对15.3%;P=0.007). 在其他有效性或安全性结果中没有发现显著差异.
结论:
- 在前部循环大血管封闭急性缺血性中风的患者中,暂时的近端血流停止并没有显著改善再通道化率.
- 需要进一步的RCT来确认对功能结果的潜在益处.
- 这种手术可以减少远端栓塞,并改善早期再通道成功.
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