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Updated: Jan 31, 2026
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Acute Coronary Syndrome V: Nursing Management
Published on: June 19, 2025
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穿皮冠状动脉干预后的早期和持续的双口服抗血小板治疗:一项随机对照试验
Steven R Steinhubl1, Peter B Berger, J Tift Mann
1Division of Cardiology, University of North Carolina, CB#7075, 338 Burnett-Womack Bldg, Chapel Hill, NC 27599, USA. steven_steinhubl@med.unc.edu
JAMA
|November 19, 2002
概括
通过皮肤冠状动脉干预 (PCI) 后长期使用克洛皮多格雷尔治疗显著减少缺血事件. 在PCI前至少6小时服用一次程序前的加重剂量显示出好处,这表明最佳时间对于减少血栓并发症至关重要.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 药理学 药理学是指药理学的学科.
背景情况:
- 短期用克洛皮多格勒与阿司匹林改善皮肤穿刺冠状动脉干预 (PCI) 后的结果.
- 在PCI后,双重抗血小板治疗的最佳持续时间尚不清楚.
- 建议使用PCI前的克洛皮多格雷尔加载剂量,但没有进行前性研究.
研究的目的:
- 评估PCI后12个月克洛皮多格雷尔治疗的疗效.
- 为了确定PCI前与阿司匹林一起使用克洛皮多格勒加重剂量的益处.
主要方法:
- 克洛皮多格雷尔减少观察期间事件 (CREDO) 试验是一项随机,双盲,安慰剂受控的研究.
- 接受或可能接受PCI的2116名患者被随机分配给克洛皮多格雷尔加重剂量或安慰剂.
- 患者每天接受克洛皮多格雷尔或安慰剂,长达12个月,整个时间服用阿司匹林.
主要成果:
- 一年用克洛皮多格雷尔治疗将死亡,心肌梗塞 (MI) 或中风的综合风险降低了26.9% (P=.02).
- 在PCI前的加载剂量并没有显著减少28天复合事件 (死亡,心脏病发作,紧急再血管化).
- 亚组分析表明,在PCI前6小时或更长时间服用充满剂量 (38.6%的风险降低) 有潜在的益处.
结论:
- 在PCI后一年的克洛皮多格雷尔治疗显著降低了不良缺血事件的风险.
- 虽然PCI前3小时的加重剂量没有显著的短期益处,但更长的间隔 (≥6小时) 可能更有效.
- 长期使用克洛皮多格勒治疗是PCI后有益的,加重剂量的时间可能会影响早期的结果.
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