冠状动脉支臂治疗对血管运动对运动反应的有害影响
Mario Togni1, Stephan Windecker, Peter Wenaweser
1Swiss Cardiovascular Center, Inselspital, Bern, Switzerland.
Circulation
|July 1, 2004
概括
静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉 虽然酸甘的反应得到维持,但这表明放射治疗后内皮功能障碍.
科学领域:
- 心血管医学 心血管医学
- 干预心脏病学 干预心脏病学
- 辐射瘤学 辐射瘤学
背景情况:
- 冠内支臂疗法是治疗静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉静脉
- 对血管完整性和血管运动反应能力的长期影响尚不清楚.
研究的目的:
- 为了确定冠心内支臂治疗后的血管运动反应.
- 评估支臂治疗对运动期间血管运动的影响.
主要方法:
- 双平面定量冠状动脉血管学在休息和运动期间.
- 14名患者在支架后 (对照组) 和13名患者在支架后进行支架静止治疗 (20 Gy) 的比较.
- 分析最小的光面积,支架面积和参考血管面积.
主要成果:
- 参考血管在两组中都显示了运动诱导的血管扩张.
- 在支架段内废除了血管运动.
- 支臂疗法组表现出运动诱导的血管收缩在近端/远端段,与对照组不同.
结论:
- 正常段显示运动期间的流媒体血管扩张.
- 支架不影响近端/远端的运动反应.
- 支臂疗法消除了运动诱导的血管扩张,表明内皮功能障碍,尽管保留了酸甘的反应.
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