孙冬冬,王海昌

• 1:第四军医大学第一附属医院心血管内科

摘要(Abstract)：

<正>冠心病患者存在不同程度的心肌缺血,在行经皮冠状动脉介入治疗(PCI)前,采用无创心肌缺血方法准确评估存活心肌对于患者PCI的预后至关重要。PCI目的在于改善存活心肌的血流灌注,恢复局部心肌功能。如果冠心病患者靶血管支配区域无存活心肌,即使采用PCI术开通血管,也无法改善心肌缺血,同时增加了手术风险和治疗费用。靶血管供血区域有存活心肌时,PCI术可增加缺血心肌血流灌注,使处于冬眠或顿抑状态的心肌恢复功能,降低心绞痛发生

关键词(KeyWords)： 心肌存活;血流灌注;磁共振成像

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(81270263,81100579)

作者(Author): 孙冬冬,王海昌

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