Objective To observe the effect of percutaneous coronary intervention(PCI) and intravenous thrombolytic therapy on heart function in patients with acute myocardial infraction (AMI).

• 目的观察冠状动脉介入治疗(PCI)与静脉溶栓治疗两种方法对急性心肌梗死患者心功能的影响。