Methods:To forecast the Infarct area by QRS score, LVEF by colour doppler echocardiography and detect SOD and MDA.

• 方法 :采用QRS记分法预测梗死面积、彩色超声多普勒测定射血分数 (LVEF)及血清超氧化物歧化酶 (SOD)、丙二醛 (MDA)含量检测。