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选择了50例40岁以上冠心病人,其中包括阵旧性心肌梗塞36例,典型心绞痛12例,有症状的冠心病人二例(心肌硬化型和完全性左束支传导阻滞冠心病人均未作为检测对象);以52例40岁以上的健康人和13例处于心功能代偿期的高心病人作为对照。利用M型超声心动图机记录心底波群和各部位的心室波群(包括二尖办前后叶部:2a,腱索部:2b,心尖部:1三个胸前部位及剑突下左上方部位),研究冠心病节段性室壁运动
Fifty patients with coronary heart disease over the age of 40 were selected, including 36 cases of AMI, 12 cases of typical angina pectoris and 2 cases of symptomatic coronary heart disease (patients with myocardial sclerosis and complete left bundle branch block Not as a test object); 52 cases of healthy people over the age of 40 and 13 cases of heart function compensatory hypercardia as a control. The M group echocardiograph was used to record the cardiac wave group and the ventricular wave groups of various sites (including the apical part of the apical part 2a, the chordae part 2b, the apex part 1 and the left upper part of the xiphoid Site), study of coronary heart disease segmental wall movement