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选择两维超声心动图图象满意的劳力型心绞痛患者55(男46、女9)例,平均年龄52(36～65)岁.经选择性冠状动脉造影:单支、双支或三支主支直径狭窄≥70%者分别为16例、11例和7例,即明显冠心病34例;余21例则否.每例患者由同一位内科医师使用同一仪器进行潘生丁负荷超声心动图试验(DET)和卧位蹬车超声心动图试验(EET).仅以新出现的局部室壁活动不协调为阳性,6例曾有心肌梗塞者原先存在的局部室壁活动不协调则不计.于
55 patients (46 males and 9 females) with angina pectoris who were satisfied with two-dimensional echocardiography were selected, with a mean age of 52 (36-65) years old.Selected coronary angiography: single, double or triple Branch diameter stenosis ≥ 70%, respectively, were 16 cases, 11 cases and 7 cases, that is, 34 cases of obvious coronary heart disease; more than 21 cases were not.Each patient by the same physician using the same instrument dipyridamole stress echocardiography test DET), and pedicled echocardiography (EET) .Only uncoordinated positive local wall activity was found only in new cases, and uncoordinated presence of pre-existing local wall motion was observed in 6 patients with myocardial infarction