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方法 对象为9例有充血性心衰的原发性扩张型心肌病患者,男性8例,女性1例,平均年龄51岁,心功能Ⅱ～Ⅲ级,左室舒张末内径扩大(平均65mm),所有病人冠状动脉造影正常,左室射血分数平均21％。研究前48小时停用心脏药物。研究时分别将
Methods Nine patients with primary dilated cardiomyopathy who had congestive heart failure were enrolled in this study. There were 8 males and 1 females, mean age was 51 years old. The cardiac function was grade Ⅱ ~ Ⅲ and the left ventricular end-diastolic diameter was enlarged (average 65mm) Coronary angiography was normal in all patients with an average of 21% of left ventricular ejection fraction. Cardiovascular drugs are discontinued 48 hours prior to the study. When the study will be