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本研究旨在观察心脏X综合征患者静息状况下和运动负荷时内皮素 1(ET 1)、一氧化氮(NO)含量及其平衡关系变化与心肌血流灌注异常之间的相互关系。一、对象与方法选取确诊的心脏X综合征患者(A组) 14例,健康体检者(B组) 15例作为对照。两组均在静息时和运动高峰时抽取静脉血,分别
This study aimed to observe the relationship between changes of ET 1, NO and their balance and myocardial perfusion abnormalities in patients with cardiac X syndrome under rest and exercise load. First, the object and method Confirmed patients with cardiac syndrome X (A group) 14 cases, healthy subjects (B group) 15 cases as a control. Venous blood was drawn from both groups at rest and at peak exercise, respectively