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用钙通道拮抗剂预防或缓解劳力型心绞痛的机理仍未明了。本研究是在患有劳力型心绞痛并且其左冠状动脉前降支为侧枝循环所充盈的病人中,评价硝苯吡啶对冠脉血流动力学的作用。方法:本研究对象共13例男病人(年龄36～71岁,平均为56岁),皆患有劳力型心绞痛。左冠状
The mechanism by which calcium channel blockers prevent or relieve labor-type angina is still unknown. This study evaluated the effect of nifedipine on coronary hemodynamics in patients with labor-type angina and whose left anterior descending coronary artery was filled with collateral circulation. METHODS: Thirteen male patients (aged 36-71 years, mean 56 years) were enrolled in this study, all of whom had exertional angina. Left coronal