【摘要】 目的 探讨冠状动脉肌桥的发病情况、预后和药物疗效。 方法 对6年中连续639例冠状动脉造影中发现有冠状动脉肌桥现象的23例患者进行了分析。 结果 冠状动脉肌桥检出率为3.60%(23/639)，其中，95.65%位于左前降支中段，4.35%位于右冠状动脉;收缩期狭窄率为30%～90%;随访期(32±7.2)个月中服用美托洛尔或(和)硫氮唑酮，20/23例(86.96%)症状消失，无一例发生心肌梗死和死亡。 结论 冠状动脉造影是确诊冠状动脉肌桥的好方法，症状性冠状动脉肌桥的预后和药物疗效良好。

    【关键词】 冠状动脉造影;冠状动脉肌桥;药物

    Symptomatic coronary myocardial bridges and it's prognosis and drug efficacy

    HE Guo-ping，Xiao Jian-qiang.

    The Affiliated Wujin Hospital of Jiangsu University，Jiangsu213002，China

    【Abstract】 Objective To investigate coronary myocardial bridges and it's prognosis and drug efficacy.Methods 23patients with symptomatic coronary myocardial bridges among639consecutive coronary angiograms performed during an6-year period were analyzed.Results The overall prevalence of myocardial bridges was3.59%(23/639)which95.65%located anterior descending and4.35%located right coronary artery ......