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心绞痛(AP)是缺血性心脏病(冠心病)最常见的类型。AP经内科积极治疗无效者被认为难治AP。所谓“难治”或“顽固”是指:①发作频繁,胸痛持续存在,病人出现难以解除之痛苦;②AP虽经内科积极治疗,仍有在近期(2～4周)内发生急性心肌梗塞(AMI)的可能甚至猝死(SD),有较大的生命危险。
Angina pectoris (AP) is the most common type of ischemic heart disease (coronary heart disease). AP is ineffective by the active medical treatment is considered refractory AP. The so-called “refractory” or “stubborn” refers to: ① frequent seizures, chest pain persist, the patient difficult to relieve pain; ② AP despite the active medical treatment, there are still in the near future (2 to 4 weeks) occurred in acute myocardial infarction AMI) may even be sudden death (SD), which has a greater life-threatening risk.