不稳定型心绞痛(UA)是临床常见病,其发病状态一般认为是介于急性心肌梗死(AMI)和稳定型心绞痛之间,极易发展成为AMI或心脏性猝死。故选择合适的治疗,对改善预后有重要意义,其治疗目的是缓解心绞痛症状,降低心脏事件发 Unstable angina pectoris (UA) is a common clinical disease, its incidence is generally considered between the acute myocardial infarction (AMI) and stable angina, easily developed into AMI or sudden cardiac death. Therefore, the choice of appropriate treatment, to improve the prognosis of great significance, its treatment is to alleviate the symptoms of angina and reduce the incidence of cardiac events