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问:急性心肌梗塞(AMI)前可有哪些先兆症状? 答:虽然AMI前并非均有先兆症状,但是,若能及时识别并给予适当处理,就有可能使部分病人避免发生AMI及猝死。据统计,大约50%患者在发生AMI前近期内可出现下述表现:①原有心绞痛的症状加剧,发作频繁且时间延长,对硝酸甘油疗效明显降低;②一向健康的中老年,突然出现心绞痛,并呈进
Q: What are the aura symptoms before acute myocardial infarction (AMI)? A: Although AMI is not before all the symptoms, but if promptly identify and give appropriate treatment, it is possible to make some patients avoid AMI and sudden death. According to statistics, about 50% of patients in the short term before the occurrence of AMI can appear the following manifestations: the original symptoms of angina exacerbations, frequent and prolonged seizures significantly reduced the efficacy of nitroglycerin; ② always healthy elderly, sudden angina , And presented