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心绞痛是冠状动脉硬化性心脏病的一种常见症状,主要是冠状动脉的供血不足,部分心肌暂时性的缺血缺氧所致。若得不到明确的诊断和及时的治疗,可发展为急性心肌梗塞。临床主要表现为胸部正中有一种难以形容的不适感,如重物压迫感、挤压感、紧缩感、窒息感。心绞痛的发作时间一般为1—5分钟,很少超过20分钟。刺痛、刀割样痛、闪电样痛一般都不是心绞痛。但中老年人心绞痛的因素、特点一般都不典型,五花八门,各式各样。
Angina pectoris is a common symptom of coronary heart disease, mainly due to inadequate blood supply to the coronary arteries and temporary ischemia and hypoxia caused by some of the myocardium. Without a clear diagnosis and timely treatment, can develop acute myocardial infarction. The main clinical manifestations of the chest there is an indescribable discomfort, such as heavy object pressure, crush, tightening, apnea. Angina pectoris time is generally 1-5 minutes, rarely more than 20 minutes. Stinging, knife-like pain, lightning pain is generally not angina. However, the factors of angina in the elderly, the characteristics are generally not typical, varied, all kinds.