中老年由于病理生理原因,急性心肌梗塞的误、漏诊率相当高,其常见原因有以下几种。 症状隐匿 典型的急性心肌梗塞症状为持续的胸骨后(中上段)疼痛,俗称心前疼,疼痛性质为针刺痛、压榨痛、撕裂痛或揪心样疼。病人常呻吟不止,大汗淋漓或辗转不安,并有窒息感或濒死感,用一般扩冠药、止痛剂无效。疼痛时有时向下颌、颈、背和上肢内侧以及小指外放射,同时还会出现心动过速或过缓、心律不整;重者发生急性心衰乃至循环衰竭,甚致 Middle-aged due to pathophysiology, acute myocardial infarction errors, a very high rate of misdiagnosis, the common causes are the following. Symptoms of occlusion Typical symptoms of acute myocardial infarction are persistent post-supracrustal (upper-middle) pain, commonly referred to as pre-cardiac pain, and painful acupuncture, pressure pain, tearing or wringing. Patients often groan, sweating or tumbled, and have a sense of suffocation or sense of death, with the general crown medicine, analgesics invalid. Sometimes the pain to the lower jaw, neck, back and upper extremities and the little finger outside the radiation, but also there will be tachycardia or bradycardia, arrhythmia; severe cases of acute heart failure and even circulatory failure, even