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老年人的主要脏器功能都有不等程度的减退,而且往往伴有多种慢性疾病,其中以冠心病的发病率较高。患有各种类型冠心病的患者,在需要施行选择或急症大、中型手术时,在手术应激状态下极易诱发心衰,心律失常以及其他各种并发症。其中由于心脏问题发生致死者为数不少。据国外统计高龄冠心病患者非心脏手术的死亡率为3.4％—22.3％,甚至更高。
The main organs of the elderly have varying degrees of functional decline, and often accompanied by a variety of chronic diseases, of which the higher the incidence of coronary heart disease. Patients with various types of coronary heart disease can easily induce heart failure, arrhythmia and various other complications under the conditions of surgical stress when they are required to perform a selection or emergency operation. Among them, a large number of fatalities occur due to heart problems. According to foreign statistics, non-cardiac surgery in elderly patients with coronary heart disease mortality was 3.4% -22.3%, or even higher.