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心肌梗塞,在中年以上的男性中发病率最高。但近年来40岁以下青年人心肌梗塞报告,愈来愈多。其中有一定数量的病例为非动脉硬化性病变所造成,于是更加引起大家的注意,开展了多方面的研究和调查。1972年Simonso等报告青年人心肌梗塞的发病率占全部心肌梗塞人数的2.7～20％。Romanov统计苏联和西方文献15666例心肌梗塞的病例,40岁以下为4.95％,而30岁以下仅为0.42％。在儿童更为少见,苏联作者曾报告2例,分别为4岁男孩和4 1/2岁的女孩,2例均为法鲁氏四联症的患者,后经病理证实,发现多发的灶性心肌坏死和硬化,而冠状动脉是正常的。
Myocardial infarction, the highest incidence among middle-aged men. However, in recent years, young people under the age of 40 reported myocardial infarction, more and more. A certain number of cases were caused by non-arteriosclerotic lesions, thus attracting more attention and carrying out various studies and investigations. In 1972 Simonso et al reported that the incidence of myocardial infarction in young people accounted for 2.7 to 20% of the total number of myocardial infarction. According to Romanov’s statistics, there were 15 666 cases of myocardial infarction in the Soviet Union and Western literature, 4.95% under 40 and only 0.42% under 30 years of age. More rare in children, the Soviet Union authors have reported two cases, respectively, 4-year-old boy and 4 1½-year-old girl, 2 patients are patients with Farouq tetralogy of Fallot confirmed pathology and found that multiple focal Myocardial necrosis and sclerosis, while coronary arteries are normal.