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在4800例冠状动脉造影中,作者发现25例按其临床症状、心电图演变和酶的改变可确诊为心肌梗塞,而冠状动脉造影通过多次读片均正常。25例中男20例,女5例,年龄23～57岁,平均36.9岁。流行病学调查显示主要的易患因素是吸烟(每天20～30支),其次为血尿酸增高和脂肪代谢紊乱,26％的病例有遗传因素。在5例女性中,1例系在妊娠时发生心肌梗塞,1例正在服用含有雌激素及黄
In 4800 cases of coronary angiography, the authors found 25 cases of myocardial infarction according to their clinical symptoms, ECG changes and changes in the enzyme can be diagnosed, and coronary angiography through multiple readings were normal. 25 cases of 20 males and 5 females, aged 23 to 57 years, mean 36.9 years. Epidemiological survey showed that the main predisposing factor is smoking (20 to 30 per day), followed by increased serum uric acid and fat metabolism disorder, 26% of cases have genetic factors. In 5 women, 1 was myocardial infarction during pregnancy and 1 was taking estrogen and yellow