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肥厚型心肌病忠者常猝死而尚无可靠的预测因素,考虑与心律失常有关。本文研究本病心律失常的类型和发生率与运动的关系,以及β-阻滞剂的疗效。方法经临床、造影证实的30例(男17、女13,年龄21～71岁),在用β阻滞剂(剂量相当于心得安60～800(280)mg/天]前后作48小时心电图监测及平板运动试验。在研究前3年之内都做过右心导管及左室造影,4例疑伴有冠心病,冠状动脉造影未见明显病变。
Hypertrophic cardiomyopathy lover often sudden death and no reliable predictors, consider the arrhythmia. This article studies the type of arrhythmia and incidence of this disease and the relationship between exercise, and the efficacy of β-blockers. Methods Thirty patients (17 males, 13 females, aged 21-71) confirmed by clinical and angiography were treated with beta blockers (dose equivalent to 60 ~ 800 (280) mg / day) before and after 48 hours electrocardiogram Monitoring and treadmill exercise tests. Right heart catheterization and left ventricular angiography were performed within the first 3 years of the study. 4 cases were suspected of having coronary heart disease and no obvious coronary angiography was found.