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目的探讨不剂量的倍他乐克对于扩张型心肌病心力衰竭的治疗效果。方法随访100例扩张型心肌病心力衰竭患者,NYHA心功能Ⅱ-Ⅳ,分为小剂量组和大剂量组。观察两组患者心功能、左室大小及预后的变化。结果平均随访一年,大剂量组患者心功能、左室大小及预后明显优于小剂量组。结论大剂量倍他乐克可以显著改善扩张型心肌病心力衰竭患者的预后。
Objective To investigate the therapeutic effect of no-dose metoprolol on heart failure with dilated cardiomyopathy. Methods One hundred patients with heart failure of dilated cardiomyopathy were followed up with NYHA cardiac function Ⅱ-Ⅳ, which were divided into low-dose group and high-dose group. The changes of cardiac function, left ventricular size and prognosis in the two groups were observed. Results The average follow-up of one year, high-dose group of patients with cardiac function, left ventricular size and prognosis was significantly better than the low-dose group. Conclusion High-dose Betaloc can significantly improve the prognosis of patients with heart failure due to dilated cardiomyopathy.