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特发性扩张型心肌病的传统疗法是使用利尿剂、正性肌力药物和血管扩张剂。尽管血管扩张剂和正性肌力药物有新的发展,但其预后并无改善。1975年瑞典 Waagstein等报道,应用一种与传统疗法不同的β-阻滞剂治疗扩张型心肌病取得了显著而持久的临床效果。支持性证据
Traditional therapies for idiopathic dilated cardiomyopathy include the use of diuretics, inotropes, and vasodilators. Despite new developments in vasodilators and inotropes, their prognosis has not improved. In 1975, Sweden Waagstein et al reported that the application of a traditional therapy different β-blockers in the treatment of dilated cardiomyopathy has achieved significant and lasting clinical results. Supporting evidence