大多数充血性心力衰竭(心衰)病人对传统疗法(包括洋地黄及利尿剂)反应良好,但比较顽固的心衰,特别是由进展性心肌病引起、又不宜手术治疗者则不甚满意。近年来,对这些原因引起的急性及慢性泵功用不良的病人,内科治疗最重要的进展是应用血管扩张剂来减轻过高的左室后负荷,从而使心排量增加,肺充血减轻,消除临床症 Most patients with congestive heart failure (CHF) respond well to traditional therapies, including digitalis and diuretics, but are more unsatisfied with more stubborn heart failure, especially those caused by progressive cardiomyopathy, and not suitable for surgery . In recent years, for these reasons caused by acute and chronic poor pump patients, the most important medical treatment progress is the use of vasodilators to reduce excessive left ventricular afterload, so that increased cardiac output, pulmonary congestion alleviate and eliminate Clinical symptoms