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心力衰竭(HF)是各种心脏疾病导致心功能不全的一种综合征,绝大多数情况下是指心肌收缩力下降使心排血量不能满足机体的需要,器官、组织血液灌注不足,同时出现肺循环和(或)体循环淤血的表现。少数情况下心肌收缩力尚可使心排血量维持
Heart failure (HF) is a syndrome of heart failure caused by various heart diseases. In most cases, it refers to the decline of myocardial contractility so that the cardiac output can not meet the needs of the body, and organs and tissue are under-hypoperfusion. Meanwhile, Appeared pulmonary circulation and (or) systemic congestion performance. A few cases of myocardial contractility can still maintain cardiac output