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泵衰竭是指大面积急性心肌梗塞或大片心肌急性炎症坏死等心肌病变所致的心脏泵血功能的急剧下降及由此而致的一系列临床表现。急性泵衰竭时,由于左室排血量急剧下降,因此可出现动脉血压下降,组织灌注不足,左室舒张末压升高,最终导致体克、肺水肿,临床主要表现为心源性休克或急性左心衰竭。泵衰竭分为五级Ⅰ级:虽有心排血量下降,但仍接近正常,心
Pump failure refers to a large area of acute myocardial infarction or large myocardial infarction and other myocardial lesions caused by acute cardiac pump decline in blood function and the resulting series of clinical manifestations. Acute pump failure, due to a drastic drop in left ventricular ejection volume, there may be decreased arterial pressure, tissue perfusion, left ventricular end diastolic pressure, eventually leading to body grams, pulmonary edema, the main clinical manifestations of cardiogenic shock or Acute left heart failure. Pump failure is divided into five levels Ⅰ: although cardiac output decreased, but still close to normal, heart