心原性休克是由广泛心肌病变,各种心律紊乱、急性心包积液、肺动脉栓塞、血液生化严重失常,以及终末期充血性心衰等因素引起的。主要病理生理变化是左心功能减退或舒张充盈不足,使心排血量减小,不能维持有效循环血量,以致休克。如能及时诊 Cardiogenic shock is caused by a wide range of myocardial lesions, a variety of cardiac rhythm disorders, acute pericardial effusion, pulmonary embolism, severe blood biochemical disorders, and end-stage congestive heart failure and other factors. The main pathophysiological changes are left ventricular dysfunction or inadequate diastolic filling, cardiac output decreased, can not maintain an effective circulating blood volume, resulting in shock. If timely diagnosis