作者对46例应用呼气末正压(PEEP)机械通气患者循环系统不良反应及优化治疗对策进行分析,现总结如下。1临床资料本组46例中男39例,女7例,年龄(65.2±11.8)岁,均为重症监护病房患者。机械通气前均经临床及血气分析,确诊为呼吸衰竭。原发病为慢性阻塞性肺疾病(COPD)34例,支气管哮? The authors analyzed 46 patients with positive end-expiratory pressure (PEEP) mechanical ventilation patients with circulatory system adverse reactions and optimal treatment strategies are summarized as follows. 1 Clinical data The group of 46 patients, 39 males and 7 females, aged (65.2 ± 11.8) years of age, are patients with intensive care unit. Before mechanical ventilation were clinical and blood gas analysis, diagnosed as respiratory failure. The primary disease was chronic obstructive pulmonary disease (COPD) in 34 cases, bronchial asthma