无创面罩正压通气治疗急性重度左心衰竭

目的探讨双水平式呼吸道正压无创呼吸机面罩正压通气配合抗心力衰竭药治疗急性重度左心力衰竭的临床意义。方法急性重度左心衰竭45例，在常规药物治疗的基础上，随机分成两组，分别应用双水平式呼吸道正压无创呼吸机和有创呼吸机治疗，比较治疗前后血压、心率、动脉血气变化、临床症状和转归。结果双水平式呼吸道正压无创呼吸机组较有创呼吸机组的临床症状、出院转归及相关指标差异无统计学意义（P〉0．05）。结论及早使用双水平式呼吸道正压通气结合抗心力衰竭药治疗急性重度左心衰竭对心功能改善有明显疗效。能及时有效地改善病人症状及低氧血症，缩短急性左心衰竭病程，促进康复．减少并发症。

Treatment of bi-level positive airway pressure in acute left cardiac dysfunction

Objectives To investigate the effects of bi-level positive airway ventilation and regular medication on acute left cardiac dysfunction (ALCD) in elderly patients. Methods Forty-five ALCD patients were treated by bi-level positive airway pressure(BiPAP)and mechanical ventilation. The changes of heart rate,arterial pressure, arterial blood gas partial pressures as well as clinical symptoms were recorded and compared before and after treatment. Results The patients treated by BiPAP were improved as evidently a...