允许性高碳酸血症(PHC)是近年来应用呼吸机的热门话题,可减少肺损伤,被较多地应用于呼吸科的危重病人中。本院将PHC技术用于肺功能差的自主呼吸术后病人,取得了良好效果,现报告如下。患者,男,发现左肺肿块2 1d于2 0 0 2 -0 1-2 8入院。患者于2 0 0 2 -0 1-0 3受凉后出现畏寒、 Permissive hypercapnia (PHC) is a hot topic in the application of ventilator in recent years, which can reduce lung injury and is widely used in critically ill patients in respiratory department. The hospital PHC technology for poor lung function after spontaneous breathing patients, and achieved good results, are as follows. The patient, male, was found on the left lung mass 21d at admission of 2 0 0 2 -0 1-2 8. Patients chills after 2 0 0 2 -0 1-0 3 chills,