患者男性,45岁。因“气喘反复发作16年,加重1月”入院。经体检及其它辅助检查,诊断为“支气管哮喘并感染”给予常规治疗,症状缓解。入院后第17天,患者擅自到口腔科门诊拔除龋齿,术后口服消炎痛25mg,服药后4小时,患者突然气喘发作,颜面青紫,极度呼吸困难,烦躁不安,随之神志不清。体检脉搏112次/分,呼吸36次/分,血压120/75mmHg,仅双上肺闻及少许哮鸣音。急查动脉血气分析示pH7.048,PaCO_2 70mmHg,PaO_240.5mmHg。即上高频喷射 Male patient, 45 years old. Because of “recurrent asthma 16 years, aggravating January ” admission. After physical examination and other auxiliary examinations, diagnosed as “bronchial asthma and infection ” given conventional treatment, the symptoms relieved. On the 17th day after admission, the patient took the caries out of the dentist’s office and took 25 mg of indomethacin orally. After taking the drug for 4 hours, the patient suddenly had asthma attacks, bruising, extreme breathlessness and restlessness accompanied by unconsciousness. Physical examination pulse 112 beats / min, breathing 36 beats / min, blood pressure 120 / 75mmHg, only double lung smear and a little wheeze. Acute arterial blood gas analysis showed pH7.048, PaCO_2 70mmHg, PaO_240.5mmHg. That is, high-frequency jet