1　病例介绍患者 ,男 ,4 5岁 ,2 0 0 0年 10月 5日因误吸硫酸二甲酯气体 ,当即出现剧烈咳嗽、胸闷、头痛、咽痛伴声音嘶哑。X线片见双肺纹理增多。给予肌苷、能量、青霉素及地塞米松等药物治疗 ,咽痛、气短有所好转。复诊时咳嗽不止 ,完全失声 ,头部胀痛 ,睡眠差。于 2 0 0 0年 1 Case Description Patients, male, 45 years old, October 5, 2000 due to aspiration of dimethyl sulfate gas, immediately severe cough, chest tightness, headache, sore throat accompanied by noise. X-ray film to see double lungs increased. Given inosine, energy, penicillin and dexamethasone and other drug treatment, sore throat, shortness of breath has improved. When the referral cough more than completely lost speech, head pain, poor sleep. In 2000