患者,女,45岁。因咳嗽数日,有痰,无发热,于1999年2月15日上午来我院内科门诊就诊。根据检查诊断:右下肺炎,给予青霉素V钾片及止咳化痰药。患者于中午约12:30在家中服下青霉素V钾2片,约0.5h后,出现呼吸困难并进行性加重,伴意识丧失,被急送我院急诊科。查体:意识丧失,颜面,口唇重度青紫,无大动脉搏动,四肢凉,呼吸约5～6次/min,呈明显吸气性呼吸 Patient, female, 45 years old. Due to a few days cough, phlegm, no fever, in the morning of February 15, 1999 to our hospital out-patient clinic. According to check the diagnosis: lower right pneumonia, penicillin V potassium tablets and cough and phlegm medicine. Patients at about 12:30 at noon took penicillin V potassium 2, about 0.5h, breathing difficulties and progressive increase, with loss of consciousness, was sent to our emergency department. Physical examination: loss of consciousness, facial, severe bruising lips, no aortic pulse, cold limbs, breathing about 5 ~ 6 times / min, showed obvious inspiratory breath