女性,45岁。因慢性喘息型支气管炎入内科治疗。体检:呼气性呼吸困难,口唇轻度紫绀,桶状胸,呼吸动度弱,叩诊双肺过清音,听诊双肺哮鸣音及干、湿性罗音,呼气延长,呼吸音减弱,肝界下移。入院后给予维生素 K_1 40mg 加入50%葡萄糖20毫升静注。开始推入4mg 时突然面色苍白,不省人事,继之全身紫绀,四肢抽 Female, 45 years old. Due to chronic asthmatic bronchitis into the medical treatment. Physical examination: exhaled breathlessness, mild cyanosis of the lips, barrel-shaped chest, weak breathing, percussion lungs clear voice, auscultation lung wheeze and dry and wet rales, prolonged expiration, decreased breath sounds, liver Community down. Admitted to vitamin K_1 40mg added 50% glucose 20 ml intravenous injection. 4mg suddenly began to push pale, unconscious, followed by the whole body cyanosis, extremities pumping