患者女,21岁,未婚。因咳嗽、咳痰1个月,加重伴呼吸困难4d来我科门诊诊治。当时患者神志清楚,声音嘶哑,阵发性刺激咳嗽,咳嗽时伴典型吸气性呼吸困难,喉鸣音,轻度紫绀,故我科门诊以“喉梗阻”收入院。入院检查:体温36.8℃,脉搏90次/min,呼吸22次/min,血压120/80mm Hg。安静时无明 Patient female, 21 years old, unmarried. Due to cough, sputum for 1 month, aggravated with dyspnea 4d to our clinic treatment. At that time, patients with conscious, hoarse voice, paroxysmal irritation cough, cough with typical aspiration dyspnea, laryngeal sounds, mild cyanosis, so my clinic to “laryngeal obstruction” income hospital. Admission examination: body temperature 36.8 ℃, pulse 90 beats / min, breathing 22 times / min, blood pressure 120 / 80mm Hg. No time when quiet