患儿,女,2个月,因咳喘一周,阵发性烦燥不安,呼吸困难,尤以夜间晨起较重,伴有喉鸣。在当地用庆大霉素及氨茶碱治疗4天无效而入院。查体:神志清,烦燥不安,方颅,发稀,面包苍白,口唇发绀,R60,吸气三凹征阳性,郝氏沟阳性,双肺散在哮鸣音,心率140,肝脏不肿大。神经系统未见阳性体征。WBC 6.2×10~9/L,X线诊断为毛细支气管炎。入院后 Children, women, 2 months, due to cough and asthma for one week, paroxysmal irritability, dyspnea, especially heavier at night, accompanied by throat. In the local treatment with gentamicin and aminophylline 4 days invalid and admitted. Physical examination: conscious, irritable, square skull, hair thin, pale bread, lips cyanosis, R60, inhalation three concave sign positive, Hao ditch positive, lung scattered wheeze, heart rate 140, liver enlargement . No positive signs of nervous system. WBC 6.2 × 10 ~ 9 / L, X-ray diagnosis of bronchiolitis. After admission