女婴，10天，因气促1天入院。患儿系G1P1，孕40周顺产，无窒息史。父母非近亲婚配，母孕2周左右因肠炎服氟哌酸7天，无其它病史及X线、有害毒物接触史。体查：R124次／分，体重3．2kg，足月儿外貌，反应差，皮肤中度黄染，口周发组，气管左移，胸廓隆起，双侧不对称，右侧高于 Baby girl, 10 days, 1 day admission for breathlessness. Children with G1P1, 40 weeks gestation, no history of asphyxia. Parents of non-relatives of marriage, mothers pregnant about 2 weeks due to enteritis serving norfloxacin 7 days, no other history and X-ray exposure of harmful toxins. Physical examination: R124 times / min, body weight 3.2kg, full-term children appearance, poor response, moderate yellowish skin, perioral hair group, left trachea, thoracic uplift, bilateral asymmetry,