1　病历简介女 ,33岁 ,以反复咳嗽 ,气短 ,胸闷 2 0年 ,加重 1周入院。患者有呼吸道反复感染史。此次因咳嗽 ,胸闷 ,气短 ,伴乏力入院。查体 :双侧胸廓不对称 ,左侧略小于右侧 ,左侧呼吸音弱 ,右肺正常 ,未闻及干湿性音。X线胸片显示吸气位相 :纵隔左移 ,左肺透亮度明显增强 1 medical records Female, 33 years old, with repeated cough, shortness of breath, chest tightness 20 years, increased 1 week admission. Patients have a history of respiratory infections. The cough, chest tightness, shortness of breath, with fatigue and admission. Physical examination: bilateral thorax asymmetry, left slightly less than the right side of the left breath sounds weak, the right lung is normal, no smell and dry wet sound. X-ray showed inspiratory phase: left mediastinum, left lung significantly increased brightness