1　病历简介男 ,78岁。因反复性咯血 2月余 ,伴咳嗽、咳白色粘痰、胸闷、消瘦于 1999年 8月 12日入院。体检 :浅表淋巴结不大 ,左肺呼吸音低 ,左肺下部呼吸音消失 ,叩诊实音。实验室检查 :血、尿、便常规正常 ,血沉 95 mm/h,3次痰检抗酸杆菌 (- )、异常细胞 (- )。胸水检测为草 1 medical records male, 78 years old. Due to recurrent hemoptysis more than 2 months, with cough, cough and white phlegm, chest tightness, weight loss in August 12, 1999 admitted. Physical examination: superficial lymph nodes is not large, low left lung breath sounds, left lower respiratory sounds disappear, percussion real sound. Laboratory tests: blood, urine, they are routinely normal, erythrocyte sedimentation rate 95 mm / h, 3 sputum acid-fast bacilli (-), abnormal cells (-). Pleural effusion detected as grass