患者 ,男性 ,5 2岁 ,工人。 1997年 4月初出现胸闷、气短伴午后低热 ,在某医院诊断为结核性胸膜炎 ,经 2次抽胸水(共 75 0 0ｍｌ)及抗炎抗结核 (ＨＲ)治疗 ,未见好转。 1997年 9月 10日转来结防所 ,患者否认结核病史及接触史 ,无石棉接触史 ,吸烟 33年 ,2 0支 /日 ,体检 :Ｔ36 Patient, male, 5 2 years old, worker. At the beginning of April 1997, chest tightness, shortness of breath and afternoon fever were diagnosed as tuberculous pleurisy in a hospital. After 2 times of pleural effusion (750 ml) and anti-inflammatory and anti-tuberculosis (HR) treatment, no improvement was seen. On September 10, 1997, the patient was transferred to a defense clinic. The patient denied history of tuberculosis and contact history, no history of exposure to asbestos, smoking for 33 years, and 20 tablets/day. Physical examination: T36