胸膜原发性孤立性纤维性肿瘤 ( SFT) ,术前确诊甚为困难 ,作者应用胸腔镜技术对此进行了研究。研究对象源自作者所在医院 1985年 1月～ 1998年 12月间收治的 632例胸部肿瘤病例 ,其中确诊为SFT 5例 ( 0 .8% ) ;男 1例 ,女 4例 ,年龄 35岁～ 81岁。影像学检查 ( X线片、CT、MRI) Primary pleural solitary fibrous tumor (SFT), preoperative diagnosis is very difficult, the authors applied thoracoscopic technique to study this. The subjects were from 632 cases of thoracic tumors admitted to our hospital from January 1985 to December 1998, of which 5 cases were diagnosed as SFT (0.8%). There were 1 males and 4 females, aged 35 ~ 81 years old. Imaging examination (X-ray, CT, MRI)