自１９９０年至１９９３年共收治经手术及病理证实的肺癌肉瘤３例，占我院同期肺癌的０８％。３例术前分别行１至３次纤支镜检查，均未能明确诊断，兹报告如下。１临床资料例１男，５８岁。因咳嗽痰中带血１４个月入院。胸片示右下肺外缘边界清晰的致密影，痰细胞学检查... From 1990 to 1993, 3 cases of lung cancer sarcoma confirmed by surgery and pathology were admitted, accounting for 0.8% of lung cancer in our hospital during the same period. Three patients underwent bronchoscopy 1 to 3 times before surgery and all of them failed to confirm the diagnosis. The report is as follows. 1 Clinical data Example 1 Male, 58 years old. Blood was admitted to the hospital for 14 months due to cough. The chest radiograph shows a clear, dense shadow of the border of the right lower lung, and a sputum cytology test.