Methods: Preproative pulmonary function of 20 lung cancer patients with COPD were evaluated then all the potients were given careful peri-operative management, prognosis of patients were studicd.

• 方法：对20名中度以上COPD肺癌患者进行静态肺功能评估，并行适当的围手术期处理，研究其对患者手术预后的影响。