一、术前放疗68例分析原发性肺癌的术前放射治疗问题,20余年来争论颇大。有的认为术前放疗能使肿瘤及肺门、纵隔的转移灶缩小,减少手术困难,使原先不能手术的病例转化为可以手术切除,并能减少手术中肿瘤局部种植和血道转移的机会,从而提高手术切除率和生存率。有的认为术前治疗对发展缓慢的肺尖癌和雀麦细胞癌有利。更多的则反 First, preoperative radiotherapy analysis of 68 patients with primary lung cancer preoperative radiation therapy issues, more than 20 years of considerable controversy. Some believe that preoperative radiotherapy can shrink tumors and metastases of the hilar and mediastinum, reduce surgical difficulties, turn previously inoperable cases into surgical resection, and reduce the chances of localized tumor implantation and blood transfusion during surgery. Improve surgical resection rate and survival rate. Some believe that preoperative treatment is beneficial for the development of slow lung cancer and brome cancer. More then anti