肺癌是成年人最常见的肿瘤,平均发病年龄在不断上升。文献报告肺癌的治疗随年龄而异。为了探讨肺癌年龄和治疗方法的差异,作者调查了一个地区所有新发现的肺癌病人。 1990年1月开始对一个地区新发现的全部肺癌病人进行注册登记。无组织学证据的病人,由调查者之一复习胸片、放射性同位素和CT扫描。对年龄、性别、诊断日期、症状和体征,临床分期、胸片表现、检查结果、组织学类型,早期治疗和随访情况以及死亡日期进行 Lung cancer is the most common tumor in adults, and the average age of onset is increasing. The literature reports that the treatment of lung cancer varies with age. To investigate the differences in the age and treatment of lung cancer, the authors investigated all newly discovered lung cancer patients in an area. In January 1990, all newly diagnosed lung cancer patients in a region were registered. Patients with no histological evidence reviewed chest radiographs, radioisotopes, and CT scans by one of the investigators. Age, sex, date of diagnosis, symptoms and signs, clinical stage, chest radiographs, test results, histological type, early treatment and follow-up, and date of death