近年来青年人肺癌发病率逐年增加,但由于对肯年人支气管肺癌认识不足,确诊前常被误诊为结核、段性炎症、胸膜炎及纵膈良性肿瘤等。何明在等报告初诊时误诊率达81.2％。而青年人肺癌的生长与增 In recent years, the incidence of lung cancer among young people has increased year by year. However, due to lack of awareness of bronchial lung cancer in Ken, people often misdiagnosed as tuberculosis, segmental inflammation, pleurisy, and benign mediastinal tumor before diagnosis. He Ming misunderstood the rate of 81.2% at the time of the initial report. The growth and increase of lung cancer in young people