本文报告经病理和(或)细胞学确诊的支气管肺癌110例.对主要临床表现、既往病史、吸烟史、误诊情况、X线表现、转移情况及确诊方法均作了介绍,并对肺癌与肺结核的关系、吸烟与肺癌的关系、病理类型与转移的关系及如何提高诊断率等问题进行了讨论和分析. This article reports 110 cases of bronchial lung cancer diagnosed by pathology and/or cytology. The main clinical manifestations, past medical history, smoking history, misdiagnosis, X-ray findings, metastases, and diagnostic methods are described. Lung cancer and tuberculosis are also described. The relationship, the relationship between smoking and lung cancer, the relationship between pathological types and metastases, and how to improve the diagnosis rate were discussed and analyzed.