肺癌为呼吸道常见肿瘤，与其它呼吸道疾病在临床症状和X线上有许多相似之处，易造成误诊。我院1990～1996年12月仅肺内、胸外科收治的经细胞学、手术病理学确诊为肺癌123例，其中88例在确诊之前曾在各级医院误诊为肺结核、肺炎、慢性支气管炎等。现对88例肺癌误诊原因进行分析 Lung cancer is a common tumor of the respiratory tract, and has many similarities with other respiratory diseases in clinical symptoms and X-rays, which can easily lead to misdiagnosis. In our hospital from December 1990 to December 1996, only 123 cases of lung cancer were diagnosed by cytology and surgical pathology in lung and thoracic surgery. Of these, 88 cases were misdiagnosed as tuberculosis, pneumonia, chronic bronchitis, etc. at various hospitals before diagnosis. . 88 cases of misdiagnosis of lung cancer are analyzed