肺癌为呼吸内科常见疾病,中老年居多,典型的肺癌不难诊断,但肺癌的早期诊断由于临床表现不典型,极易造成误诊。现将我们碰到的误诊1例分析如下,以期从中引起重视和认识减少误诊。1病历摘要男,79岁。既往有慢支、肺气肿病史,3 a来经常出现上呼吸道感染,咳嗽、咳痰、间歇低热、乏 Lung cancer is a common respiratory disease, middle-aged and elderly, typical of lung cancer is not difficult to diagnose, but the early diagnosis of lung cancer due to clinical manifestations is not typical, can easily lead to misdiagnosis. Now we encountered a misdiagnosis as follows, in order to arouse attention and awareness to reduce misdiagnosis. 1 medical record male, 79 years old. Past history of chronic bronchitis, emphysema, 3 a frequent upper respiratory tract infection, cough, sputum, intermittent fever, lack of