原发性气管癌发病率低 ,起病隐匿 ,临床症状无特异性 ,预后差 ,且临床误诊率高。我院 1994～ 1997年共发现 5例 ,均有误诊 ,现报告如下。本组 5例 ,男 2例 ,女 3例 ,年龄 4 0～ 80岁 ,平均 55.2岁。有慢性支气管炎史 2例 ,3例既往体健。 5例均有刺激性咳嗽 ,痰中带血 3例 ,吸气 The incidence of primary trachea cancer is low, the onset is hidden, the clinical symptoms are not specific, the prognosis is poor, and the rate of clinical misdiagnosis is high. In our hospital from 1994 to 1997, a total of 5 cases were found and all were misdiagnosed. The report is as follows. The group of 5 patients, 2 males and 3 females, aged 40 to 80 years old, average 55.2 years old. There were 2 cases of chronic bronchitis and 3 cases of previous physical health. All 5 cases had irritating cough, bloody sputum in 3 cases, inhalation