中心气道是指气管、隆突、左右主支气管及中间段支气管。中心气道本身病变阻塞管腔或管外压迫可导致中心气道狭窄或阻塞,出现严重的呼吸困难,甚至窒息死亡。李龙芸[1]报道中心气道狭窄的原因是很多的,常见的原因有气管-支气管的原发或转移性恶性肿瘤、各种气道良性肿瘤、炎性肉 Central airway is the trachea, carina, about the main bronchus and the middle section of the bronchus. The central airway itself lesions obstruction lumen or tube pressure can lead to narrow or obstruction of the central airway, severe respiratory difficulties, or even suffocation. Li Longyun [1] reported the central airway stenosis is a lot of reasons, common causes of tracheobronchial primary or metastatic malignancies, a variety of airway benign tumors, inflammatory meat