喉、气管瘢痕性狭窄的治疗在耳鼻咽喉头颈外科工作中经常遇到,虽然方法不断改进,仍有部分患者需长期甚至终身带管,并丧失部分发音功能,瘢痕复发是治疗失败的主要原因,我们应深入了解瘢痕的特点和形成机制。 Although laryngeal and tracheal scar stenosis are often encountered in the treatment of otolaryngology and head and neck surgery, some patients still need long-term or even lifelong management with partial loss of phonological function although the methods are continuously improved. Scarring recurrence is the main reason for treatment failure, We should thoroughly understand the characteristics and formation mechanism of scar.