喉狭窄是指喉腔变窄使喉部的主要功能——通气和发声受到障碍或完全丧失的一种病理状态,常由瘢痕引起,也叫做“喉瘢痕性狭窄”。有时伴有颈段气管狭窄,尤其是声门下区瘢痕性狭窄者,常延及气管上段,称之为“喉气管狭窄”[1]。20世纪初期多为感染性疾病的后遗症,随着抗生素的发现 Stenosis of the larynx is the narrowing of the larynx so that the main function of the larynx - a pathological condition in which the ventilation and vocalization are obstructed or completely lost, often results from scarring, also known as “laryngeal cicatricial stenosis.” Sometimes accompanied by cervical tracheal stenosis, especially in the subglottic cicatricial stenosis, often delay and the upper trachea, called “laryngotracheal stenosis” [1]. Early twentieth Century mostly infectious sequelae, with the discovery of antibiotics