To explore the significance of the expression of inflammation cell in the laryngeal stricture scar by the study of the pathological features of laryngeal stenosis scar.
通过喉狭窄瘢痕组织的病理学研究，了解炎症细胞在狭窄瘢痕组织表达及意义。
2
Objective To explore the procedures of repair and reconstruction of the esophageal stricture, stenosis, fistula and defects, their indications, key points of operation and prevention of complications.