Objective To evaluate the treatment of malignant esophageal strictures and esophageal fistulae by tectorial internal stents (TIS).

• 目的探讨应用被覆食管内支架治疗晚期食管癌狭窄梗阻及合并食管气管(支气管)瘘及纵隔瘘的价值。