In conclusion, the single postoperative anastomosis stricture, membrane type and the medical history of less 3 months is the best operative medication with esophageal dilatation.

• 初步研究结果提示，食管癌术后单纯吻合口狭窄、膜状型，病史不超过3个月者，是食管扩张术的最佳适应证。