The dysphagia symptoms remitted in all of the 38 patients and without complication of perforation, haematemesis and melena.

• 38例患者治疗后吞咽困难症状都得到缓解,未发生穿孔、呕血或黑便等并发症。随访时间为6个月。3个月时症状缓解率为94。