食管狭窄是引起吞咽困难的主要原因，传统外科治疗由于创伤大，病人难于接受或存在手术禁忌证失去手术机会。近年来，电化疗的引进和临床应用取得较好的效果。我们对２１例食管良恶性狭窄患者采用电化学治疗，现报告如下。临床资料本组２１例，男性１６例，女性５例；年龄４２ Esophageal stricture is the main cause of dysphagia, traditional surgical treatment due to trauma, difficult to accept the patient or the existence of surgical contraindications to lose the chance of surgery. In recent years, the introduction of electrochemotherapy and clinical application achieved good results. We have 21 cases of esophageal benign and malignant patients using electrochemical therapy, are as follows. Clinical data 21 cases in this group, 16 males and 5 females; age 42