Objective:Two different dynamic methods was used to monitor the characteristics of duodenogastric reflux (DGR)in postoperative patients with congenital choledochal cyst.

• 目的 :利用不同的二种动态检测方法研究不同术式的先天性胆总管囊肿术后病儿十二指肠胃返流的特点。