Methods:Twenty-four hour dynamic gastroesophageal double pH monitor and hepatobiliary scintigraphy were combined to observe the occurrence of DGR in 17 normal children and 20 patients following different treatment methods.

• 方法 :采用 2 4h胃食管双 p H动态检测结合持续性核素静脉注射肝胆闪烁显像技术 ,检测 2 0例不同术式的先天性胆总管囊肿术后病儿及 17名正常儿十二指肠胃返流 (duodenogastric reflux,DGR)出现情况。