许多研究资料表明 ,幽门螺杆菌 (Hp)与慢性胃炎、消化性溃疡密切相关。根治Hp感染能明显降低消化性溃疡病的复发率。最近又有报道 ,大部分成人Hp感染患者其Hp感染主要在儿童期获得[1,2 ] 。所以探讨儿童人群Hp的感染 ,Hp感染与胃、十二指肠疾病之间的关系 ,已成为儿科消化医师 Many studies have shown that Helicobacter pylori (Hp) and chronic gastritis, peptic ulcer are closely related. Hp infection can significantly reduce the recurrence rate of peptic ulcer disease. Recently, it has also been reported that most Hp infections in adult patients are mainly acquired in childhood [1,2]. So to explore the child population Hp infection, Hp infection and stomach, duodenal disease has become the relationship between pediatric digestive physicians