Chronic gastritis patients were received anti-Hp therapy and then divided into 2 ( A and B) groups. A group was treated by supergingival subgingival curettage, and received oral health education while B group was compared. 慢性胃炎组随机分成A、B两组后接受抗Hp治疗,A组同时进行口腔治疗与口腔教育,B组为对照,3月后观察抗Hp治疗的疗效,比较两组的差别。