人们越来越一致地认为幽门螺杆菌是不同程度活动性慢性胃炎的主要病因。伴有或不伴有活动的慢性胃炎其临床表现是不同的。对许多受感染者来说,幽门螺杆菌似乎是低毒的,仅引起轻至中度的郁闷感,多为慢性病程,几乎不产生炎症,如果有轻度的话,可有消化不良症状,可能主要是由于宿主免疫反应调节功能低下所致。最后人们提出这种感染在许多人中几乎是一种共栖现象。对那些在胃和十二指肠球部经常存在较重的炎症,且伴有轻到中度活动的患者,幽门螺杆菌感染可能是产生慢性消化不良症状的原因。但许多问题尚 People are more and more consistent that Helicobacter pylori is the main cause of active chronic gastritis to varying degrees. Chronic gastritis with or without activity has different clinical manifestations. Helicobacter pylori seems to be less toxic to many infected people, causing only mild to moderate depressive symptoms, mostly chronic, with little or no inflammation, mild to moderate dyspeptic symptoms, Mainly due to poor host immune response regulation. In the end, people have suggested that this infection is almost a cohabitation among many people. Helicobacter pylori infection may be the cause of chronic dyspepsia in those with severe inflammation often present in the stomach and duodenal bulb with mild to moderate activity. But many problems are still