Helicobacter pylor can cause chronic gastritis and peptic ulcer.It is one of the risk factors of gastric cancer.There is correlation between Hp infection and other associated diseases.

• 幽门螺杆菌感染是慢性胃炎、消化性溃疡的主要病因,是胃癌的危险因子,也与胃外许多疾病有关。