大量的研究成果表明，幽门螺杆菌（Helicobacterpylori，Hp）感染与胃炎、消化性溃疡乃至胃癌等上消化道疾病的关系非常密切。HP感染已成为世界性问题。不同国家地区，不同人群种族都可感染HP，感染率（检出率）在30％～90％之间”’。目前，精神疾病的发生有不断增加趋势，精? A large number of research results show that Helicobacter pylori (Hp) infection and gastritis, peptic ulcer gastric cancer and other upper gastrointestinal diseases are closely related. HP infection has become a worldwide problem. In different countries and regions, different ethnic groups may be infected with HP, and the infection rate (detection rate) is between 30% and 90%. "At present, the incidence of mental illness is on the rise.