幽门螺杆菌 (Hp)感染是人类较常见的感染之一。大量资料提示 Hp感染是慢性胃炎及消化性溃疡的相关因素 ,清除 Hp可明显降低胃十二指肠溃疡出血及复发率。 Hp感染与胃癌特别是与胃粘膜相关组织 (MALT)淋巴瘤之间关系越来越引起关注。近年有人提出 Hp感染对消化系统外疾病具有潜 Helicobacter pylori (Hp) infection is one of the more common human infections. A large number of data suggest that Hp infection is a chronic gastritis and peptic ulcer related factors, clear Hp can significantly reduce the bleeding of gastroduodenal ulcer and the recurrence rate. The relationship between Hp infection and gastric cancer, especially with gastric mucosa associated tissue (MALT) lymphoma, is attracting more and more attention. In recent years, it has been suggested that Hp infection has potential for diseases outside the digestive system