Objective: To investigate the diagnostic value of Hp infection through enzyme immunoassay (EIA) by detecting Hp stool antigen (HpSA) in feces.

• 目的:探讨粪便中幽门螺杆菌(HP)特异性抗原(HpSA)酶免疫测定(EIA)法检测试验对Hp感染的诊断价值。