功能性消化不良(functional olyspepsia,FD)是临床上常见的一种功能性胃肠病,有文献报道,在消化科门诊就诊的患者中约17%~70%为FD,其临床表现主要为上腹部隐痛、进食后腹胀、暖气、恶心、早饱、呕吐等[1]。其发病机制尚不十分明确,有研究显示,胃电异常在FD患者中有较高的发生率 Functional olyspepsia (FD) is a common functional gastrointestinal disease in the clinic. It has been reported in the literature that about 17% -70% of patients in the gastroenterology outpatient department are FD, and its clinical manifestations are mainly upper Abdominal pain, abdominal distension after eating, heating, nausea, early full, vomiting [1]. The pathogenesis is not yet clear, some studies have shown that abnormal gastric antrum in FD patients have a higher incidence