功能性消化不良(funtionaldyspepsia,FD)是消化科最常见的疾病之一,我国广州的一项调查报道其发病率为23·5%[1]。FD的发病机制十分复杂,已知的一些因素包括胃肠动力障碍、内脏感觉异常、胃酸分泌异常、精神心理因素异常、植物神经功能紊乱、胃肠激素分泌异常等。而随着近年来? Functional dyspepsia (FD) is one of the most common diseases in the gastrointestinal tract. A survey in Guangzhou, China, reported a prevalence of 23.5% [1]. The pathogenesis of FD is very complicated. Some known factors include gastrointestinal motility disorders, visceral abnormalities, abnormal gastric acid secretion, abnormal mental and psychiatric factors, autonomic dysfunction and abnormal secretion of gastrointestinal hormones. With the recent years?