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目的探讨功能性消化不良(FD)患者的胃排空功能变化及其与FD主要症状的关系。方法双核素标记试餐SPECT检测胃排空功能,并对22例患者的症状进行分级评估。结果 FD患者液体胃排空和胃内分布模式与对照组相似;固体的排空模式与对照组不同,表现为先快速后缓慢的排空,12例不存在延迟相(P<0.05)。固体半排空时间延长者11例,液体半排空时间延长者2例,两者均延长者2例。摄食60min后远端胃内固体容量大于对照组。但这些排空和分布改变与FD之主要症状均无显著相关性。结论 FD患者以固体食物排空异常为主,胃排空和/或胃内分布异常不能完全解释FD,这种食物胃内行为变化与症状无明显关系。
Objective To investigate the changes of gastric emptying function in patients with functional dyspepsia (FD) and its relationship with the main symptoms of FD. Methods Double nuclide labeling test SPECT gastric emptying function, and the symptoms of 22 patients were graded. Results The gastric emptying and gastric intragastric pattern in FD patients were similar to those in the control group. The emptying pattern of the solid was different from that of the control group. The emptying mode was rapid and then evacuated slowly. There was no delayed phase in 12 cases (P <0.05). Eleven patients had a solid half-emptying time extension, two patients had a prolonged liquid half-emptying time, and two patients were both prolonged. After 60min ingestion, the volume of distal gastric solid was larger than that of the control group. However, these changes in emptying and distribution were not significantly associated with the main symptoms of FD. Conclusion FD patients with abnormal emptying of solid food-based, gastric emptying and / or abnormal distribution of the stomach can not fully explain the FD, this food changes in the stomach behavior and symptoms have no obvious relationship.