便秘患者常诉有餐后上腹部症状,给人印象是便秘伴有胃排空延迟。本研究旨在调查结肠内粪便滞留是否可导致胃排空延缓。材料和方法:12位健康男性志愿者分别随机接受各为4天的两项研究,一项维持正常排便,另一项有意识地抑制排便。每一受试者于每一试验的第一天摄入 Constipation patients often complain of postprandial symptoms of the upper abdomen, giving the impression that constipation is associated with delayed gastric emptying. The aim of this study was to investigate whether stool retention in the colon leads to delayed gastric emptying. MATERIALS AND METHODS: Twelve healthy male volunteers received two randomized, four-day studies, one for normal defecation and the other for conscious defecation. Each subject was taken on the first day of each experiment