方法：对100例便秘患者作结肠运输试验及排粪造影。
Methods: 100 cases with constipation were studied in colonic transit test and defecography.
材料与方法：对100例便秘患者作结肠运输试验及排粪造影。
Materials and Methods: 100 cases with constipation were studied with colonic transit test and defecography.
目的：探讨结肠运输试验在慢性功能性便秘诊断及分型中的价值。
Objective: To study the value of colonic transit study in diagnosis and classfication of chronic functional constipation.
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