排粪造影是在生理状态下观察肛管直肠的活动情况,从而发现功能性病变。这类疾病的主要临床症状是排便困难。指肛、直肠镜、钡盐灌肠多为正常。60年代国外即有研究。本文收集40例正常人及65例排便异常,试图研究排便造影的X线表现及临床应用价值。 Defecography is observed in the physiological state of the anal canal activity, which found that functional lesions. The main clinical symptom of such diseases is defecation. Refers to the anus, colonoscopy, barium enema and more for normal. In the 1960s there was research abroad. This article collected 40 cases of normal and 65 cases of defecation abnormalities in an attempt to study the stool of the X-ray findings and clinical value.