Diagnostic performance of dynamic MR defecography in assessment of dyssynergic defecation.
Pimpapon ThanaracthanonKewalee SasiwimonphanAngkana SunthornramMukesh G HarisinghaniThitinan ChulroekPublished in: Abdominal radiology (New York) (2023)
MR defecography has high diagnostic performance in diagnosis of DD. Although M line and ARA at defecation are two significant findings on multivariate analysis, ARA change less than 1.5 degrees and prominent puborectalis muscle have good specificity in DD diagnosis.