Dynamic magnetic resonance defecography in the diagnosis of combined pelvic floor disorders in proctology.

Paetzel, Christian and Strotzer, M. and Fuerst, A. and Rentsch, M. and Lenhart, M. and Feuerbach, S. (2001) Dynamic magnetic resonance defecography in the diagnosis of combined pelvic floor disorders in proctology. ROFO-FORTSCHRITTE AUF DEM GEBIET DER RONTGENSTRAHLEN UND DER BILDGEBENDEN VERFAHREN, 173 (5). pp. 410-415. ISSN 1438-9029

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Abstract

Purpose: Evaluation of magnetic resonance defecography in the diagnosis of pelvic floor disorders were examined prospectively. MRI was performed on a 1.5 T scanner. The rectum was opacified with 200 ml of ultrasound transmission gel. A sagittal single section T2-weighted gradient echo sequence with a temporal resolution of 1.1 second was performed. Changes of the anorectal angle and the position of the pelvic organs in relation to the pubococcygeal line were registered at rest, during straining, and during evacuation of the rectum. Results: Patients with obstructed defecation (n=15) showed prolapse of the rectal mucosa (n=5), anterior rectocele (n=8), pelvic floor descent (n=5), enterocele (n=2), and anorectal dyscoordination (n=3). Individuals with stool incontinence (n=15) had an anterior rectocele (n=10), pelvic floor descent (n=71), enterocele (n=2), prolapse of rectal mucosa (n=1), and a puborectal insufficiency (n=1). Urine incontinence was associated with cystocele (n=10) or normal findings (n=4). In patients with unspecific symptoms (n=6), anorectal dyscoordination (n=4) and prolapse of the rectal mucosa (n=2) were found. MRI was superior for the detection of enteroceles, cystoceles and pelvic floor descent compared with clinical investigation. Conclusion: Dynamic MR imaging supplies complex information in anorectal disease and thus improves proctoscopy.

Item Type: Article
Uncontrolled Keywords: DESCENT; DEFECATION; defecography; magnetic resonance imaging; pelvic floor; enterocele
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Chirurgie
Medicine > Lehrstuhl für Röntgendiagnostik
Depositing User: Dr. Gernot Deinzer
Date Deposited: 01 Feb 2022 09:03
Last Modified: 01 Feb 2022 09:03
URI: https://pred.uni-regensburg.de/id/eprint/41482

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