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Updated: Jun 5, 2026

Quantification of Levator Ani Hiatus Enlargement by Magnetic Resonance Imaging in Males and Females with Pelvic Organ Prolapse
Published on: April 17, 2019
Functional imaging of the pelvic floor.
Dean D T Maglinte1, Clive I Bartram, Douglass A Hale
1Department of Radiology, Indiana University School of Medicine, Indiana University Hospital, 550 N University Blvd, UH0279, Indianapolis, IN 46202-5253, USA. dmaglint@iupui.edu
Dynamic cystocolpoproctography (DCP) is a valuable tool for diagnosing pelvic floor dysfunction, including defecatory disorders and prolapse. This functional imaging technique offers high accuracy and cost-effectiveness, aiding clinical management decisions.
Area of Science:
- Pelvic floor imaging
- Functional radiography
- Gastroenterology and Gynecology
Background:
- Anorectal and pelvic floor dysfunction present clinical challenges.
- Dynamic cystocolpoproctography (DCP) has evolved to assess global pelvic floor function.
- DCP is a useful diagnostic tool for defecatory disorders and pelvic organ prolapse.
Purpose of the Study:
- To describe the technique, diagnostic criteria, limitations, and clinical utility of Dynamic Cystocolpoproctography (DCP).
- To highlight DCP's role in evaluating anorectal and pelvic floor dysfunction.
- To emphasize the necessity of global pelvic floor assessment.
Main Methods:
- Functional radiography under maximum stress to the pelvic floor.
- Assessment of levator ani relaxation and rectal emptying for defecatory disorders.
- Quantification of female pelvic organ prolapse.
Main Results:
- DCP demonstrates high observer accuracy and diagnostic yield.
- It provides quantitative data on pelvic organ prolapse, often superior to physical examination.
- Functional radiography reveals limitations of physical examination in assessing pelvic floor disorders.
Conclusions:
- DCP is a practical and cost-effective method for evaluating pelvic floor dysfunction.
- It aids in altering management decisions between surgical and medical interventions.
- Global pelvic floor assessment using DCP is crucial as disorders rarely occur in isolation.
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