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MR Defecating Proctography with Emphasis on Posterior Compartment Disorders
Jonathan W Revels1, Bahar Mansoori1, Shaimaa Fadl1
1From the Department of Radiology, New York University-Langone Health, 560 1st Avenue, 2nd Floor, New York, NY 10016 (J.W.R.); Department of Radiology, University of Washington, Seattle, Wash (B.M., S.K.M.); Department of Radiology, VCU Health Systems, Richmond, Va (S.F.); Department of Radiology and Imaging Sciences, University of Utah, Salt Lake City, Utah (S.S.W.); Department of Radiology (M.C.O., J.G.F., A.M.) and Division of Colon and Rectal Surgery (W.R.G.P.), Mayo Clinic, Rochester, Minn; Department of Radiology, Cleveland Clinic Foundation, Cleveland, Ohio (M.F.T.); and Department of Radiology, Montefiore Medical Center, Bronx, NY (V.C.).
Magnetic resonance defecating proctography (MRDP) offers superior pelvic imaging for posterior compartment disorders. This noninvasive technique provides detailed anatomy and dynamic function, aiding surgical planning for pelvic floor dysfunction.
Area of Science:
- Radiology
- Pelvic Floor Imaging
- Gastroenterology
Background:
- Posterior compartment disorders require accurate evaluation.
- Conventional fluoroscopic defecography has limitations.
Purpose of the Study:
- To provide an overview of MR defecating proctography (MRDP).
- To highlight MRDP's advantages in evaluating posterior compartment disorders.
- To emphasize MRDP's role in surgical treatment planning.
Main Methods:
- Detailed explanation of MRDP acquisition technique.
- Assessment of static and dynamic defecation.
- High-contrast resolution imaging of deep pelvic organs.
Main Results:
- MRDP offers detailed anatomic evaluation of pelvic floor structures.
- Simultaneous multicompartmental assessment is possible.
- Lack of ionizing radiation is a key benefit.
Conclusions:
- High-quality MRDP guides treatment planning for pelvic floor dysfunction.
- Standardized reporting with objective measurements improves communication.
- Understanding MRDP findings is crucial for multidisciplinary treatment planning.
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