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Published in: Techniques in Coloproctology 1/2024

01-12-2024 | Magnetic Resonance Imaging | Technical Note

A step-by-step guide to ileoanal J-pouch MRI interpretation

Authors: A. Damani, C. A. Manzo, N. Kennedy, G. Pellino, Y. J. Lee, V. Celentano

Published in: Techniques in Coloproctology | Issue 1/2024

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Abstract

Background

Multidisciplinary management of patients with an ileoanal pouch requires dedicated imaging to identify structural problems of the pouch associated with dysfunction. The purpose of this study is to provide a framework for interpretation of magnetic resonance imaging (MRI) scan of the ileoanal pouch to enable surgeons and radiologists to work cohesively, optimise diagnosis and ultimately improve patient care.

Methods

We propose a protocol for structured MRI assessment of the ileal pouch, aiming to provide surgeons a systematic report of the anatomy, its variations and pouch complications. This guide consists of studying the characteristics of the bowel, mesentery and anal canal.

Results

The presented checklist is designed to systematically interpret and identify abnormalities of the ileoanal pouch on MRI. It focuses on the characteristics of the bowel (encompassing pre-pouch ileum, pouch and rectal cuff), mesentery and anal canal. The different elements of the checklist are presented in the associated supplementary video.

Conclusions

A combination of clinical assessment, endoscopic evaluations and imaging is fundamental to achieving accurate diagnosis of ileoanal pouch surgery complications and pouch dysfunction.
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Metadata
Title
A step-by-step guide to ileoanal J-pouch MRI interpretation
Authors
A. Damani
C. A. Manzo
N. Kennedy
G. Pellino
Y. J. Lee
V. Celentano
Publication date
01-12-2024
Publisher
Springer International Publishing
Published in
Techniques in Coloproctology / Issue 1/2024
Print ISSN: 1123-6337
Electronic ISSN: 1128-045X
DOI
https://doi.org/10.1007/s10151-023-02888-x

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