Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohort

Purpose: This study evaluated and compared two imaging-based scoring systems for the detection of significant blunt bowel and mesenteric injury (sBBMI) by emergency computed tomography (CT) Methods and Materials: We included all consecutive adult polytrauma patients admitted to our emergency departm...

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Main Authors: Nathalie Keller, Tobias Zingg, Fabio Agri, Alban Denys, Jean-Francois Knebel, Sabine Schmidt
Format: Article
Language:English
Published: Elsevier 2021-01-01
Series:European Journal of Radiology Open
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352047721000605
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author Nathalie Keller
Tobias Zingg
Fabio Agri
Alban Denys
Jean-Francois Knebel
Sabine Schmidt
author_facet Nathalie Keller
Tobias Zingg
Fabio Agri
Alban Denys
Jean-Francois Knebel
Sabine Schmidt
author_sort Nathalie Keller
collection DOAJ
description Purpose: This study evaluated and compared two imaging-based scoring systems for the detection of significant blunt bowel and mesenteric injury (sBBMI) by emergency computed tomography (CT) Methods and Materials: We included all consecutive adult polytrauma patients admitted to our emergency department following a road traffic accident from January 2008 to June 2015, provided that intravenously contrast-enhanced whole-body CT examination was performed immediately after hospital admission. Two radiologists, blinded to patients’ outcome, reviewed the CT examinations for distinctive direct intestinal or mesenteric vascular injury and indirect signs of abdominal injury. These findings were correlated with the patients’ surgical or interventional radiology findings, autopsy, or clinical follow-up (>24 h). Two previously validated imaging-based bowel-injury scoring systems, the CT-based Faget score and the clinically and radiologically based Mc Nutt score (BIPS), were compared by applying each to our trauma cohort. Student t-test, chi-squared, and logistic regression were used in analyses. Results: Twenty-one of 752 analysed patients (2.8 %) had confirmed sBBMI. Active mesenteric bleeding, mesenteric and free pneumoperitoneum, small haemoperitoneum, non-focal bowel wall thickening, mesenteric/pericolic fat stranding, and anterior abdominal wall injury were significantly correlated with sBBMI, as did the two evaluated scoring systems (p < 0.001). However, multivariate logistic regression revealed the superiority of the Faget score to the McNutt score. Conclusion: The prevalence of sBBMI among polytrauma patients is low. Early diagnosis is necessary to avoid increased mortality. Certain CT features are pathognomic of sBBMI and must not be overlooked. Scoring systems are helpful, especially when they are based on radiological signs.
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spelling doaj.art-4ad07fd7ee03475da4c4b3c0a1e2ad742022-12-21T18:13:20ZengElsevierEuropean Journal of Radiology Open2352-04772021-01-018100380Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohortNathalie Keller0Tobias Zingg1Fabio Agri2Alban Denys3Jean-Francois Knebel4Sabine Schmidt5Department of Diagnostic and Interventional Radiology, Lausanne University Hospital and University of Lausanne, Lausanne, SwitzerlandDepartment of Visceral Surgery, Lausanne University Hospital and University of Lausanne, Lausanne, SwitzerlandDepartment of Visceral Surgery, Lausanne University Hospital and University of Lausanne, Lausanne, SwitzerlandDepartment of Diagnostic and Interventional Radiology, Lausanne University Hospital and University of Lausanne, Lausanne, SwitzerlandDepartment of Diagnostic and Interventional Radiology, Lausanne University Hospital and University of Lausanne, Lausanne, SwitzerlandDepartment of Diagnostic and Interventional Radiology, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland; Corresponding author at: Department of Diagnostic and Interventional Radiology, Lausanne University Hospital and University of Lausanne, Rue du Bugnon 46, 1011, Lausanne, Switzerland.Purpose: This study evaluated and compared two imaging-based scoring systems for the detection of significant blunt bowel and mesenteric injury (sBBMI) by emergency computed tomography (CT) Methods and Materials: We included all consecutive adult polytrauma patients admitted to our emergency department following a road traffic accident from January 2008 to June 2015, provided that intravenously contrast-enhanced whole-body CT examination was performed immediately after hospital admission. Two radiologists, blinded to patients’ outcome, reviewed the CT examinations for distinctive direct intestinal or mesenteric vascular injury and indirect signs of abdominal injury. These findings were correlated with the patients’ surgical or interventional radiology findings, autopsy, or clinical follow-up (>24 h). Two previously validated imaging-based bowel-injury scoring systems, the CT-based Faget score and the clinically and radiologically based Mc Nutt score (BIPS), were compared by applying each to our trauma cohort. Student t-test, chi-squared, and logistic regression were used in analyses. Results: Twenty-one of 752 analysed patients (2.8 %) had confirmed sBBMI. Active mesenteric bleeding, mesenteric and free pneumoperitoneum, small haemoperitoneum, non-focal bowel wall thickening, mesenteric/pericolic fat stranding, and anterior abdominal wall injury were significantly correlated with sBBMI, as did the two evaluated scoring systems (p < 0.001). However, multivariate logistic regression revealed the superiority of the Faget score to the McNutt score. Conclusion: The prevalence of sBBMI among polytrauma patients is low. Early diagnosis is necessary to avoid increased mortality. Certain CT features are pathognomic of sBBMI and must not be overlooked. Scoring systems are helpful, especially when they are based on radiological signs.http://www.sciencedirect.com/science/article/pii/S2352047721000605PolytraumaMultidetector computed tomographyMesenteryIntestine, smallIntestine, large
spellingShingle Nathalie Keller
Tobias Zingg
Fabio Agri
Alban Denys
Jean-Francois Knebel
Sabine Schmidt
Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohort
European Journal of Radiology Open
Polytrauma
Multidetector computed tomography
Mesentery
Intestine, small
Intestine, large
title Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohort
title_full Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohort
title_fullStr Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohort
title_full_unstemmed Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohort
title_short Significant blunt bowel and mesenteric injury – Comparison of two CT scoring systems in a trauma registry cohort
title_sort significant blunt bowel and mesenteric injury comparison of two ct scoring systems in a trauma registry cohort
topic Polytrauma
Multidetector computed tomography
Mesentery
Intestine, small
Intestine, large
url http://www.sciencedirect.com/science/article/pii/S2352047721000605
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