Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrography

Abstract Background Evaluating of the articular cartilage status of the distal humeral epiphysis is difficult. Ultrasound imaging of the elbow is increasingly being used to confirm the integrity of the articular cartilage of minimally displaced lateral humeral condyle fractures in children with mini...

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Main Authors: Xing Wu, Xiongtao Li, Shaowei Yang, Si Wang, Jingdong Xia, Xiaoliang Chen, Xiantao Shen
Format: Article
Language:English
Published: BMC 2021-01-01
Series:Journal of Orthopaedic Surgery and Research
Subjects:
Online Access:https://doi.org/10.1186/s13018-020-02174-8
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author Xing Wu
Xiongtao Li
Shaowei Yang
Si Wang
Jingdong Xia
Xiaoliang Chen
Xiantao Shen
author_facet Xing Wu
Xiongtao Li
Shaowei Yang
Si Wang
Jingdong Xia
Xiaoliang Chen
Xiantao Shen
author_sort Xing Wu
collection DOAJ
description Abstract Background Evaluating of the articular cartilage status of the distal humeral epiphysis is difficult. Ultrasound imaging of the elbow is increasingly being used to confirm the integrity of the articular cartilage of minimally displaced lateral humeral condyle fractures in children with minimally displaced fractures. The aims of this study were to assess the correlations between ultrasound and arthrography findings for predicting the integrity of the cartilage hinge and to describe the utility of ultrasound in determining the need for pre-treatment. Methods Thirty-nine patients with minimally displaced lateral humeral condyle fractures who underwent ultrasound and arthrography examinations before surgery from May 2018 to December 2019 were included in this study. Ultrasound and arthrography predictors of the cartilage hinge status were independently measured. The ultrasound and arthrography results were compared. Results The mean displacement of the fractures was 3.1 mm (range, 2.0~5.0 mm). Arthrography showed incomplete fractures in 24 patients (61.5%) and complete fractures in 15 patients (38.5%). Ultrasound showed incomplete fractures in 25 patients (64.1%) and complete fractures in 14 patients (35.9%). The ultrasound and arthrography results of the integrity of the articular surface were consistent in 92.3% of the cases, including 23 that were predicted to have an intact articular surface and 13 that were predicted to have an incongruity articular surface. There was no correlation between the displacement and the fracture appearing complete on the ultrasound scan. The Pearson coefficient between ultrasound and arthrography for assessing the integrity of the articular surface was 0.837. Conclusions Ultrasound and arthrography assessments of the integrity of the cartilage hinge status appear to be highly consistent. Ultrasound can be used as a complementary tool with arthrography to predict the integrity of the cartilage hinge status in children with minimally displaced lateral humeral condyle fractures. Level of evidence Prospective study; level II.
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spelling doaj.art-350bad0d19db4e0b8cedaf74a613a5262022-12-22T02:17:35ZengBMCJournal of Orthopaedic Surgery and Research1749-799X2021-01-011611710.1186/s13018-020-02174-8Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrographyXing Wu0Xiongtao Li1Shaowei Yang2Si Wang3Jingdong Xia4Xiaoliang Chen5Xiantao Shen6Department of Pediatric Orthopedic Surgery, Wuhan Children’s Hospital (Wuhan Maternal and Child Healthcare Hospital), Tongji Medical College, Huazhong University of Science & TechnologyDepartment of Pediatric Orthopedic Surgery, Wuhan Children’s Hospital (Wuhan Maternal and Child Healthcare Hospital), Tongji Medical College, Huazhong University of Science & TechnologyDepartment of Radiology, Wuhan Children’s Hospital (Wuhan Maternal and Child Healthcare Hospital), Tongji Medical College, Huazhong University of Science & TechnologyDepartment of Pediatric Orthopedic Surgery, Wuhan Children’s Hospital (Wuhan Maternal and Child Healthcare Hospital), Tongji Medical College, Huazhong University of Science & TechnologyDepartment of Pediatric Orthopedic Surgery, Wuhan Children’s Hospital (Wuhan Maternal and Child Healthcare Hospital), Tongji Medical College, Huazhong University of Science & TechnologyDepartment of Pediatric Orthopedic Surgery, Wuhan Children’s Hospital (Wuhan Maternal and Child Healthcare Hospital), Tongji Medical College, Huazhong University of Science & TechnologyDepartment of Pediatric Orthopedic Surgery, Wuhan Children’s Hospital (Wuhan Maternal and Child Healthcare Hospital), Tongji Medical College, Huazhong University of Science & TechnologyAbstract Background Evaluating of the articular cartilage status of the distal humeral epiphysis is difficult. Ultrasound imaging of the elbow is increasingly being used to confirm the integrity of the articular cartilage of minimally displaced lateral humeral condyle fractures in children with minimally displaced fractures. The aims of this study were to assess the correlations between ultrasound and arthrography findings for predicting the integrity of the cartilage hinge and to describe the utility of ultrasound in determining the need for pre-treatment. Methods Thirty-nine patients with minimally displaced lateral humeral condyle fractures who underwent ultrasound and arthrography examinations before surgery from May 2018 to December 2019 were included in this study. Ultrasound and arthrography predictors of the cartilage hinge status were independently measured. The ultrasound and arthrography results were compared. Results The mean displacement of the fractures was 3.1 mm (range, 2.0~5.0 mm). Arthrography showed incomplete fractures in 24 patients (61.5%) and complete fractures in 15 patients (38.5%). Ultrasound showed incomplete fractures in 25 patients (64.1%) and complete fractures in 14 patients (35.9%). The ultrasound and arthrography results of the integrity of the articular surface were consistent in 92.3% of the cases, including 23 that were predicted to have an intact articular surface and 13 that were predicted to have an incongruity articular surface. There was no correlation between the displacement and the fracture appearing complete on the ultrasound scan. The Pearson coefficient between ultrasound and arthrography for assessing the integrity of the articular surface was 0.837. Conclusions Ultrasound and arthrography assessments of the integrity of the cartilage hinge status appear to be highly consistent. Ultrasound can be used as a complementary tool with arthrography to predict the integrity of the cartilage hinge status in children with minimally displaced lateral humeral condyle fractures. Level of evidence Prospective study; level II.https://doi.org/10.1186/s13018-020-02174-8UltrasoundArthrographyLateral condyle fracturesChildren
spellingShingle Xing Wu
Xiongtao Li
Shaowei Yang
Si Wang
Jingdong Xia
Xiaoliang Chen
Xiantao Shen
Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrography
Journal of Orthopaedic Surgery and Research
Ultrasound
Arthrography
Lateral condyle fractures
Children
title Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrography
title_full Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrography
title_fullStr Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrography
title_full_unstemmed Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrography
title_short Determining the stability of minimally displaced lateral humeral condyle fractures in children: ultrasound is better than arthrography
title_sort determining the stability of minimally displaced lateral humeral condyle fractures in children ultrasound is better than arthrography
topic Ultrasound
Arthrography
Lateral condyle fractures
Children
url https://doi.org/10.1186/s13018-020-02174-8
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