The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length Discrepancy

<b>Background:</b> Leg length discrepancy (LLD) is a common problem in the daily clinical practice of pediatric orthopedists. Surgical treatment using LLD temporary epiphysiodesis with eight-plate implants is a minimally invasive, safe, and well-tolerated procedure that provides good tre...

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Main Authors: Grzegorz Starobrat, Anna Danielewicz, Tomasz Szponder, Magdalena Wójciak, Ireneusz Sowa, Monika Różańska-Boczula, Michał Latalski
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/13/5/1458
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author Grzegorz Starobrat
Anna Danielewicz
Tomasz Szponder
Magdalena Wójciak
Ireneusz Sowa
Monika Różańska-Boczula
Michał Latalski
author_facet Grzegorz Starobrat
Anna Danielewicz
Tomasz Szponder
Magdalena Wójciak
Ireneusz Sowa
Monika Różańska-Boczula
Michał Latalski
author_sort Grzegorz Starobrat
collection DOAJ
description <b>Background:</b> Leg length discrepancy (LLD) is a common problem in the daily clinical practice of pediatric orthopedists. Surgical treatment using LLD temporary epiphysiodesis with eight-plate implants is a minimally invasive, safe, and well-tolerated procedure that provides good treatment effects with a relatively low percentage of complications. The main aim of this retrospective study was to determine the effect of epiphysiodesis on the shape of the proximal tibia. <b>Methods:</b> The retrospective study was based on medical records from 2010 to 2019. Radiographs taken before the epiphysiodesis and at 6-month intervals until the end of the treatment were investigated. A total of 60 patients treated for LLD were included in the study (24 girls, 36 boys). They were divided into three groups depending on the duration of the LLD treatment: group I (18 months), group II (30 months), and group III (42 months of treatment). Radiological parameters were assessed, including the roof angle (D), the slope angles (α and β), and the specific parameters of the tibial epiphysis, namely LTH (lateral tubercle height), MTH (medial tubercle height), and TW (tibial width). <b>Results:</b> The roof angle decreased in all the groups, which was accompanied by an increase in the β or α angle. LTH, MTH and TW also increased, and the differences before and after the treatment for the treated legs were statistically significant in all the studied groups. The greatest change in the shape of the articular surface of the proximal tibia occurred after 42 months of treatment. <b>Conclusions:</b> The study showed that epiphysiodesis affects the proximal tibial articular surface over prolonged treatment. Thus, there is a need for future long-term follow-up studies to elucidate the potential effects of LLD egalization.
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spelling doaj.art-1c8b370297984c96aa17c8e4d61d09292024-03-12T16:48:33ZengMDPI AGJournal of Clinical Medicine2077-03832024-03-01135145810.3390/jcm13051458The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length DiscrepancyGrzegorz Starobrat0Anna Danielewicz1Tomasz Szponder2Magdalena Wójciak3Ireneusz Sowa4Monika Różańska-Boczula5Michał Latalski6Department of Paediatric Orthopaedics, Medical University of Lublin, 20-093 Lublin, PolandDepartment of Paediatric Orthopaedics, Medical University of Lublin, 20-093 Lublin, PolandDepartment and Clinic of Animal Surgery, Faculty of Veterinary Medicine, University of Life Sciences, 20-612 Lublin, PolandDepartment of Analytical Chemistry, Medical University of Lublin, 20-093 Lublin, PolandDepartment of Analytical Chemistry, Medical University of Lublin, 20-093 Lublin, PolandDepartment of Applied Mathematics and Computer Science, University of Life Sciences in Lublin, 20-033 Lublin, PolandDepartment of Paediatric Orthopaedics, Medical University of Lublin, 20-093 Lublin, Poland<b>Background:</b> Leg length discrepancy (LLD) is a common problem in the daily clinical practice of pediatric orthopedists. Surgical treatment using LLD temporary epiphysiodesis with eight-plate implants is a minimally invasive, safe, and well-tolerated procedure that provides good treatment effects with a relatively low percentage of complications. The main aim of this retrospective study was to determine the effect of epiphysiodesis on the shape of the proximal tibia. <b>Methods:</b> The retrospective study was based on medical records from 2010 to 2019. Radiographs taken before the epiphysiodesis and at 6-month intervals until the end of the treatment were investigated. A total of 60 patients treated for LLD were included in the study (24 girls, 36 boys). They were divided into three groups depending on the duration of the LLD treatment: group I (18 months), group II (30 months), and group III (42 months of treatment). Radiological parameters were assessed, including the roof angle (D), the slope angles (α and β), and the specific parameters of the tibial epiphysis, namely LTH (lateral tubercle height), MTH (medial tubercle height), and TW (tibial width). <b>Results:</b> The roof angle decreased in all the groups, which was accompanied by an increase in the β or α angle. LTH, MTH and TW also increased, and the differences before and after the treatment for the treated legs were statistically significant in all the studied groups. The greatest change in the shape of the articular surface of the proximal tibia occurred after 42 months of treatment. <b>Conclusions:</b> The study showed that epiphysiodesis affects the proximal tibial articular surface over prolonged treatment. Thus, there is a need for future long-term follow-up studies to elucidate the potential effects of LLD egalization.https://www.mdpi.com/2077-0383/13/5/1458leg length discrepancytemporary epiphysiodesiseight-plategrowth plateknee deformity
spellingShingle Grzegorz Starobrat
Anna Danielewicz
Tomasz Szponder
Magdalena Wójciak
Ireneusz Sowa
Monika Różańska-Boczula
Michał Latalski
The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length Discrepancy
Journal of Clinical Medicine
leg length discrepancy
temporary epiphysiodesis
eight-plate
growth plate
knee deformity
title The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length Discrepancy
title_full The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length Discrepancy
title_fullStr The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length Discrepancy
title_full_unstemmed The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length Discrepancy
title_short The Influence of Temporary Epiphysiodesis of the Proximal End of the Tibia on the Shape of the Knee Joint in Children Treated for Leg Length Discrepancy
title_sort influence of temporary epiphysiodesis of the proximal end of the tibia on the shape of the knee joint in children treated for leg length discrepancy
topic leg length discrepancy
temporary epiphysiodesis
eight-plate
growth plate
knee deformity
url https://www.mdpi.com/2077-0383/13/5/1458
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