Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the Subtype

Classification of gait disorders in cerebral palsy (CP) remains challenging. The Winters, Gage, and Hicks (WGH) is a commonly used classification system for unilateral CP regarding the gait patterns (lower limb kinematics) solely in the sagittal plane. Due to the high number of unclassified patients...

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Main Authors: Stefanos Tsitlakidis, Sarah Campos, Nicholas A. Beckmann, Sebastian I. Wolf, Sébastien Hagmann, Tobias Renkawitz, Marco Götze
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/11/16/4816
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author Stefanos Tsitlakidis
Sarah Campos
Nicholas A. Beckmann
Sebastian I. Wolf
Sébastien Hagmann
Tobias Renkawitz
Marco Götze
author_facet Stefanos Tsitlakidis
Sarah Campos
Nicholas A. Beckmann
Sebastian I. Wolf
Sébastien Hagmann
Tobias Renkawitz
Marco Götze
author_sort Stefanos Tsitlakidis
collection DOAJ
description Classification of gait disorders in cerebral palsy (CP) remains challenging. The Winters, Gage, and Hicks (WGH) is a commonly used classification system for unilateral CP regarding the gait patterns (lower limb kinematics) solely in the sagittal plane. Due to the high number of unclassified patients, this classification system might fail to depict all gait disorders accurately. As the information on trunk/pelvic movements, frontal and transverse planes, and kinetics are disregarded in WGH, 3D instrumented gait analysis (IGA) for further characterization is necessary. The objective of this study was a detailed analysis of patients with unilateral CP using IGA taking all planes/degrees of freedom into account including pelvic and trunk movements. A total of 89 individuals with unilateral CP matched the inclusion criteria and were classified by WGH. Subtype-specific differences were analyzed. The most remarkable findings, in addition to the established WGH subtype-specific deviations, were pelvic obliquity and pelvic retraction in all WGH types. Furthermore, the unclassified individuals showed altered hip rotation moments and pelvic retraction almost throughout the whole gait cycle. Transversal malalignment and proximal involvement are relevant in all individuals with unilateral CP. Further studies should focus on WGH type-specific rotational malalignment assessment (static vs. dynamic, femoral vs. tibial) including therapeutic effects and potential subtype-specific compensation mechanisms and/or tertiary deviations of the sound limb.
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spelling doaj.art-d038853e9bda4475b4f8c7472c206e592023-12-01T23:50:41ZengMDPI AGJournal of Clinical Medicine2077-03832022-08-011116481610.3390/jcm11164816Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the SubtypeStefanos Tsitlakidis0Sarah Campos1Nicholas A. Beckmann2Sebastian I. Wolf3Sébastien Hagmann4Tobias Renkawitz5Marco Götze6Department of Orthopaedics, Heidelberg University Hospital, Landstrasse 200a, 69118 Heidelberg, GermanyDepartment of Orthopaedics, Heidelberg University Hospital, Landstrasse 200a, 69118 Heidelberg, GermanyDepartment of Orthopaedics, Heidelberg University Hospital, Landstrasse 200a, 69118 Heidelberg, GermanyDepartment of Orthopaedics, Heidelberg University Hospital, Landstrasse 200a, 69118 Heidelberg, GermanyDepartment of Orthopaedics, Heidelberg University Hospital, Landstrasse 200a, 69118 Heidelberg, GermanyDepartment of Orthopaedics, Heidelberg University Hospital, Landstrasse 200a, 69118 Heidelberg, GermanyDepartment of Orthopaedics, Heidelberg University Hospital, Landstrasse 200a, 69118 Heidelberg, GermanyClassification of gait disorders in cerebral palsy (CP) remains challenging. The Winters, Gage, and Hicks (WGH) is a commonly used classification system for unilateral CP regarding the gait patterns (lower limb kinematics) solely in the sagittal plane. Due to the high number of unclassified patients, this classification system might fail to depict all gait disorders accurately. As the information on trunk/pelvic movements, frontal and transverse planes, and kinetics are disregarded in WGH, 3D instrumented gait analysis (IGA) for further characterization is necessary. The objective of this study was a detailed analysis of patients with unilateral CP using IGA taking all planes/degrees of freedom into account including pelvic and trunk movements. A total of 89 individuals with unilateral CP matched the inclusion criteria and were classified by WGH. Subtype-specific differences were analyzed. The most remarkable findings, in addition to the established WGH subtype-specific deviations, were pelvic obliquity and pelvic retraction in all WGH types. Furthermore, the unclassified individuals showed altered hip rotation moments and pelvic retraction almost throughout the whole gait cycle. Transversal malalignment and proximal involvement are relevant in all individuals with unilateral CP. Further studies should focus on WGH type-specific rotational malalignment assessment (static vs. dynamic, femoral vs. tibial) including therapeutic effects and potential subtype-specific compensation mechanisms and/or tertiary deviations of the sound limb.https://www.mdpi.com/2077-0383/11/16/4816unilateral cerebral palsygait classification3D instrumented gait analysisgait kinematicsjoint moments
spellingShingle Stefanos Tsitlakidis
Sarah Campos
Nicholas A. Beckmann
Sebastian I. Wolf
Sébastien Hagmann
Tobias Renkawitz
Marco Götze
Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the Subtype
Journal of Clinical Medicine
unilateral cerebral palsy
gait classification
3D instrumented gait analysis
gait kinematics
joint moments
title Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the Subtype
title_full Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the Subtype
title_fullStr Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the Subtype
title_full_unstemmed Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the Subtype
title_short Transversal Malalignment and Proximal Involvement Play a Relevant Role in Unilateral Cerebral Palsy Regardless the Subtype
title_sort transversal malalignment and proximal involvement play a relevant role in unilateral cerebral palsy regardless the subtype
topic unilateral cerebral palsy
gait classification
3D instrumented gait analysis
gait kinematics
joint moments
url https://www.mdpi.com/2077-0383/11/16/4816
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