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Movement patterns during a small knee bend test in academy footballers with femoroacetabular impingement (FAI)

Movement patterns during a small knee bend test in academy footballers with femoroacetabular impingement (FAI)
Movement patterns during a small knee bend test in academy footballers with femoroacetabular impingement (FAI)
Background: Femoracetabular impingement (FAI) is common in footballers and causes hip pain, which may arise from abnormal morphologic features involving the proximal femur and/or acetabulum. Early detection and treatment are important to prevent the development of osteoarthritis (OA). Despite extensive publications on FAI, little is known about hip movement patterns associated with FAI, which may indicate mechanisms of dysfunction to inform development of effective interventions.

Design: Observational pilot study

Methods: Nine male academy footballers aged 12–18 years with hip/groin pain, diagnosed with FAI on magnetic resonance imaging, were studied. The hip and pelvis were observed whilst the participant performed a small knee bend test, to see if any abnormal movement patterns were present.

Findings: In all nine cases, abnormal movement patterns were observed clinically. Participants were unable to control hip flexion in one or more aspects, mostly seen as the trunk leaning forwards and the hip moving into increased flexion. Participants also demonstrated poorly controlled hip medial rotation.

Discussion: These preliminary findings suggest impaired movement control exists in academy footballers with symptomatic FAI. Identifying and classifying these movement faults may prove necessary for effective prevention and management of symptoms by controlling movement adaptations. Further studies are warranted to validate these findings against motion analysis technology and muscle activity using electromyography, and to further understand the mechanisms of movement dysfunction. Since FAI is a strong predictor in the development of hip OA, it is vital that strategies are developed to prevent FAI and its progression to OA.
femoroacetabular impingement, hip and groin pain, young footballers, impaired movement control
1-24
Botha, N.
fb84e148-0594-45ed-9eab-22ae99ab916e
Warner, M.
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Gimpel, M.
3506bd59-1100-4a05-a12d-d3a9c3b9c709
Mottram, S.
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Comerford, M.
e0a2b821-6718-43f7-827b-1e03e9583e63
Stokes, M.
71730503-70ce-4e67-b7ea-a3e54579717f
Botha, N.
fb84e148-0594-45ed-9eab-22ae99ab916e
Warner, M.
f4dce73d-fb87-4f71-a3f0-078123aa040c
Gimpel, M.
3506bd59-1100-4a05-a12d-d3a9c3b9c709
Mottram, S.
5ab3fbd7-8c49-4fe2-be47-751017250aa0
Comerford, M.
e0a2b821-6718-43f7-827b-1e03e9583e63
Stokes, M.
71730503-70ce-4e67-b7ea-a3e54579717f

Botha, N., Warner, M., Gimpel, M., Mottram, S., Comerford, M. and Stokes, M. (2014) Movement patterns during a small knee bend test in academy footballers with femoroacetabular impingement (FAI). Health Sciences Working Papers, 1 (10), Winter Issue, 1-24. (In Press)

Record type: Article

Abstract

Background: Femoracetabular impingement (FAI) is common in footballers and causes hip pain, which may arise from abnormal morphologic features involving the proximal femur and/or acetabulum. Early detection and treatment are important to prevent the development of osteoarthritis (OA). Despite extensive publications on FAI, little is known about hip movement patterns associated with FAI, which may indicate mechanisms of dysfunction to inform development of effective interventions.

Design: Observational pilot study

Methods: Nine male academy footballers aged 12–18 years with hip/groin pain, diagnosed with FAI on magnetic resonance imaging, were studied. The hip and pelvis were observed whilst the participant performed a small knee bend test, to see if any abnormal movement patterns were present.

Findings: In all nine cases, abnormal movement patterns were observed clinically. Participants were unable to control hip flexion in one or more aspects, mostly seen as the trunk leaning forwards and the hip moving into increased flexion. Participants also demonstrated poorly controlled hip medial rotation.

Discussion: These preliminary findings suggest impaired movement control exists in academy footballers with symptomatic FAI. Identifying and classifying these movement faults may prove necessary for effective prevention and management of symptoms by controlling movement adaptations. Further studies are warranted to validate these findings against motion analysis technology and muscle activity using electromyography, and to further understand the mechanisms of movement dysfunction. Since FAI is a strong predictor in the development of hip OA, it is vital that strategies are developed to prevent FAI and its progression to OA.

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Movement Patterns during a Small Knee Bend Test in Academy Footballers Botha et al 2014.pdf - Accepted Manuscript
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More information

Accepted/In Press date: November 2014
Keywords: femoroacetabular impingement, hip and groin pain, young footballers, impaired movement control
Organisations: Faculty of Health Sciences

Identifiers

Local EPrints ID: 383133
URI: http://eprints.soton.ac.uk/id/eprint/383133
PURE UUID: 99f68be9-2918-4909-b194-239a19b09757
ORCID for N. Botha: ORCID iD orcid.org/0000-0001-8798-2411
ORCID for M. Warner: ORCID iD orcid.org/0000-0002-1483-0561
ORCID for M. Stokes: ORCID iD orcid.org/0000-0002-4204-0890

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Date deposited: 10 Nov 2015 11:50
Last modified: 15 Mar 2024 03:20

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Contributors

Author: N. Botha ORCID iD
Author: M. Warner ORCID iD
Author: M. Gimpel
Author: S. Mottram
Author: M. Comerford
Author: M. Stokes ORCID iD

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