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Shear Wave Elastography can evaluate Annulus Fibrosus Alteration in Adolescent Scoliosis
- Source :
- European Radiology, European Radiology, 2018, pp.ePub Available. ⟨10.1007/s00330-018-5309-2⟩, European Radiology, Springer Verlag, 2018, pp.ePub Available. ⟨10.1007/s00330-018-5309-2⟩
- Publication Year :
- 2018
- Publisher :
- Springer Verlag, 2018.
-
Abstract
- In vitro studies showed that annulus fibrosus lose its integrity in idiopathic scoliosis. Shear-wave ultrasound elastography can be used for non-invasive measurement of shear-wave speed (SWS) in vivo in the annulus fibrosus, a parameter related to its mechanical properties. The main aim was to assess SWS in lumbar annulus fibrosus of scoliotic adolescents and compare it to healthy subjects. SWS was measured in 180 lumbar IVDs (L3L4, L4L5, L5S1) of 30 healthy adolescents (13 ± 1.9 years old) and 30 adolescent idiopathic scoliosis patients (13 ± 2 years old, Cobb angle: 28.8° ± 10.4°). SWS was compared between the scoliosis and healthy control groups. In healthy subjects, average SWS (all disc levels pooled) was 3.0 ± 0.3 m/s, whereas in scoliotic patients it was significantly higher at 3.5 ± 0.3 m/s (p = 0.0004; Mann-Whitney test). Differences were also significant at all disc levels. No difference was observed between males and females. No correlation was found with age, weight and height. Non-invasive shear-wave ultrasound is a novel method of assessment to quantitative alteration of annulus fibrosus. These preliminary results are promising for considering shear-wave elastography as a biomechanical marker for assessment of idiopathic scoliosis. • Adolescent idiopathic scoliosis may have an altered lumbar annulus fibrosus. • Shear-wave elastography can quantify lumbar annulus fibrosus mechanical properties. • Shear-wave speed was higher in scoliotic annulus than in healthy subjects. • Elastography showed potential as a biomechanical marker for characterizing disc alteration.
- Subjects :
- Male
musculoskeletal diseases
medicine.medical_specialty
Adolescent
Scoliosis
030218 nuclear medicine & medical imaging
03 medical and health sciences
0302 clinical medicine
Lumbar
medicine
Humans
Radiology, Nuclear Medicine and imaging
Child
Mécanique: Biomécanique [Sciences de l'ingénieur]
Orthodontics
Annulus (mycology)
Shear wave elastography
Cobb angle
medicine.diagnostic_test
business.industry
Ultrasound
Annulus Fibrosus
Lumbosacral Region
ingénierie bio-médicale [Sciences du vivant]
[SPI.MECA.BIOM]Engineering Sciences [physics]/Mechanics [physics.med-ph]/Biomechanics [physics.med-ph]
General Medicine
medicine.disease
musculoskeletal system
Healthy Volunteers
Adolescent scoliosis
Elasticity Imaging Techniques
Female
[SDV.IB]Life Sciences [q-bio]/Bioengineering
Elastography
Radiology
business
030217 neurology & neurosurgery
Subjects
Details
- Language :
- English
- ISSN :
- 09387994 and 14321084
- Database :
- OpenAIRE
- Journal :
- European Radiology, European Radiology, 2018, pp.ePub Available. ⟨10.1007/s00330-018-5309-2⟩, European Radiology, Springer Verlag, 2018, pp.ePub Available. ⟨10.1007/s00330-018-5309-2⟩
- Accession number :
- edsair.doi.dedup.....8aba22c11c994629aef9b2cfae75e2c4