THE ASSESSMENT OF VESTIBULAR EFFECT IN IDIOPATHIC SCOLIOSIS

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Büyükaslan A1, Akgül T2, Algun C3, Özbek H4
1Medipol University, Health Sciences Institute, Department of Physical Therapy and Rehabilitation, Istanbul, Turkey, 2Istanbul University / Istanbul Faculty of Medicine, Department of Orthopedics and Traumatology, Istanbul, Turkey, 3Medipol University, Faculty of Health Sciences, Department of Physical Therapy and Rehabilitation, Istanbul, Turkey, 4Medipol University / School Of Medicine, Medical Pharmacology, İstanbul, Turkey

Background: Despite its high prevalence, the etiology underlying idiopathic scoliosis remains unclear. Although initial scrutiny has focused on genetic, biochemical, biomechanical and congenital causes, there is growing evidence that aberrations in the vestibular system may play a role in the etiology of scoliosis.

Purpose: The aim of this study is, to evaluate clinically vestibular dysfunction and balance in patients with idiopathic scoliosis and healthy subjects.

Methods: 30 subjects diagnosed with "idiopathic scoliosis" by an orthopedic spine surgeon, aged between 10-16 years and who had not received any treatment before included in the study group and a healthy 30 subjects in the same age range included in the control group. Vestibular function and balance were assessed for all participants by applying the Romberg test, the Unterberger test, single leg stance test with eyes open-closed and hard-soft surface conditions. Hand dominance of both groups was determined according to the Edinburgh Handedness Inventory. Clinical features of scoliosis were recorded in the study group.

Results: There was no difference between groups in the Romberg test (p>0,05). There was a statistically significant difference between scoliosis group and healthy group in the Unterberger test related to vestibular dysfunction (p 0,05). The time to maintain stability on both right and left foot in the scoliosis group was considerably shorter in the single leg stance test (p 0,05). There was a statistically significant difference between scoliosis and control group both right and left foot in the condition that eyes closed on the hard surface in the single leg stance test (p 0,05). The duration of standing on right unipedal stance with eyes open condition on the hard surface was shorter in the scoliosis group than controls (p 0.05). The time to maintain stability was decreased in both groups when visual input was not provided in the single leg stance test or when the soft surface was passed from the hard surface, but it was statistically more significant in the scoliosis group (p 0.05). The hand dominance of the groups were similar (p>0,05). There was no correlation between dominant hand and vestibular hypoactive side (p>0,05). There was no relationship between rotation degree of vestibular hypoactive side in Unterberger test and scoliosis region, rotation grade of the vertebrae, Cobb angle (p>0,05).

Conclusion(s): In conclusion, the vestibular system and balance were affected in idiopathic scoliosis.In the daily practice, assessment of idiopathic scoliosis should include a detailed assessment of vestibular function, proprioception, and balance.

Implications: It was concluded that it would be beneficial to include proprioception, balance and coordination exercises in the treatment of idiopathic scoliosis.

Keywords: Idiopathic scoliosis, vestibular dysfunction, balance

Funding acknowledgements: No funding to declare

Topic: Musculoskeletal; Paediatrics

Ethics approval required: Yes
Institution: Medipol University
Ethics committee: Medipol University Non-invasive Clinical Research Ethics Committee
Ethics number: 10840098


All authors, affiliations and abstracts have been published as submitted.

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