McAviney J, Roberts C, Sullivan B, Alevras AJ, Graham PL, Brown BT (2020) The prevalence of adult de novo scoliosis: a systematic review and meta-analysis. Eur Spine J 29:2960–2969. https://doi.org/10.1007/s00586-020-06453-0

Article  PubMed  Google Scholar 

Schwab F, Dubey A, Gamez L, El Fegoun AB, Hwang K, Pagala M, Farcy J-P (2005) Adult scoliosis: prevalence, SF-36, and nutritional parameters in an elderly volunteer population. Spine 30:1082–1085. https://doi.org/10.1097/01.brs.0000160842.43482.cd

Article  PubMed  Google Scholar 

Roghani T, Zavieh MK, Manshadi FD, King N, Katzman W (2017) Age-related hyperkyphosis: update of its potential causes and clinical impacts—narrative review. Aging Clin Exp Res 29:567–577. https://doi.org/10.1007/s40520-016-0617-3

Article  PubMed  Google Scholar 

Malakoutian M, Noonan AM, Dehghan-Hamani I, Yamamoto S, Fels S, Wilson D, Doroudi M, Schutz P, Lewis S, Ailon T, Street J, Brown SHM, Oxland TR (2022) Dysfunctional paraspinal muscles in adult spinal deformity patients lead to increased spinal loading. Eur Spine J 31:2383–2398. https://doi.org/10.1007/s00586-022-07292-x

Article  PubMed  Google Scholar 

Shafaq N, Suzuki A, Matsumura A, Terai H, Toyoda H, Yasuda H, Ibrahim M, Nakamura H (2012) Asymmetric degeneration of paravertebral muscles in patients with degenerative lumbar scoliosis. Spine 37:1398. https://doi.org/10.1097/BRS.0b013e31824c767e

Article  PubMed  Google Scholar 

Ferrero E, Skalli W, Lafage V, Maillot C, Carlier R, Feydy A, Felter A, Khalifé M, Guigui P (2019) Relationships between radiographic parameters and spinopelvic muscles in adult spinal deformity patients. Eur Spine J 29:1328–1339. https://doi.org/10.1007/s00586-019-06243-3

Article  PubMed  Google Scholar 

Aebi M (2005) The adult scoliosis. Eur Spine J 14:925–948. https://doi.org/10.1007/s00586-005-1053-9

Article  PubMed  Google Scholar 

Silva FE, Lenke LG (2010) Adult degenerative scoliosis: evaluation and management. Neurosurg Focus 28:E1. https://doi.org/10.3171/2010.1.FOCUS09271

Article  PubMed  Google Scholar 

Grubb SA, Lipscomb HJ, Coonrad RW (1988) Degenerative adult onset scoliosis. Spine 13:241–245. https://doi.org/10.1097/00007632-198803000-00004

Article  CAS  PubMed  Google Scholar 

Cobb J (1948) Outline for the study of scoliosis. In: Blount WP (ed) Instructional course lectures. vol 5. American Academy of Orthopaedic Surgeons. JW Edwards, Ann Arbor, pp 261–275.

Google Scholar 

Kelly A, Younus A, Lekgwara P (2020) Adult degenerative scoliosis – a literature review. Interdiscip Neurosurg 20:100661. https://doi.org/10.1016/j.inat.2019.100661

Robin GC, Span Y, Steinberg R, Makin M, Menczel J (1982) Scoliosis in the elderly: a follow-up study. Spine 7:355–359. https://doi.org/10.1097/00007632-198207000-00005

Article  CAS  PubMed  Google Scholar 

Noonan AM, Buliung E, Briar KJ, Quinonez D, Séguin CA, Brown SHM (2023) Glycerol induced paraspinal muscle degeneration leads to hyper-kyphotic spinal deformity in wild-type mice. Sci Rep 13:8170. https://doi.org/10.1038/s41598-023-35506-9

Article  CAS  PubMed  PubMed Central  Google Scholar 

Peng H, Jin F, Meng D, Li J, Yu S, Zhang S, Zeng G (2020) Exploring the pathological role of collagen in paravertebral muscle in the progression of idiopathic scoliosis. BioMed Res Int 2020:1527403. https://doi.org/10.1155/2020/1527403

Article  CAS  PubMed  PubMed Central  Google Scholar 

Kim H, Lee C-K, Yeom JS, Lee JH, Cho JH, Shin SI, Lee H-J, Chang B-S (2013) Asymmetry of the cross-sectional area of paravertebral and psoas muscle in patients with degenerative scoliosis. Eur Spine J 22:1332–1338. https://doi.org/10.1007/s00586-013-2740-6

Article  PubMed  PubMed Central  Google Scholar 

Yagi M, Hosogane N, Watanabe K, Asazuma T, Matsumoto M (2016) The paravertebral muscle and psoas for the maintenance of global spinal alignment in patient with degenerative lumbar scoliosis. Spine J 16:451–458. https://doi.org/10.1016/j.spinee.2015.07.001

Article  PubMed  Google Scholar 

Liang X, Yang P, Yuan H, Huo Y, Yang D, Wang H, Ding W (2023) Sex-based differences in clinical and radiological presentation of patients with degenerative lumbar scoliosis: a cross-sectional study. J Orthop Surg 18:980. https://doi.org/10.1186/s13018-023-04357-5

Article  Google Scholar 

Baker JF, Mostoufi-Moab S, Long J, Taratuta E, Leonard MB, Zemel B (2021) Association of low muscle density with deteriorations in muscle strength and physical functioning in rheumatoid arthritis. Arthritis Care Res 73(3):355–363. https://doi.org/10.1002/acr.24126

Hultman G, Nordin M, Saraste H, Ohlsèn H (1993) Body composition, endurance, strength, cross-sectional area, and density of MM erector spinae in men with and without low back pain. J Spinal Disord 6:114–123

Article  CAS  PubMed  Google Scholar 

Biltz NK, Collins KH, Shen KC, Schwartz K, Harris CA, Meyer GA (2020) Infiltration of intramuscular adipose tissue impairs skeletal muscle contraction. J Physiol 598:2669–2683. https://doi.org/10.1113/JP279595

Article  CAS  PubMed  Google Scholar 

Shahidi B, Hubbard JC, Gibbons MC, Ruoss S, Zlomislic V, Allen RT, Garfin SR, Ward SR (2017) Lumbar multifidus muscle degenerates in individuals with chronic degenerative lumbar spine pathology. J Orthop Res 35:2700–2706. https://doi.org/10.1002/jor.23597

Article  CAS  PubMed  PubMed Central  Google Scholar 

Mahdy MAA, Warita K, Hosaka YZ (2018) Glycerol induces early fibrosis in regenerating rat skeletal muscle. J Vet Med Sci 80:1646–1649. https://doi.org/10.1292/jvms.18-0328

Article  CAS  PubMed  PubMed Central  Google Scholar 

Gibbons MC, Singh A, Anakwenze O, Cheng T, Pomerantz M, Schenk S, Engler AJ, Ward SR (2017) Histological evidence of muscle degeneration in advanced human rotator cuff disease. J Bone Joint Surg Am 99:190–199. https://doi.org/10.2106/JBJS.16.00335

Article  PubMed  PubMed Central  Google Scholar 

Katzman WB, Wanek L, Shepherd JA, Sellmeyer DE (2010) Age-related hyperkyphosis: its causes, consequences, and management. J Orthop Sports Phys Ther 40:352–360. https://doi.org/10.2519/jospt.2010.3099

Article  PubMed  PubMed Central  Google Scholar 

Diebo BG, Shah NV, Boachie-Adjei O, Zhu F, Rothenfluh DA, Paulino CB, Schwab FJ, Lafage V (2019) Adult spinal deformity. Lancet 394:160–172. https://doi.org/10.1016/S0140-6736(19)31125-0

Article  PubMed  Google Scholar 

Bal E, Batin S (2023) Comparison of morphometric measurements of lumbar muscles on the convex and concave sides of curvature in idiopathic scoliosis. Medicine 102:e35667. https://doi.org/10.1097/MD.0000000000035667

Article  CAS  PubMed  PubMed Central  Google Scholar 

Becker L, Li Z, Wang Z, Pumberger M, Schömig F (2023) Adolescent idiopathic scoliosis is associated with muscle area asymmetries in the lumbar spine. Eur Spine J 32:3979–3986. https://doi.org/10.1007/s00586-023-07921-z

Article  PubMed  Google Scholar 

Brown SHM, Gregory DE, Carr JA, Ward SD, Masuda K, Lieber RL (2011) Adaptations to the multifidus muscle in response to experimentally induced intervertebral disc degeneration. Spine 36:1728–1736. https://doi.org/10.1097/BRS.0b013e3181d12ed7

Article  PubMed  Google Scholar 

Hodges PW, James G, Blomster L, Hall L, Schmid A, Shu C, Little C, Melrose J (2015) Multifidus muscle changes after back injury are characterized by structural remodeling of muscle, adipose and connective tissue but not muscle atrophy: molecular and morphological evidence. Spine 40:1057–1071. https://doi.org/10.1097/BRS.0000000000000972

Article  PubMed  Google Scholar