Vertebral column growth in children with early onset scoliosis treated with magnetically controlled growing rods - Effects of distraction on vertebral and disc morphology

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Vertebral column growth in children with early onset scoliosis treated with magnetically controlled growing rods - Effects of distraction on vertebral and disc morphology. / Stuecker, Sebastian; Mladenov, Kiril; Kunkel, Philip; Hagemann, Christian; Freiwald, Eric; Stuecker, Ralf.

in: SURG-J R COLL SURG E, Jahrgang 20, Nr. 5, 10.2022, S. 314-320.

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@article{8c22ddf9ba73423bac871434629f1152,
title = "Vertebral column growth in children with early onset scoliosis treated with magnetically controlled growing rods - Effects of distraction on vertebral and disc morphology",
abstract = "OBJECTIVES: To report changes in vertebral and disc morphology following treatment of early onset scoliosis (EOS) with magnetically controlled growing rods (MCGR).METHODS: 30 Patients, 21 girls and 9 boys, treated with MCGR for EOS were compared to a matched control group of 19 patients (12 girls, 7 boys) treated with bracing or observation. Age at surgery in the MCGR group was 8.75 (range: 4.6-11) years compared to 7.75 (range: 3.5-10.3) years in the control group at the time of onset of treatment. Mean follow-up was 45 (range: 24-65) months in the MCGR group vs 42 (range: 24-65) months in the control group. Calibrated radiographs were used to digitally measure disc height, vertebral body height, depth and width after surgery and at latest follow-up. Height, width and depth of lumbar and thoracic vertebrae and discs under distraction were compared to the control group and to vertebrae below instrumentation. T1-T12, T1-S1 length and Cobb angles were also measured.RESULTS: (1) There is a significant increase of lumbar vertebral height under distraction. (2) Lumbar disc height as well as lumbar vertebral width within distraction is significantly reduced. (3) Depth of lumbar vertebrae is not significantly affected by distraction. (4) Morphology of thoracic vertebrae and adjacent discs is not significantly changed with distraction. (5) T1-T12 distance did not show any significant changes between surgical and control group, while T1-S1 growth was significantly reduced compared to the control group.CONCLUSIONS: Significant changes of morphology of lumbar vertebra and discs are observed under distraction with MCGR compared to segments below instrumentation and the control group.LEVEL OF EVIDENCE: Level III - retrospective comparative series.",
author = "Sebastian Stuecker and Kiril Mladenov and Philip Kunkel and Christian Hagemann and Eric Freiwald and Ralf Stuecker",
note = "Copyright {\textcopyright} 2021 Royal College of Surgeons of Edinburgh (Scottish charity number SC005317) and Royal College of Surgeons in Ireland. Published by Elsevier Ltd. All rights reserved.",
year = "2022",
month = oct,
doi = "10.1016/j.surge.2021.07.007",
language = "English",
volume = "20",
pages = "314--320",
journal = "SURG-J R COLL SURG E",
issn = "1479-666X",
publisher = "Elsevier Limited",
number = "5",

}

RIS

TY - JOUR

T1 - Vertebral column growth in children with early onset scoliosis treated with magnetically controlled growing rods - Effects of distraction on vertebral and disc morphology

AU - Stuecker, Sebastian

AU - Mladenov, Kiril

AU - Kunkel, Philip

AU - Hagemann, Christian

AU - Freiwald, Eric

AU - Stuecker, Ralf

N1 - Copyright © 2021 Royal College of Surgeons of Edinburgh (Scottish charity number SC005317) and Royal College of Surgeons in Ireland. Published by Elsevier Ltd. All rights reserved.

PY - 2022/10

Y1 - 2022/10

N2 - OBJECTIVES: To report changes in vertebral and disc morphology following treatment of early onset scoliosis (EOS) with magnetically controlled growing rods (MCGR).METHODS: 30 Patients, 21 girls and 9 boys, treated with MCGR for EOS were compared to a matched control group of 19 patients (12 girls, 7 boys) treated with bracing or observation. Age at surgery in the MCGR group was 8.75 (range: 4.6-11) years compared to 7.75 (range: 3.5-10.3) years in the control group at the time of onset of treatment. Mean follow-up was 45 (range: 24-65) months in the MCGR group vs 42 (range: 24-65) months in the control group. Calibrated radiographs were used to digitally measure disc height, vertebral body height, depth and width after surgery and at latest follow-up. Height, width and depth of lumbar and thoracic vertebrae and discs under distraction were compared to the control group and to vertebrae below instrumentation. T1-T12, T1-S1 length and Cobb angles were also measured.RESULTS: (1) There is a significant increase of lumbar vertebral height under distraction. (2) Lumbar disc height as well as lumbar vertebral width within distraction is significantly reduced. (3) Depth of lumbar vertebrae is not significantly affected by distraction. (4) Morphology of thoracic vertebrae and adjacent discs is not significantly changed with distraction. (5) T1-T12 distance did not show any significant changes between surgical and control group, while T1-S1 growth was significantly reduced compared to the control group.CONCLUSIONS: Significant changes of morphology of lumbar vertebra and discs are observed under distraction with MCGR compared to segments below instrumentation and the control group.LEVEL OF EVIDENCE: Level III - retrospective comparative series.

AB - OBJECTIVES: To report changes in vertebral and disc morphology following treatment of early onset scoliosis (EOS) with magnetically controlled growing rods (MCGR).METHODS: 30 Patients, 21 girls and 9 boys, treated with MCGR for EOS were compared to a matched control group of 19 patients (12 girls, 7 boys) treated with bracing or observation. Age at surgery in the MCGR group was 8.75 (range: 4.6-11) years compared to 7.75 (range: 3.5-10.3) years in the control group at the time of onset of treatment. Mean follow-up was 45 (range: 24-65) months in the MCGR group vs 42 (range: 24-65) months in the control group. Calibrated radiographs were used to digitally measure disc height, vertebral body height, depth and width after surgery and at latest follow-up. Height, width and depth of lumbar and thoracic vertebrae and discs under distraction were compared to the control group and to vertebrae below instrumentation. T1-T12, T1-S1 length and Cobb angles were also measured.RESULTS: (1) There is a significant increase of lumbar vertebral height under distraction. (2) Lumbar disc height as well as lumbar vertebral width within distraction is significantly reduced. (3) Depth of lumbar vertebrae is not significantly affected by distraction. (4) Morphology of thoracic vertebrae and adjacent discs is not significantly changed with distraction. (5) T1-T12 distance did not show any significant changes between surgical and control group, while T1-S1 growth was significantly reduced compared to the control group.CONCLUSIONS: Significant changes of morphology of lumbar vertebra and discs are observed under distraction with MCGR compared to segments below instrumentation and the control group.LEVEL OF EVIDENCE: Level III - retrospective comparative series.

U2 - 10.1016/j.surge.2021.07.007

DO - 10.1016/j.surge.2021.07.007

M3 - SCORING: Journal article

C2 - 34503893

VL - 20

SP - 314

EP - 320

JO - SURG-J R COLL SURG E

JF - SURG-J R COLL SURG E

SN - 1479-666X

IS - 5

ER -