ScoliosisBracesThoracic VertebraeSpineSpinal FusionOrthopedic Fixation DevicesKyphosisBone ScrewsLordosisRibsInternal FixatorsSpinal CurvaturesLumbar VertebraeReceptor, Melatonin, MT2PelvisOrthopedic ProceduresRotationAdolescent DevelopmentSyringomyeliaOrthotic DevicesRetrospective StudiesTreatment OutcomePostureImaging, Three-DimensionalAnthropometryPostural BalanceScheuermann DiseaseBiomechanical PhenomenaTractionPineal GlandAdolescent BehaviorBone TransplantationPostoperative ComplicationsFollow-Up StudiesPreoperative CareSeverity of Illness IndexCase-Control StudiesRange of Motion, ArticularOutcome Assessment (Health Care)BackProspective StudiesTomography, X-Ray ComputedDisease ProgressionThoracoplastyAdolescent PsychologyMagnetic Resonance ImagingPatient SatisfactionArnold-Chiari MalformationGenetic Predisposition to DiseasePhotogrammetryCohort StudiesPolymorphism, Single NucleotideTorsion AbnormalityPostoperative CareCross-Sectional Studies