ScoliosisBracesThoracic VertebraeSpinal FusionSpineOrthopedic Fixation DevicesKyphosisBone ScrewsLordosisRibsInternal FixatorsSpinal CurvaturesLumbar VertebraeReceptor, Melatonin, MT2PelvisOrthopedic ProceduresAdolescent DevelopmentRotationSyringomyeliaOrthotic DevicesRetrospective StudiesTreatment OutcomeImaging, Three-DimensionalPostureAnthropometryPostural BalanceScheuermann DiseaseBiomechanical PhenomenaTractionPineal GlandAdolescent BehaviorBone TransplantationPostoperative ComplicationsPreoperative CareFollow-Up StudiesSeverity of Illness IndexCase-Control StudiesRange of Motion, ArticularOutcome Assessment (Health Care)BackProspective StudiesDisease ProgressionTomography, X-Ray ComputedThoracoplastyAdolescent PsychologyPatient SatisfactionArnold-Chiari MalformationMagnetic Resonance ImagingGenetic Predisposition to DiseasePhotogrammetryCohort StudiesPolymorphism, Single NucleotidePostoperative CareTorsion AbnormalityCross-Sectional Studies