ScoliosisSpineTractionRibsBracesThoracic VertebraeSpinal FusionLumbar VertebraeRetrospective StudiesKyphosisBone ScrewsLordosisInternal FixatorsSyringomyeliaOrthopedic ProceduresThoracoplastySpinal CurvaturesNeuromuscular DiseasesPelvisArnold-Chiari MalformationScheuermann DiseaseBackPhotogrammetryTreatment OutcomeIntervertebral DiscPostureRadiographyRotationMoire Topography