SpineThoracic VertebraeSpinal FusionKyphosisLumbar VertebraeBone ScrewsLordosisRibsInternal FixatorsOrthopedic ProceduresSpinal CurvaturesSpinal DiseasesSyringomyeliaCervical VertebraeTractionThoracoplastyPelvisNeuromuscular DiseasesIntervertebral DiscArnold-Chiari MalformationScheuermann DiseaseSpinal InjuriesTreatment OutcomeBackPhotogrammetryRetrospective StudiesRadiographyPostureLumbosacral RegionDendritesSpinal NeoplasmsSacrumMyelographySpondylolisthesisRotationPelvic BonesBone DensityPseudarthrosisBack PainOrthotic DevicesPostoperative ComplicationsSpinal CanalIntervertebral Disc DisplacementMagnetic Resonance ImagingDecompression, SurgicalFollow-Up StudiesLaminectomyImaging, Three-DimensionalMoire TopographyTomography, X-Ray ComputedDiskectomyThoraxSpinal FracturesEvoked Potentials, SomatosensorySotos SyndromeThoracotomyMeningomyeloceleRange of Motion, ArticularIntervertebral Disc DegenerationMuscular Dystrophy, DuchenneBiomechanical PhenomenaSpinal Cord CompressionOcular Motility DisordersSpinal StenosisBone WiresWeight-BearingMonitoring, IntraoperativeSynapsesMusculoskeletal AbnormalitiesHipPreoperative CareSpinal DysraphismCasts, SurgicalNeurosurgical ProceduresThoracic DiseasesReceptor, Melatonin, MT2HippocampusFibrous Dysplasia of BoneRadiography, ThoracicOrthopedicsCerebral PalsySeverity of Illness IndexDislocationsTorsion AbnormalityDisease ProgressionScoliosisAbsorptiometry, PhotonAbnormalities, MultipleContractureBone TransplantationSpinal CordRett SyndromeIliumNeuronavigationSpinal Cord NeoplasmsPostural BalanceTwins, ConjoinedOrthopedic EquipmentObserver VariationProspective Studies