SpondylolisthesisSpondylolysisLumbar VertebraeSpinal FusionSpinal StenosisSacrumDecompression, SurgicalCarotid StenosisZygapophyseal JointLordosisLaminectomyAxisAortic Valve StenosisBone ScrewsInternal FixatorsLumbosacral RegionCoronary StenosisSpinal DiseasesTracheal StenosisSpineIntervertebral Disc DisplacementSpinal CanalIntervertebral Disc DegenerationIntervertebral DiscOrthopedic Fixation DevicesRadiculopathySpinal CurvaturesLow Back PainBack PainTreatment OutcomeIliumPyloric StenosisMitral Valve StenosisSpina Bifida OccultaScoliosisConstriction, PathologicPulmonary Valve StenosisSynovial CystPostoperative ComplicationsRetrospective StudiesBone TransplantationDisability EvaluationKyphosisPelvisFollow-Up StudiesJoint InstabilityTomography, X-Ray ComputedSciaticaOsteoarthritis, SpineCausalityPseudarthrosisSeverity of Illness IndexMagnetic Resonance ImagingOrthopedic ProceduresSurgical Procedures, Minimally InvasiveDura MaterCervical VertebraePain MeasurementNeurosurgical ProceduresSpondylosisBracesCollagen Type IXSpinal FracturesBone MalalignmentNeurofibromatosesProspective StudiesUrinary Bladder, Neurogenic