Spinal Cord CompressionSpinal StenosisSpinal CordSpinal NeoplasmsLaminectomySpinal Cord InjuriesSpinal Cord DiseasesSpinal Cord NeoplasmsDecompression, SurgicalCervical VertebraeThoracic VertebraeSpinal CanalMyelographyEpidural NeoplasmsSpinal DiseasesLumbar VertebraeParaplegiaEpidural SpaceSpinal OsteophytosisHematopoiesis, ExtramedullaryMagnetic Resonance ImagingSpinal FusionScheuermann DiseaseLigamentum FlavumHematoma, Epidural, SpinalSpondylosisParaparesisHyperostosisRadiculopathyTreatment OutcomeNeurosurgical ProceduresSpondylolisthesisSpinal Nerve RootsOsteochondromaRheumatic NoduleOdontoid ProcessIntervertebral Disc DisplacementQuadriplegiaSpineBalloon EmbolectomyLumbosacral RegionCarotid StenosisTuberculosis, SpinalInjections, EpiduralAortic Valve StenosisNerve Compression SyndromesInjections, SpinalEpidural AbscessTomography, X-Ray ComputedParaparesis, Tropical SpasticBone NeoplasmsSpinal FracturesOssification of Posterior Longitudinal LigamentExostoses, Multiple HereditaryArachnoid CystsArachnoidDiphosphonatesRetrospective StudiesRecovery of FunctionSpinal Cord IschemiaHemangiomaDura MaterData CompressionFractures, SpontaneousSpinal NervesCoronary StenosisIntervertebral DiscSciaticaTracheal StenosisPain MeasurementOrthopedic ProceduresTime FactorsCervical AtlasAnesthesia, SpinalPolyradiculopathyMyelitisOssification, HeterotopicUmbilical CordLow Back PainPainDisability EvaluationFatal OutcomeCauda EquinaStockings, CompressionConstriction, PathologicOrthopedic Fixation DevicesFollow-Up StudiesMotor NeuronsAtlanto-Axial JointIntermittent ClaudicationCancer Care FacilitiesLongitudinal LigamentsProspective StudiesSacrumDiskectomyBack PainFractures, CompressionPostoperative ComplicationsKyphosisPrognosis