Spinal Cord CompressionSpinal StenosisSpinal CordSpinal NeoplasmsLaminectomySpinal Cord InjuriesSpinal Cord DiseasesSpinal Cord NeoplasmsDecompression, SurgicalCervical VertebraeThoracic VertebraeSpinal CanalMyelographyEpidural NeoplasmsSpinal DiseasesLumbar VertebraeParaplegiaEpidural SpaceSpinal OsteophytosisMagnetic Resonance ImagingHematopoiesis, ExtramedullarySpinal FusionScheuermann DiseaseLigamentum FlavumHematoma, Epidural, SpinalSpondylosisParaparesisHyperostosisRadiculopathyTreatment OutcomeSpondylolisthesisSpinal Nerve RootsNeurosurgical ProceduresOsteochondromaRheumatic NoduleOdontoid ProcessIntervertebral Disc DisplacementQuadriplegiaSpineBalloon EmbolectomyLumbosacral RegionCarotid StenosisTuberculosis, SpinalInjections, EpiduralTomography, X-Ray ComputedAortic Valve StenosisNerve Compression SyndromesInjections, SpinalEpidural AbscessParaparesis, Tropical SpasticBone NeoplasmsRetrospective StudiesSpinal FracturesOssification of Posterior Longitudinal LigamentExostoses, Multiple HereditaryArachnoid CystsArachnoidDiphosphonatesRecovery of FunctionSpinal Cord IschemiaHemangiomaDura MaterData CompressionFractures, SpontaneousSpinal NervesCoronary StenosisIntervertebral DiscTime FactorsPain MeasurementSciaticaTracheal StenosisOrthopedic ProceduresCervical AtlasAnesthesia, SpinalPolyradiculopathyMyelitisOssification, HeterotopicPainUmbilical CordFollow-Up StudiesLow Back PainDisability EvaluationProspective StudiesFatal OutcomeCauda EquinaConstriction, PathologicStockings, CompressionOrthopedic Fixation DevicesIntermittent ClaudicationMotor NeuronsAtlanto-Axial JointCancer Care FacilitiesLongitudinal LigamentsBack PainPrognosisSacrumDiskectomyPostoperative ComplicationsFractures, CompressionDisease Models, Animal