Spinal Cord CompressionSpinal CanalSpinal StenosisSpinal CordLaminectomyLigamentum FlavumSpinal NeoplasmsCervical VertebraeDecompression, SurgicalSpinal Cord InjuriesSpinal Cord NeoplasmsSpinal Cord DiseasesLumbar VertebraeThoracic VertebraePolyradiculopathyCauda EquinaSpondylosisMyelographyEpidural NeoplasmsMagnetic Resonance ImagingSpinal DiseasesEpidural SpaceParaplegiaHematopoiesis, ExtramedullarySpinal FusionScheuermann DiseaseHematoma, Epidural, SpinalNerve Compression SyndromesLumbosacral RegionSpinal Nerve RootsIntervertebral Disc DisplacementRadiculopathyParaparesisHyperostosisSpinal FracturesTomography, X-Ray ComputedSpineRheumatic NoduleTreatment OutcomeQuadriplegiaOsteochondromaBalloon EmbolectomyCarotid StenosisOdontoid ProcessSemicircular CanalsTuberculosis, SpinalAortic Valve StenosisEpidural AbscessBone NeoplasmsSpinal OsteophytosisExostoses, Multiple HereditaryArachnoidNeurosurgical ProceduresArachnoid CystsInjections, SpinalDiphosphonatesHemangiomaData CompressionEar CanalSpinal Cord IschemiaBrown-Sequard SyndromeFractures, SpontaneousLongitudinal LigamentsSpinal NervesCoronary StenosisRecovery of FunctionRetrospective StudiesCervical AtlasTracheal StenosisDura MaterIntervertebral DiscSpinal InjuriesFractures, CompressionAnesthesia, SpinalOssification of Posterior Longitudinal LigamentUmbilical CordTime FactorsLow Back PainStockings, CompressionConstriction, PathologicRoot Canal PreparationAxisFatal OutcomeMotor NeuronsKyphosisOssification, HeterotopicCancer Care FacilitiesAtlanto-Axial JointSacrumPyloric StenosisDisease Models, AnimalMitral Valve StenosisSpinal Cord RegenerationPulmonary Valve StenosisArnold-Chiari MalformationInternal Fixators