Spinal Cord CompressionSpinal OsteophytosisSpondylosisEuthanasia, AnimalCervical VertebraeLaminectomySpinal Cord DiseasesDecompression, SurgicalSpinal CordSpinal CanalMyelographySpinal Cord InjuriesDiskectomySpinal NeoplasmsSpinal FusionOssification of Posterior Longitudinal LigamentLordosisDislocationsSpinal Cord NeoplasmsElectrodiagnosisRadiculopathyLongitudinal LigamentsThoracic VertebraeKyphosisSpinal StenosisMagnetic Resonance ImagingTreatment OutcomeEvoked Potentials, SomatosensoryRecovery of FunctionEpidural NeoplasmsHip DislocationParaplegiaSpinal DiseasesShoulder DislocationEpidural SpaceHematopoiesis, ExtramedullaryCicatrixRetrospective StudiesPostoperative ComplicationsHematoma, Epidural, SpinalScheuermann DiseaseAthetosisFollow-Up StudiesKnee DislocationAdenomatous Polyposis Coli ProteinParaparesisGlial Fibrillary Acidic ProteinQuadriplegiaHyperostosisSpinal Cord IschemiaOdontoid ProcessOsteochondromaRheumatic NoduleNeurosurgical ProceduresHip Dislocation, CongenitalBalloon EmbolectomyInjections, SpinalTuberculosis, SpinalSpinal Nerve RootsSpinePatellar DislocationEpidural AbscessBone NeoplasmsParaparesis, Tropical SpasticArachnoidArachnoid CystsExostoses, Multiple HereditaryUmbilical CordLigamentum FlavumSpinal FracturesDiphosphonatesSpinal NervesHemangiomaTomography, X-Ray ComputedLumbar VertebraeMyelitisNerve Compression SyndromesData CompressionMotor NeuronsAtlanto-Axial JointIntervertebral Disc DisplacementCervical AtlasFractures, SpontaneousSpinal Cord RegenerationSpinal InjuriesSpondylitisOssification, HeterotopicSpondylolysisTime Factors