Spinal Cord CompressionCervical VertebraeSpinal CordSpinal Cord InjuriesSpinal NeoplasmsSpinal Cord NeoplasmsLaminectomyThoracic VertebraeSpinal Cord DiseasesSpinal CanalMyelographyEpidural NeoplasmsQuadriplegiaDecompression, SurgicalSpinal DiseasesParaplegiaMagnetic Resonance ImagingHematopoiesis, ExtramedullaryEpidural SpaceScheuermann DiseaseHematoma, Epidural, SpinalPhrenic NerveHyperostosisRecovery of FunctionParaparesisRheumatic NoduleMyelitisForelimbOsteochondromaEpidural AbscessBalloon EmbolectomySpondylosisAnterior Horn CellsParalysisOdontoid ProcessMotor NeuronsArachnoid CystsSpinal InjuriesBone NeoplasmsExostoses, Multiple HereditaryRetinal DegenerationNerve DegenerationSpinal FusionDiphosphonatesMacular DegenerationNeckArachnoidTuberculosis, SpinalContusionsTreatment OutcomeHemangiomaSpinal Nerve RootsData CompressionNeurosurgical ProceduresSpinal OsteophytosisTomography, X-Ray ComputedSpineDisease Models, AnimalFractures, SpontaneousFatal OutcomeRespiratory ParalysisPyramidal TractsNerve Compression SyndromesRats, Sprague-DawleySpinal StenosisSpinal FracturesSpinal Cord StimulationTime FactorsKlippel-Feil SyndromeRed NucleusAxonsLumbar VertebraeNeck InjuriesIntervertebral DiscRetrospective StudiesDura MaterSpinal Cord IschemiaUmbilical Cord