RadiculopathySpinal Nerve RootsCervical VertebraeLumbar VertebraeIntervertebral Disc DisplacementSciatic NerveSpinal StenosisSpinal CanalNerve Compression SyndromesInjections, EpiduralTotal Disc ReplacementSpondylosisPeripheral NervesLumbosacral RegionNerve BlockLigamentum FlavumDiskectomySpinal OsteophytosisOptic NerveNerve FibersPost-Traumatic HeadacheElectrodiagnosisSciaticaIntervertebral DiscEpidural SpaceBrachial Plexus NeuritisLaminectomyLow Back PainNeck PainSpinal Cord CompressionSynovial CystForaminotomyPolyradiculopathyHematoma, Epidural, SpinalLumbosacral PlexusNerve RegenerationSacrumPain MeasurementZygapophyseal JointDecompression, SurgicalSpinal Cord DiseasesNerve EndingsSural NerveMedian NervePeripheral Nervous System DiseasesSpinal FusionFacial NerveNerve CrushPeripheral Nerve InjuriesSpinal DiseasesCauda EquinaTibial NerveUlnar NerveNeural ConductionMagnetic Resonance ImagingParaspinal MusclesBrachial Plexus NeuropathiesFemoral NerveTreatment OutcomeSpinal NervesMuscle WeaknessSpondylolisthesisMyelographyFluoroscopyDura MaterNerve Growth FactorTrigeminal NerveParesthesiaNerve Growth FactorsBack PainManipulation, SpinalMeningeal CarcinomatosisNeurosurgical ProceduresBursitisPhrenic NerveBrachial PlexusInternal FixatorsRadial NerveCranial NervesTarlov CystsOrthotic DevicesNeuralgiaFibrocartilageLameness, AnimalOphthalmic NervePhysical ExaminationMusculoskeletal ManipulationsNerve TissueTriamcinoloneMandibular NervePatient PositioningTomography, X-Ray ComputedSurgical Procedures, Minimally InvasiveArthroplastySteroids