LaminectomySpinal Nerve RootsLumbar VertebraeDecompression, SurgicalSpinal Cord CompressionSpinal StenosisNerve Compression SyndromesIntervertebral Disc DisplacementCauda EquinaCervical VertebraeEpidural SpaceSciaticaLumbosacral RegionSpinal CanalSacrumLigamentum FlavumMyelographyDura MaterSciatic NerveNerve BlockThoracic VertebraeLumbosacral PlexusSpinal Cord NeoplasmsDiskectomyPeripheral NervesSpinal Cord DiseasesSpinal NeoplasmsSpinal OsteophytosisSpinal FusionSpinal DiseasesArachnoiditisNerve FibersSpondylolisthesisPolyradiculopathyOptic NerveMagnetic Resonance ImagingCervical AtlasCadaverSpinal CordNeurosurgical ProceduresTooth RootNerve RegenerationTreatment OutcomeIntervertebral DiscLow Back PainSpineTrigeminal NerveHematoma, Epidural, SpinalTissue AdhesionsForaminotomyArachnoidFacial NerveRadiculopathyPeripheral Nervous System NeoplasmsTibial NerveSural NerveBack PainPostoperative ComplicationsSpinal NervesOssification of Posterior Longitudinal LigamentZygapophyseal JointFailed Back Surgery SyndromeSpondylosisInternal FixatorsSpinal Cord InjuriesCervical PlexusFluoroscopyTorsion, MechanicalOssification, HeterotopicNerve EndingsParaparesisMedian NervePeripheral Nerve InjuriesLongitudinal LigamentsNerve CrushTomography, X-Ray ComputedArachnoid CystsSyringomyeliaUlnar NerveParaplegiaBrachial PlexusSurgical Procedures, Minimally InvasiveFemoral NerveRetrospective StudiesEpidural AbscessKyphosisNeurilemmomaSynovial CystPain MeasurementOrthopedic ProceduresGanglia, SpinalNerve Growth FactorThoracic NervesNerve Growth FactorsMicrosurgeryNeural ConductionPlant Root CapRoot ResorptionMeningoceleTabes Dorsalis