LaminectomySpinal Cord CompressionDecompression, SurgicalSpinal StenosisLumbar VertebraeLigamentum FlavumCervical VertebraeThoracic VertebraeEpidural SpaceArachnoiditisDura MaterSpinal CanalSpinal Cord DiseasesSpinal Cord NeoplasmsSpinal NeoplasmsCauda EquinaMyelographySpinal OsteophytosisIntervertebral Disc DisplacementSpinal FusionLumbosacral RegionSpondylolisthesisCervical AtlasHematoma, Epidural, SpinalSpinal DiseasesSpinal Nerve RootsSacrumOssification of Posterior Longitudinal LigamentFailed Back Surgery SyndromeTorsion, MechanicalParaparesisOssification, HeterotopicSpineDiskectomyRadiculopathySyringomyeliaInternal FixatorsParaplegiaNeurosurgical ProceduresEpidural AbscessTissue AdhesionsPolyradiculopathySpinal Cord InjuriesKyphosisSciaticaSpinal CordMagnetic Resonance ImagingCadaverArachnoidPostoperative ComplicationsLongitudinal LigamentsBack PainSpondylosisArachnoid CystsTabes DorsalisMeningoceleForaminotomyIntervertebral Disc DegenerationTreatment OutcomeAtlanto-Axial JointArnold-Chiari MalformationZygapophyseal JointLordosisOdontoid ProcessNerve Compression SyndromesShear StrengthSynovial CystDislocationsPlatybasiaTuberculosis, SpinalIntervertebral Disc