Cauda EquinaPolyradiculopathySpinal Cord NeoplasmsConus SnailSpinal Cord CompressionPeripheral Nervous System NeoplasmsSpinal Cord DiseasesLaminectomyLumbar VertebraeSacrumLumbosacral RegionSpinal CordNeurilemmomaSpina Bifida OccultaNerve Compression SyndromesSpinal Nerve RootsMyelitis, TransverseSpinal DysraphismMagnetic Resonance ImagingUrodynamicsMollusk VenomsMuscle WeaknessNeurologic ExaminationThoracic VertebraeConotoxinsNeurosurgical ProceduresEpendymomaMyelographyDecompression, SurgicalSpinal StenosisForensic BallisticsParaparesisRadiculopathyElectrodiagnosisDura MaterSpinal DiseasesTruncus ArteriosusUrinary Bladder, NeurogenicMeningoceleParagangliomaWounds, GunshotIntervertebral Disc DisplacementUltrasonography, PrenatalParesthesiaSperm MaturationHyperostosis, Diffuse Idiopathic SkeletalReplantationLigamentum FlavumSynovial CystParaganglioma, Extra-Adrenal