ParaparesisParaparesis, SpasticParaparesis, Tropical SpasticHuman T-lymphotropic virus 1HTLV-I InfectionsParaplegiaSpinal Cord DiseasesGene Products, taxHTLV-I AntibodiesHematoma, Epidural, SpinalSpastic Paraplegia, HereditaryProvirusesSpinal Cord IschemiaLaminectomyCarrier StateThoracic VertebraeEpidural SpaceMuscle SpasticitySpinal Cord CompressionSkin Diseases, ViralLeukemia-Lymphoma, Adult T-CellReflex, BabinskiLigamentum FlavumPolyradiculopathyDecompression, SurgicalParalysisGenes, pXLipomatosisSpinal Cord NeoplasmsMartiniqueMyelitisDeltaretrovirus AntibodiesMagnetic Resonance ImagingAortic Aneurysm, ThoracicJamaicaNeurologic ExaminationManihotSpinal CordBrachial Plexus NeuritisDeltaretrovirus InfectionsDeltaretrovirus AntigensHTLV-II InfectionsMyelitis, TransverseNeopterinSpinal Cord Vascular DiseasesParesisCisterna MagnaViral LoadHematoma, Subdural, SpinalHTLV-I AntigensTreatment OutcomeSymptom AssessmentTuberculomaDepressionCauda EquinaDura MaterOssification, HeterotopicHuman T-lymphotropic virus 2Spinal CanalMyelographyCentral Nervous System Vascular MalformationsLeukocytes, MononuclearTuberculosis, SpinalSpinal DiseasesPedigreeSpinal NeoplasmsArachnoid CystsAneurysm, DissectingTime FactorsCerebrospinal FluidQuestionnairesTomography, X-Ray ComputedDNA, ViralGene Products, rexSeverity of Illness IndexRisk FactorsFollow-Up StudiesBehavioral SymptomsPsychiatric Status Rating ScalesPolymerase Chain ReactionRetrospective StudiesNeurosurgical ProceduresCervical VertebraePostoperative ComplicationsAge of OnsetRetroviridae Proteins, Oncogenic