Injections, EpiduralRadiculopathySteroidsTriamcinoloneEpidural SpaceSciaticaSpinal StenosisFluoroscopyLumbar VertebraeLumbosacral RegionLow Back PainBack PainIntervertebral Disc DisplacementRadiography, InterventionalFlushingBetamethasoneAnesthetics, LocalWrestlingAdrenal Cortex HormonesInjectionsInjections, Intra-ArticularGlucocorticoidsSpinal Nerve RootsPain MeasurementInflammationMethylprednisoloneSpinal CordLidocaineTriamcinolone AcetonideAnti-Inflammatory AgentsPain ClinicsPain ManagementTreatment OutcomeParamethasoneInjections, SpinalCervical VertebraeInjections, IntralesionalPainSpinal Cord InjuriesRetrospective StudiesDisability EvaluationProspective StudiesInjections, IntramuscularCoccyxNeedlesInjections, IntravenousTime FactorsPolydipsiaTennis ElbowCarpal Tunnel SyndromeFasciitis, PlantarTendinopathyTrigger Finger DisorderChalazionInflammation MediatorsDouble-Blind MethodTietze's SyndromeHeelBursitisCarpal JointsSacrococcygeal RegionSaline Solution, HypertonicInjections, SubcutaneousChronic DiseaseDisease Models, AnimalNerve BlockShoulder PainSpinal NervesInjections, IntraperitonealNeck PainAnesthesia, SpinalMagnetic Resonance ImagingSpinal Cord DiseasesTibial NeuropathyRats, Sprague-DawleyMice, Inbred C57BLUnited StatesDecompression, SurgicalGonadal Steroid HormonesShoulder JointSpinal Cord NeoplasmsTenosynovitisSpinal CanalSpinal DiseasesReceptors, SteroidSpinal Cord CompressionInjections, IntradermalInjections, IntraventricularSpinal NeoplasmsAnalgesicsDexamethasone