Spinal Cord DiseasesFractures, CompressionSpinal Cord CompressionIntervertebral Disc DegenerationIntervertebral DiscIntervertebral Disc DisplacementSpinal FracturesLumbar VertebraeSpinal CordVertebroplastySpinal FusionKyphoplastyMuscular Atrophy, SpinalSpinal DiseasesSpinal Cord InjuriesDiskectomySMN Complex ProteinsOsteoporotic FracturesFractures, SpontaneousTotal Disc ReplacementInternal FixatorsPolymethyl MethacrylateBone CementsFibrocartilageThoracic VertebraeProsthesis ImplantationProstheses and ImplantsSurvival of Motor Neuron 1 ProteinSpineCervical VertebraeFractures, BoneIridoid GlycosidesSpondylolisthesisLow Back PainSpondylosisOsteoporosisFracture HealingBack PainArthroplastySacrumSpinal NeoplasmsTreatment OutcomeSpinal InjuriesHip FracturesSpinal StenosisMagnetic Resonance ImagingRibonucleoproteins, Small NuclearPain MeasurementKyphosisFracture Fixation, InternalMotor NeuronsBone ScrewsFemoral FracturesBiomechanical PhenomenaFracture FixationDisability EvaluationAggrecansRange of Motion, Articular