Femoral Neck FracturesFracture Fixation, InternalHemiarthroplastyFracture HealingFemur NeckHip FracturesArthroplasty, Replacement, HipFractures, BoneFemur HeadFemoral FracturesBone ScrewsFractures, ComminutedHip ProsthesisFemur Head NecrosisFractures, SpontaneousFracture FixationFractures, UnunitedHip DislocationHip JointReoperationBone DensityOsteoporotic FracturesBone NailsArthroplastySpinal FracturesOsteoporosisBone MalalignmentCementationRadius FracturesFractures, MalunitedTreatment OutcomePostoperative ComplicationsFracture Fixation, IntramedullaryProsthesis FailureFractures, StressBone PlatesRetrospective StudiesNeckFollow-Up StudiesOsteoarthritis, HipFemurOsteonecrosisBone CementsHead and Neck NeoplasmsDislocationsFibulaLeg Length InequalityOsteotomyOsteomalaciaDelayed DiagnosisProsthesis DesignOrthopedic ProceduresTime FactorsRecovery of FunctionAbsorptiometry, PhotonProspective StudiesAge FactorsRange of Motion, ArticularUlna FracturesTechnetium Tc 99m MedronateTime-to-TreatmentRisk FactorsLithuaniaJoint ProsthesisOsteoporosis, PostmenopausalDurapatiteLumbar VertebraeRib FracturesSkull FracturesAcetabulumBone TransplantationMandibular FracturesBone WiresNeck PainHipAccidental FallsMetacarpal BonesTooth FracturesMultiple TraumaBone Density Conservation AgentsBone Diseases, MetabolicFractures, CompressionFrail ElderlyIntra-Articular FracturesTalusJoint CapsuleAgingWeight-Bearing