Femur HeadFemur Head NecrosisFemurHeadHead and Neck NeoplasmsLegg-Calve-Perthes DiseaseHip JointFemoral Neck FracturesBone BanksOsteotomyArthroplasty, Replacement, HipAcetabulumHip ProsthesisHip Dislocation, CongenitalHip DislocationFemoral FracturesFemur NeckBone TransplantationHead MovementsOsteoarthritis, HipOsteonecrosisEpiphysesProsthesis FailurePolyethyleneProsthesis DesignDromaiidaeChromium AlloysSperm HeadFemoral NeoplasmsHip FracturesIliumHip InjuriesTractionFracture Fixation, InternalReoperationAluminum OxidePolyethylenesRange of Motion, ArticularFibulaFractures, StressCartilage, ArticularFemoracetabular ImpingementHead Injuries, ClosedWeight-BearingTreatment OutcomeBone ScrewsBiomechanical PhenomenaCraniocerebral TraumaRetrospective StudiesFollow-Up StudiesZirconiumHumerusArthroplastyBone DensityLeg Length InequalityBone NailsEpiphyses, SlippedTechnetium Tc 99m MedronateFracture HealingMagnetic Resonance ImagingHipTomography, X-Ray ComputedCeramicsOsteochondritisMetal-on-Metal Joint ProsthesesEquipment Failure AnalysisBone and BonesBone CementsCementationFracture Fixation, IntramedullaryPelvic BonesPostoperative ComplicationsDecompression, SurgicalOsteolysisStress, MechanicalAllograftsTime FactorsRotationOssification, HeterotopicBone Diseases, DevelopmentalFractures, SpontaneousBone RegenerationJoint DiseasesFractures, ComminutedOrthopedic ProceduresDiaphysesOsteoarthritisModels, AnatomicFracture FixationAutograftsTibiaBone RemodelingBone PlatesCartilage DiseasesRecovery of FunctionJoint Deformities, AcquiredDislocationsOsteoporosisMethylprednisoloneCarcinoma, Squamous Cell