Lower ExtremityLegExtremitiesUpper ExtremityLeg InjuriesAmputationLimb SalvageIschemiaPeripheral Vascular DiseasesBones of Lower ExtremityLimb BudsLeg BonesVascular Surgical ProceduresArmGaitVeinsFemoral VeinPeripheral Arterial DiseaseWalkingAmputeesFemoral ArteryTreatment OutcomeFootBiomechanical PhenomenaIntermittent ClaudicationPopliteal VeinArterial Occlusive DiseasesTibial ArteriesPopliteal ArteryKneeLeg UlcerMuscle, SkeletalAnkle JointToesUltrasonography, Doppler, DuplexVenous InsufficiencyArm InjuriesPhantom LimbVenous ThrombosisGangreneDiabetic FootAnkleLimb Deformities, CongenitalMuscle StrengthLower Extremity Deformities, CongenitalVascular PatencyKnee JointElectromyographyRetrospective StudiesPostureThighArtificial LimbsAthletic InjuriesTime FactorsLymphedemaVaricose VeinsFoot InjuriesSaphenous VeinMovementProspective StudiesMuscle SpasticityFoot BonesIliac VeinTibiaRecovery of FunctionRange of Motion, ArticularShoesHip JointAnkle Brachial IndexAngiographyHemiplegiaParesisThrombophlebitisPhlebographyArteriosclerosis ObliteransFollow-Up StudiesAtherectomyHipPostural BalanceBones of Upper ExtremityReoperationIliac ArteryMobility LimitationPatellofemoral Pain SyndromeParaplegiaMuscle WeaknessSoft Tissue NeoplasmsRisk FactorsWeight-BearingLeg Length InequalityFibulaFasciaSarcomaSoft Tissue InjuriesVascular System InjuriesParaparesisPostoperative ComplicationsKlippel-Trenaunay-Weber SyndromeFractures, BoneOrthotic Devices