Venous InsufficiencyVaricose UlcerVaricose VeinsVenous PressureLegPhlebographyChronic DiseasePostphlebitic SyndromeBandagesFemoral VeinAdrenal InsufficiencyUltrasonography, Doppler, DuplexGravity SuitsLeg UlcerPlethysmographySaphenous VeinAzygos VeinIliac VeinPopliteal VeinVeinsRenal InsufficiencyFoot DermatosesStockings, CompressionVenous ValvesExocrine Pancreatic InsufficiencyJugular VeinsUltrasonography, Doppler, ColorCerebral VeinsPlacental InsufficiencyTourniquetsLaser TherapySclerotherapyVenous ThrombosisPostthrombotic SyndromeHealth ResortsAirLower ExtremityAnatomic VariationSeverity of Illness IndexEdemaTreatment OutcomePhotoplethysmographyVascular Surgical ProceduresMultiple SclerosisRutinWound HealingPeriostitisUltrasonography, DopplerTime FactorsRegional Blood FlowSclerosing SolutionsOnychomycosisConstriction, PathologicNursing AssessmentVascular MalformationsSubcutaneous TissueProspective StudiesAnkleFollow-Up StudiesLigationMultiple Sclerosis, Chronic ProgressiveThrombophlebitisMultiple Sclerosis, Relapsing-RemittingVascular DiseasesEndoscopyFootCatheterization, PeripheralRetrospective StudiesRisk FactorsPressureSkinVascular PatencyPrimary Ovarian InsufficiencyHepatic InsufficiencyHemodynamicsRecurrenceCase-Control StudiesBlood Flow VelocityAddison DiseaseQuality of LifePostoperative ComplicationsQuestionnairesPrevalenceUltrasonography, Doppler, TranscranialRespiratory InsufficiencyChi-Square DistributionCross-Sectional StudiesAortic Valve InsufficiencySpinal CordPreoperative Care