Cerebral Arterial DiseasesPeripheral Arterial DiseasePeripheral Vascular DiseasesIntermittent ClaudicationAnkle Brachial IndexCerebral ArteriesAnkleArterial Occlusive DiseasesCerebral InfarctionLower ExtremityCerebral PalsyLegCerebrovascular CirculationBrainMiddle Cerebral ArteryBrachial ArteryNeuronsBrain IschemiaIschemiaCerebral AngiographyInfarction, Middle Cerebral ArteryTibial ArteriesRisk FactorsMalaria, CerebralWalkingTime FactorsCerebral VeinsAmputationVascular DiseasesIntracranial Arterial DiseasesFemoral ArteryBlood PressureCerebral HemorrhageProspective StudiesToesThromboangiitis ObliteransArteriesPopliteal ArteryRats, Sprague-DawleyBlood Flow VelocityIschemic Attack, TransientCerebrovascular DisordersFollow-Up StudiesTreatment OutcomeSeverity of Illness IndexMagnetic Resonance ImagingNeuronal PlasticityHippocampusRegional Blood FlowVascular Surgical ProceduresNerve Tissue ProteinsStrokeDiabetic AngiopathiesDisease Models, AnimalArteriosclerosis ObliteransAtherosclerosisPrevalencePerinephritisMagnetic Resonance AngiographyArteriosclerosisRisk AssessmentBiological MarkersExercise TestNeuroprotective AgentsCardiovascular DiseasesPredictive Value of TestsPhotoplethysmographyCells, CulturedCarotid Artery DiseasesAngiographyNitric Oxide Synthase Type IConstriction, PathologicAngioplasty, BalloonCross-Sectional StudiesPlatelet Aggregation InhibitorsBlood Gas Monitoring, TranscutaneousAnterior Cerebral ArteryCerebral Amyloid AngiopathyUltrasonography, Doppler, DuplexAngiography, Digital SubtractionBrain EdemaCase-Control StudiesImmunohistochemistryPosterior Cerebral ArteryUltrasonography, DopplerMice, Inbred C57BLCerebral CortexBrain DiseasesCerebral VentriclesNeurogliaTomography, X-Ray ComputedRats, WistarSubarachnoid HemorrhageCell DeathSpectroscopy, Near-InfraredAspirinCarotid ArteriesLeg UlcerNebraskaLimb Salvage