Vertebral Artery DissectionVertebral ArteryVertebrobasilar InsufficiencyAneurysm, DissectingDissectionArteriesBasilar ArterySubclavian ArteryCerebral AngiographySubclavian Steal SyndromeCarotid Artery, Internal, DissectionLateral Medullary SyndromeMagnetic Resonance AngiographyCarotid ArteriesAngiographyCarotid Artery, InternalIntracranial AneurysmCerebral ArteriesPulmonary ArteryNeck DissectionTomography, X-Ray ComputedAngiography, Digital SubtractionCervical VertebraeBrain Stem InfarctionsEmbolization, TherapeuticArterial Occlusive DiseasesNeck InjuriesCervical AtlasSubarachnoid HemorrhageAortic AneurysmFibromuscular DysplasiaRenal ArteryFemoral ArteryAxisStentsAneurysm, RupturedMesenteric ArteriesCarotid Artery, CommonCarotid Artery DiseasesOccipital BoneMammary ArteriesTreatment OutcomeCerebellar DiseasesAneurysm, FalseIliac Artery