Giant Cell ArteritisTemporal ArteriesPolymyalgia RheumaticaArteritisTakayasu ArteritisArteritis Virus, EquineBlood SedimentationPrednisoloneGiant CellsBiopsyOptic Neuropathy, IschemicAxillary ArteryPolyarteritis NodosaGiant Cell Tumor of BoneAdrenal Cortex HormonesGiant Cell TumorsVascular HeadachesAdie SyndromeGranuloma, Giant CellUltrasonography, Doppler, ColorArterivirus InfectionsSubclavian ArteryMethylprednisoloneEcchymosisPrednisoneBlindnessSubclavian Steal SyndromeMydriasisScalpRetinal Artery OcclusionPathology Department, HospitalVasa VasorumVasculitisGlucocorticoids