Cervical RibCervical Rib SyndromeRibsThoracic Outlet SyndromeSubclavian ArteryMarylandRib FracturesHorner SyndromeAbducens Nerve DiseasesMydriasisCarotid Artery, Internal, DissectionMiosisHypohidrosisHemifacial SpasmPancoast SyndromeGranuloma, Lethal MidlineStellate GanglionVibrationHand-Arm Vibration SyndromeRaynaud DiseaseFingersNational Institute for Occupational Safety and Health (U.S.)Laboratory InfectionOccupational Diseases