A rare case of a 79-year old women with dysphagia and dyspnea secondary to compression of the esophagus by an aberrant right subclavian artery (ARSA, A. lusoria) is presented. This abnormality is generally silent and often an incidental x-ray finding. ...
Summary: An aberrant right subclavian artery (ARSA) is a rare anatomical variation of the aortic arch. Although an incidental finding and asymptomatic in the majority of individuals, an ARSA can cause troubling symptoms during both ...