Kindly suggest what this report says and what should be d next step Narrowing of the upper esophagus by extrinsic structures possibly due to aberrant vasculature such as aberrant left subclavian artery in combination with aorta with consequent dysphagia lusoria versus other mediastinal mass. Recommend chest CT for further evaluation. At the junction of the upper and middle thirds of the esophagus there is smooth bordered rounded impressions upon both anterior and posterior aspects of the esophagus