Right aortic arch and Kommerell's diverticulum.
D000328:Adult; D001013:Aorta, Thoracic / Q000002:abnormalities*; D004940:Esophageal Stenosis / Q000209:etiology; D005260:Female; D006801:Humans; D013348:Subclavian Artery / Q000002:abnormalities*