Cervical aorta presenting as superior mediastinal mass: diagnosis by echography.
D001013:Aorta, Thoracic / Q000002:abnormalities*; D001027:Aortography; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008479:Mediastinal Neoplasms / Q000175:diagnosis; D008875:Middle Aged; D014463:Ultrasonography