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Fig. 2B. —Double aortic arch in 17-year-old boy with wheezing and
abnormal chest radiograph. Accuracies for diagnoses for all observers and
image types were 100%. Axial lung window CT image obtained at midtracheal
level shows both right (R) and left (L) limbs of double aortic arch
surrounding trachea (T) and esophagus (E). At this level, bilateral tracheal
compression is present.
