PMC4900311_01
Contrast enhanced computerized tomography axial section image showing the double aortic arch (DAA, marked by white arrow) encircling the trachea (T, marked by white arrow)
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F1
CT scan. Computerized tomography scan detected the presence of vascular ring surrounding the trachea [Figure 1].
Computerized tomography reconstruction arteriography anterior view showing the right (R) and left (L) aortic arch making a vascular ring
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F2
Reconstruction of CT arteriography showed both right and left aortic arches around the trachea [Figures 2 and 3].
Computerized tomography reconstruction arteriography posterior view showing the bigger right (R) and smaller left (L) aortic arch
ACA-18-111-g003.jpg
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F3
Reconstruction of CT arteriography showed both right and left aortic arches around the trachea [Figures 2 and 3].