What is the most likely diagnosis?
- 47 year-old with pulsatile left supraclavicular mass
Contrast-enhanced Axial CT of Upper Chest
- Bullous Disease
- Aberrant Left Subclavian Artery
- Lymphoma
- Thyroid Goiter
- Cervical Aortic Arch
Additional Image-Frontal Chest Radiograph
Additional Images
Frontal Chest Radiograph
Answer:
5. Cervical Aortic Arch
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Cervical Aortic Arch
General Considerations
- Rare congenital anomaly
- Usually defined as a supraclavicular position of the aortic arch
- More common on the right side
- 2:1 female:male predominance