Eight-month-old boy with irritability after feeding.
Here are some CT images. Click to enlarge.
Findings: Lateral CXR demonstrates a posterior impression (anterior displacement) on the trachea. The upper GI study demonstrates an oblique impression on the posterior aspect of the esophagus, coursing from the right inferior to left superior.
The CT chest demonstrates a right aortic arch with aberrant left subclavian artery.
- Right aortic arch with aberrant left subclavian artery
- Left aortic arch with aberrant right subclavian artery
- Right aortic arch with mirror image branching
- Double aortic arch
Diagnosis: Right aortic arch with aberrant left subclavian artery