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Aberrant right subclavian artery

Case contributed by Mohammad Taghi Niknejad
Diagnosis certain

Presentation

Work up for cough and breath shortness.

Patient Data

Age: 55 years
Gender: Male

The right subclavian artery is arising from the arch of aorta directly posterior to the esophagus.
Mild degenerative changes as osteophytosis are seen at the thoracic spine.

Case Discussion

Features on CT scan are consistent with aberrant right subclavian artery (ARSA) that is the most common aortic arch anomaly.

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