Right aortic arch

Case contributed by RMH Core Conditions

Presentation

SLE. Chest pain ?PE.

Patient Data

Age: 30
Gender: Female
CT

Pulmonary angiogram

There are no pulmonary emboli. Note is made of a right-sided aortic arch with a retroesophageal course of the left subclavian artery. The cardiac apex is on the left. The lungs are clear. No airspace, interstitial or nodular disease. No pleural or pericardial effusion. No suspicious bone lesions.

Case Discussion

Right aortic arch are rare, occurring in ~0.1% of the population. There are three types:

  1. mirror image branching
  2. aberrant left subclavian artery (this case)
  3. isolation of the left subclavian artery 
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Case information

rID: 27935
Case created: 27th Feb 2014
Last edited: 13th Mar 2016
Systems: Chest, Vascular
Inclusion in quiz mode: Excluded

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