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Thirty third Case – what is it?
Right Aortic Arch (with aberrant left subclavian artery)

• radiographic findings: right Arch, Retroesophageal indentation, Diverticulum of kommerell (aortic diverticulum at origin of aberrant subclavian artery; case review series no. 3)
• Associated with CHD in 10%: Tetralogy of Fallot (70%), ASD, VSD, Coarctation

Vascular Rings and Slings

• Vascular rings and slings are anomalies in which there is complete encirclement of the trachea and esophagus by the AA and its branches or PA. Symptoms are usually due to tracheal compression

• Symptomatic (require surgery)
  • Double AA
  • Right arch + aberrant LSA + PDA
  • Pulmonary Sling

• Asymptomatic
  • Anomalous innominate artery
  • Anomalous left common carotid
  • Left arch + aberrant RSA
  • Right arch + aberrant LSA

Further examples

Further examples