Cardiovascular Anomalies Detected in 29 Patients Diagnosed With a Chromosome 22q11 Deletion Beyond 6 Months of Age

Cardiovascular AnomalyNumber of PatientsAge at Diagnosis (Years)
Right aortic arch with aberrant left subclavian artery and left-sided ligamentum arteriosum (vascular ring)30.8, 2.6, 3.1
Right aortic arch with mirror image branching of the brachiocephalic vessels (no ring)*31.4, 2.1, 17
Left aortic arch with aberrant right subclavian artery (no ring)41, 1.8, 5.2, 27
Left superior vena cava draining to the coronary sinus11.3
  • * One of these patients also had a patent right-sided ductus arteriosus and underwent transcatheter coil occlusion.

  • One of these patients also had a small patent left-sided ductus arteriosus that has not yet prompted intervention.