Neonatal Death Caused by Interrupted Aortic Arch Associated With 22q11.2 Deletion Syndrome

AbstractA case of clinically unsuspected fatal interrupted aortic arch (IAA) is described. A 17-day-old Japanese girl unexpectedly entered respiratory arrest at home. On autopsy, the heart was hypertrophic, with no apparent connection between the ascending and descending aortas. The ascending aorta