Tetralogy of fallot with right aortic arch and isolation of the left innominate artery from a left-sided patent ductus arteriosus

Isolation of the left innominate artery arising from the ductus arteriosus is a rare clinical entity with only nine cases being reported in the litera ture [5, 7, 8]. We describe a case consisting of tetralogy of Fallot, right aortic arch, and isolation of the left innominate artery arising from a le ft-sided ductus arteriosus which, to the best of our knowledge, has not bee n previously reported. The embryology of the aortic arch anomaly is reviewe d.