Isolated Left Innominate Artery with a Right Arch and Bilateral Patent Arterial Ducts in a Patient with 22q11 Microdeletion: Report of a Rare Case.

Isolated left innominate artery with right-sided aortic arch and bilateral patent ducts is a rare congenital abnormality. It has been described in association with various intracardiac lesions. In this report we describe the clinical presentation, investigations, and surgical management of a very peculiar case of a 4-year-old female with isolated left brachiocephalic trunk and bilateral patent arterial ducts without associated congenital heart defect, in the setting of 22q11 microdeletion.