DiGeorge phenotype in the absence of 22q11 deletion - a case report.

DiGeorge syndrome is polytopic developmental field defect which is usually associated with 22q11.2 microdeletion. However, this phenotype may be caused by other conditions. We report such a case and briefly review these alternative causes for this particular phenotype.

The rarest aortic arch anomaly a case report of asymptomatic isolation of the subclavian artery.

We present a rare case of isolated right subclavian artery arising from a right-sided patent arterial duct in a patient with DiGeorge syndrome, diagnosed on cardiac CT, along with potential complications and management approaches.