Fate of the Hypoplastic Proximal Aortic Arch in Infants Undergoing Repair for Coarctation of the Aorta Through a Left Thoracotomy

The hypoplastic PAA segment in patients with CoA/THAA grew significantly after EEEA but remained smaller than in those without THAA. Our data support that CoA and PAA with z-scores as small as −6 can be repaired through a thoracotomy approach with a low risk of reintervention.