Method 2013-2014: 23 congenital cardiac patients underwent heart transplantation. 13 of them: previous univentricular palliation: hypoplastic left heart syndrome (n = 8), dtransposition of great arteries+criss-cross-heart (n = 1), unbalanced atrioventricular septal defect (n = 1), pulmonary atresia+intact ventricular septum (n = 1) and grown-up patients (GUCH) (n = 2: 1 double-inlet-leftventric...