Repair of primum ASD with cleft mitral valve

Primum atrial septal defect (ASD) is a common congenital cardiac anomaly that is typically repaired in the first years of life. Operative correction typically involves patch closure of the septal defect and closure of the left atrioventricular valve cleft. Symptoms in the first months of life should alert one to the possibility of associated left-side obstructive lesions which may complicate management and outcome