An atrial septal defect of the secundum type is relatively common and occurs from failure of the septum secundum to develop. This results in a communication between the left and right atrium ...

Percutaneous closure seems to be the first line therapeutical option for uncomplicated secundum ASD. Summary algorithm for management of operated and non operated patients with different types of ...

although the best results can be expected when patients are treated before 25 years of age. Percutaneous closure seems to be the first line therapeutical option for uncomplicated secundum ASD.