Over the years, various techniques have been developed for ASD closure, with transcatheter closure emerging as the preferred method due to its minimally invasive nature and favorable outcomes.

The optimal strategy for patients with secundum ASD larger than 38 mm still needs to be assessed, although an international registry of transcatheter closure has reported acceptable results.

Nietlispach F, Maisano F, Sorajja P, et al. Percutaneous paravalvular leak closure: chasing the chameleon. Eur Heart J 2016; 37(47): 3495–3502. 2. Cruz-Gonzalez I, Rama-Merchan JC, Calvert PA, et al.

Earlier, open heart surgeries were necessary to correct atrial septal defect or closure of holes in the heart. These defects were corrected by the latest transcatheter technique, which involves ...

Atrial septal defects (ASDs) are the second most common type of congenital heart disease. The most frequent variant of ASD, the ostium secundum (OS) type, results from deficiency of the flap valve ...