Percutaneous Transcatheter Closure of Interatrial Septal Defect in Adults – A Review

Atrial septal abnormalities are common congenital lesions remaining asymptomatic until adulthood in a great number of patients. The most frequent atrial septal defects in adults are ostium secundum atrial septal defect (ASD) and patent foramen ovale (PFO), both approachable by transcatheter closure using device implantation. The article reviews the different devices available, the technique of implantation and the indications for transcatheter ASD and PFO closure.