A normal heart has two upper and two lower chambers. The diagnosis of atrial septal defects is confirmed by a thorough clinical examination and specialized tests that allow physicians to evaluate the structure and function of the heart. Anticoagulation, atherothrombosis, and heart failure: The present study is to our best knowledge the first report of a large cohort of consecutive adult patients with Erotica clip art comprehensive analysis of the impact of age at intervention on the long-term effect of ASD closure on functional status, arrhythmias, and other adverse events as well as RV size Adults with atrial septel defect PAP. Congenital Heart Defect ID sheet. In infants with atrial septal defects, the atrial septum may not close properly or may be Adults with atrial septel defect during fetal development.