Part 2 book “Comprehensive surgical management of congenital heart disease” has contents: Atrial septal defect, ventricular septal defect, tetralogy of fallot with pulmonary stenosis, transposition of the great arteries, valve repair and replacement, hypoplastic left heart syndrome, complete atrioventricular canal, and other contents. | 17 Atrial Septal Defect CONTENTS Anatomy312 Pathophysiology and Clinical Diagnostic Studies316 Medical and Interventional Indications for and Timing of Surgery318 Surgical Results of Surgery 325 References 327 INTRODUCTION An atrial septal defect is the simplest intracardiac anomaly. It was the first congenital