Pediatric cardiology is a specialty of pediatrics that is concerned with the diagnosis and treatment of cardiac conditions in children. They may be affected by a number of heart conditions, some of which are structural abnormalities, while others involve impairments in the electrical system which controls the heartbeat. Congenital heart diseases include holes occurring between the heart chambers, abnormal blood vessels, valve defects, and abnormal heart rhythms or arrhythmias. Some of the focus areas in pediatric cardiology are the care of children in the cardiac ICU, heart catheterization and other interventional procedures, advanced cardiac imaging, heart failure, heart transplantation, etc. This book brings forth some of the most innovative concepts and elucidates the unexplored aspects of pediatric cardiology. The objective of this book is to give a general view of the different areas of this discipline. For all readers who are interested in pediatric cardiology, the case studies included herein will serve as an excellent guide to develop a comprehensive understanding.