The book offers an in-depth look at echocardiography, elucidating its role in diseases. It is a compilation of research works by international researchers; some of them specializing in imaging science in their clinical orientation, and others, representatives from academic medical centers. The book has been structured and written with such simplicity that it will be understandable to readers with basic knowledge of echocardiography and will also be stimulating and informative to experts and researchers in the field of echocardiography. This book targets readers involved in cardiology during their basic echocardiography rotation, internal medicine, radiology and emergency medicine and also to specialists in echocardiography. During the past few decades, technological advancements in echocardiography have evolved rapidly, leading to improved echocardiographic imaging using new techniques. The role of echocardiography in several special pathologies has also been discussed by several authors in the book.