This is a concise book on issues in current topics on fetal 3D/4D ultrasound. It is written for obstetricians, perinatologists, pediatricians, sonographers, midwives, psychologists, pediatric cardiologists, and advanced students who wish to increase their familiarity with recent advances on fetal 3D/4D ultrasound. Both clinical and research aspects of the field are presented in this book. Many fetal 3D/4D sonographic images and video clips are also provided. This book features contributions by 7 noted experts on the subject from leading medical centers in the world and the refreshing approach adopted will greatly benefit readers interested in this field.