This book describes Emergency Ultrasound (EFAST echo, Lung Ultrasound, Vascular Ultrasound and Transthoracic Echocardiograhy) and all ultrasound technics in Anesthesia practice, i.e. Gastric Ultrasound, Airway Ultrasound and Ultrasound guided vascular access. The book is divided into 11 sections and each section is devoted to a well-defined topic that are further investigated in the dedicated chapters richly and fully illustrated with colored and detailed sonoanatomy drawings. The volume represents a very useful, practical and highly didactic tool. It presents concise up-to-date and evidence-based knowledge in POCUS and explains the use and benefits of ultrasound for intensivists, anesthesiologists, emergency specialists and allied professionals, as well.