Critical care medicine is the field of medicine that deals with life support for critically ill patients. Several hospitals have specifically designed intensive care areas for different specialties. Examples include the coronary intensive care unit (CICU) for heart disease and surgical intensive care unit (SICU) for surgeries. Some of the other types of intensive care units are neurological critical care unit, shock/trauma intensive-care unit (STICU), pediatric intensive care unit (PICU), neonatal intensive care unit (NICU), etc. The doctors who have specialized in the care and treatment of critically ill patients are known as intensivists. Most of the topics introduced in this book cover new techniques and the applications of critical care. It provides significant information of this discipline to help develop a good understanding of critical care and related fields. This book is a vital tool for all researching or studying critical care as it gives incredible insights into emerging trends and concepts.