This book covers all aspects of ICU care, from diagnostics and treatment modalities to patient management. It features real-world case studies and provides step-by-step guidance on critical care. Additionally, it discusses ICU procedures and algorithms to support clinical decision-making and serves as a concise clinical reference for practitioners. It covers essential topics, such as sepsis, mechanical ventilation, and shock. The book incorporates the latest evidence-based practices and guidelines. The book is aided with ample illustrations, charts, diagrams, and a set of comprehension and review questions to enhance conceptual understanding. The book is relevant for residents of critical care as well as anesthesiology, emergency medicine, internal medicine, and surgery. It is also helpful for nurses, physician assistants, and allied health professionals to better understand clinical decision-making processes in the ICU.