This book has been brought to you by the ISCCM Hyderabad branch. This first edition, launched during our signature event—CRITIC 2022, provides a comprehensive overview of the latest developments and advancements in critical care medicine. From the latest research and guidelines in sepsis management to the newest technologies in mechanical ventilation, this book has covered a wide range of topics that are essential for critical care practitioners. The book has been laid out in a lucid form, and the chapters have been contributed by critical care fraternity across the country. We hope that the book serves as a valuable resource for critical care professionals and helps to improve the quality of care for critically ill patients. We also hope that it inspires further research and innovation in the field of critical care medicine. As the field of critical care medicine continues to evolve, we look forward to updating this book with new information and developments. We also look forward to continuing to serve as a trusted resource for the critical care community. ISCCM Hyderabad is well known for its academic activities and been awarded the best branch of ISCCM across the country thrice in a row. It also has a presence on various social media platforms such as Facebook and YouTube, where members can find information about the chapter’s activities, videos of lectures, presentations and upcoming events, updates and news related to critical care medicine and provide resources and educational materials for members.