This textbook provides a comprehensive guide to the care of critically ill or injured children. It focuses on the principles and practices in pediatric critical care, offering evidence-based strategies and guidelines for managing pediatric emergencies, intensive care, and trauma patients. The second edition has been updated with the latest research and advances in pediatric critical care, including specialized treatments and interventions. It is an essential resource for pediatricians, intensivists, residents, and healthcare professionals working in pediatric emergency and critical care settings.