This book was written by emergency medical experts and professional nursing experts. The book is divided into five parts, covering the diagnosis points and emergency nursing knowledge of common emergencies in internal medicine and surgery, and collecting the emergency procedures of common emergencies, dangerous situations and serious diseases. Through the process of nursing and rescue of common emergencies, the first-aid nursing is standardized and orderly, thus greatly improving the rescue efficiency. In addition, the common emergency nursing operation procedures of 12 were summarized. At the same time, this book also introduces more than 60 kinds of first aid tips and the specifications of the items in the ambulance. This book is novel, illustrated and close to clinic. It is one of the necessary manuals for clinical nurses to quickly master the knowledge and operational skills of first aid nursing, and it is also a practical teaching material for hospital first aid training and assessment.