Infectious Diseases is a discipline that studies the occurrence, development, transmission, diagnosis, treatment and prevention of infectious diseases and parasitic diseases inside and outside the human body, and its research field has involved various infectious diseases, which not only reflects the latest progress in the study of various infectious diseases, but also guides the development of infectious disease disciplines to a more comprehensive and broad field and meets the requirements for the prevention and treatment of infectious diseases. This course is closely related to the disciplines of microbiology, parasitology, immunology, and epidemiology.Through the combination of lecture and probation, learners can master the basic theoretical knowledge and basic clinical skills of common infectious diseases, be familiar with the Law on the Prevention and Treatment of Infectious Diseases in China, understand the commonly used disinfection and isolation methods, enhance the awareness of occupational protection, and establish clinical thinking, which helps to cultivate students to solve practical problems in future clinical work.