"Clinical Laboratory Medicine" edited by Zheng Tiesheng and Ni Peihua is divided into twenty-eight chapters.Except for the introduction of Chapter ** and Chapters 2 and 3 that mainly introduce the parameters and ideas of medical test indicators to clinical diseases, the rest of the chapters are based on disease and mainly discuss two issues: First, while introducing the pathogenesis of the disease, it focuses on explaining the relationship between medical test indicators and disease occurrence, development, outcome and prognosis of disease course, focusing on exploring the ins and outs of disease test indicators, providing a basis for clinical application.Secondly, based on the diagnostic standards of various diseases, we focus on the application and evaluation of various test indicators in disease diagnosis, condition observation, efficacy monitoring, prognosis judgment and disease prevention, so as to expand and improve the clinical application value.In addition, this book also compiled "Clinical Laboratory Medicine Case Analysis" and "Clinical Laboratory Medicine Learning Guidance and Exercise Collection", as well as the network value-added service PPT, etc., for reference and application.The characteristics of this book are: ① It can independently form an applied discipline and develop sustainably; ② It is highly applicable as a textbook, teachers are easy to teach, and students are easy to learn, and can be welcomed by teachers and students; ③ It can widely use it and can improve the application value of testing and clinical practice.