More than two million medical students, doctors, and other healthcare professionals around the world have acquired a copy of Davidson's Principles and Practice of Medicine since it was first published. Today's readers refer to Davidson to find updated and detailed descriptions of modern clinical practice, presented in a comprehensive and understandable format, accompanied by exceptionally well-crafted and rich illustrations. Davidson's book provides all the knowledge necessary for the practice of medicine, explaining it within the framework of underlying principles, basic science, and the elements contributed by research, and shows how this knowledge should be applied to patient care.
Key features of the 22nd edition:

- The first part of the book describes the underlying principles of medicine, while the detailed practice of medicine within each subspecialty is described in subsequent chapters based on a systems-based approach.
- Clinical examination: These sections highlight the key points for each system.
- Presenting problems: These sections provide a clear pathway for the assessment and management of patients presenting with the most common complaints in each subspecialty.
- Practical procedures: These sections succinctly provide the practical skills that students and junior doctors need to acquire.
- Evidence-based medicine: These sections highlight the conclusions from major clinical trials.
- Emergencies: These sections highlight the essential knowledge required to manage acutely ill patients.
- Aging, pregnancy, and adolescence: These sections highlight the differences in medical practice during these key stages in a patient's life and illustrate the links between medical, obstetric, and pediatric services.
- The book is richly illustrated, with over 1000 diagrams, clinical photographs, and imaging techniques.
- The global perspective has been enhanced with the help of an international advisory board and the addition of authors from around the world.