- Subject index
Key Concepts in Public Health identifies fifty key concepts used across the discipline of public health in order to give the reader a broad perspective of the core topics relevant to training and practice. From epidemiology to health promotion, and ethics to leadership, the book offers an exciting guide to the multiprofessional field. Each entry features a snapshot definition of the concept, a broader discussion addressing the main issues and links to practice, key points relevant to the entry, case studies to illustrate the application to practice, and examples of further reading.
Chapter 29: Disease Prevention
Disease prevention is a central pillar of public health practice. Classically, disease prevention is a biomedical approach aimed at addressing the burden of ill health. Within the biomedical framework disease prevention has three phases: primary, secondary and tertiary.
Prevention may be accomplished in the pre-disease state by measures designed to promote general optimum health or by the specific protection of human beings against disease agents or the establishment of barriers against agents in the environment. These procedures have been termed primary prevention. As soon as the disease is detectable, early in pathogenesis, secondary prevention may be accomplished by early diagnosis and prompt and adequate treatment. When the process of pathogenesis has progressed and the disease has advanced beyond its early stages, secondary prevention ...