The branch of medical science that studies the causes, nature, and effects of diseases, specifically the structural and functional changes they cause.

specialist in the study of diseases

The study of social problems by treating them as diseases; it analyzes the causes of issues such as poverty, crime, and institutional corruption.

alteration in the structure or function of cells, tissues, or organs caused by disease

the scientific study of plant diseases, including their causes, development, and methods for control or prevention