chronic disease A disease that persists for a long time, typically 3 months or more. Examples of chronic diseases include arthritis, diabetes, and emphysema. In comparison, an acute illness is of short duration. See also acute.
chronic disease A disease that persists for a long time, typically 3 months or more. Examples of chronic diseases include arthritis, diabetes, and emphysema. In comparison, an acute illness is of short duration. See also acute.