PURPOSE OF EPIDEMIOLOGY Can be used as a DIAGNOSTIC
INVESTIGATION of the origin of unknown diseases
Can be used to determine the
characteristics of the populations in the population
Disease can be used in the planning and monitoring of the CONTROL
PROGRAMS
DIAGNOSTIC VEHICLE
Diagnosis of diseases
Clinical and autopsy findings Laboratory tests
Epidemiological data
Population level
What caused this epidemic?
Why did the number of sick animals increase?
Why are only these animals sick?
When and where did the disease occur?
What factors play a role in the development of the disease?
How can the disease be prevented or controlled?
DETERMINATION OF DISEASE PROPERTIES
Epidemiological features of the disease
Population level features
Features associated with the environment
In a population
Disease frequency Disease spread
Disease dimensions
Characteristics of animals affected
Host factors and factors affecting the outcome of the
disease
Determination of the characteristics of the disease
Epidemiological features of the disease
Population level features
Environment-related features
There are many factors that influence the outbreak, spread and behavior of a population in a population host
Active
