1. The scientific study of disease
Pathology
The scientific study of disease

2. Important Terms Associated with Pathology
Diagnosis: identification of the disease
Signs: objective abnormalities that can be see or measured by a physician
Abnormal heart sounds
Symptoms: subjective abnormalities felt by the patient
Pain

3. Acute: signs and symptoms appear quickly and disappear after a short period of time
Chronic: diseases that develop slowly and last for a long period of time

5. Syndrome: collection of different signs and symptoms that present a clear picture of a pathological condition

6. Etiology: study of cause/causative agent of disease
Idiopathic: diseases with undetermined causes
Communicable: diseases that can be transmitted from person to another

7. Epidemiology: study of the occurrence, distribution, and transmission of diseases in humans

8. Endemic: disease found in a certain geographic region or in a specific race of people
Ex. Cholera outbreak in Asia
Ex. Malaria is endemic to parts of Africa because it's hot and skeeters love it.

9. Epidemic: a disease that spreads to an atypically large number of individuals in a certain population, community, or region at the same time
The disease eventually subsides
Ex. Measles outbreak in California

10. Pandemic: epidemics that affect entire continents or world wide (global)
Ex. HIV/AIDS

11. Pathophysiology: the organized study of the underlying physiological processes associated with disease
What occurs inside a cell over time (we will look at tissue samples to see this)