Etiology is the medical term meaning cause of a diseasePathology
idiopathic idio meaning unknown
Pathogenicity is the ability of an organism to cause disease.
Etio- is the medical terminology combining form meaning cause of disease.etio
An epidemiologist studies the cause and spread of disease in populations.
Idiopathic is the medical terminology used for disease state which is present for no known reason. In other words, the cause of the disease state is unknown.
The cause of Parkinson's disease is unknown
The cause of congenital heart disease is unknown.