The process of identifying a disease by its characteristic , symptoms and laboratory findings. With cancer,
the earlier the diagnosis is made, the better the chance of a cure.
The scientific study or theory of the causes of a certain disease.
The number of new cases of a disease in a specified population over a defined period of time.
The number of all new and old cases of a disease in a defined population at a particular point in time.
Prediction of the future course of the disease.
Measures taken (treatment, ) to prevent the onset of a particular disease ("primary" prophylaxis) or recurrent symptoms in an existing infection that have be brought under control ("secondary" prophylaxis, maintenance therapy).
Preventive treatment :
Treatment intended to preserve health and prevent the occurrence or recurrence of a disease.
Taking a drug to prevent yourself from getting an illness.
Prevention of disease by chemical means.