Natural History of Disease
Dr. Ali Hassan
,• Each disease has a natural history if no
medical intervention is taken and the disease
is allowed to run its full course.
, • Four common stages relevant to most
diseases:-
1. Stage of susceptibility,
2. Stage of pre-symptomatic disease,
3. Stage of clinical disease,
4. Stage of recovery, disability, or death.
Dr. Ali Hassan
,• Each disease has a natural history if no
medical intervention is taken and the disease
is allowed to run its full course.
, • Four common stages relevant to most
diseases:-
1. Stage of susceptibility,
2. Stage of pre-symptomatic disease,
3. Stage of clinical disease,
4. Stage of recovery, disability, or death.
