Class |
Description |
Examples |
1 |
A normal healthy patient |
– |
2 |
A patient with mild systemic disease that
results in no functional limitations |
Hypertension, diabetes mellitus, chronic bronchitis,
advanced age |
3 |
A patient with severe systemic disease that
results in functional limitation |
Poorly controlled HTN, DM with vasc. complications,
angina, prior MI, pulmonary disease that limits activity |
4 |
A patient with severe systemic disease that is
a constant threat to life |
CHF, unstable angina, advanced pulmonary, renal,
or hepatic dysfunction |
5 |
A moribund patient who is not expected to
survive without an operation |
Ruptured AAA, pulmonary embolism, head injury with
increased intracranial pressure |
6 |
A declared brain dead patient whose organs
are being removed for donor purposes |
– |