According to the American Society of Anesthesiology Physical
Status Classification System, a patient with severe systemic disease
that is not incapacitating is noted to have physical status
classification
a) P3
Classification P3 patients are those who have compensated heart
failure, cirrhosis, or poorly controlled diabetes, for example.
b) P4
Classification P4 patients have an incapacitating systemic disease that
is a constant threat to life.
c) P1
Classification P1 refers to a normal healthy patient
d) P2
Classification P2 reflects a patient with mild systemic disease
Status Classification System, a patient with severe systemic disease
that is not incapacitating is noted to have physical status
classification
a) P3
Classification P3 patients are those who have compensated heart
failure, cirrhosis, or poorly controlled diabetes, for example.
b) P4
Classification P4 patients have an incapacitating systemic disease that
is a constant threat to life.
c) P1
Classification P1 refers to a normal healthy patient
d) P2
Classification P2 reflects a patient with mild systemic disease