Table 1: ASA Physical Status Classification System according to the American Society of Anaesthesiologists.

CategoryDefinition

ASA IA normal healthy patient
ASA II
A patient with mild systemic disease
ASA III
A patient with severe systemic disease
ASA IV
A patient with severe systemic disease that is a
constant threat to life
ASA V
A moribund patient who is not expected to survive without the operation
ASA VIA declared brain-dead patient whose organs are being removed for donor purposes