Helsinki Modification of the American Society of Anesthesiologists (ASA) Physical Status Classification

A modification of the ASA (American Society of Anesthesiologists) physical status classification is used in Finland.

Parameters:

(1) age of the patient

(2) clinical status

(3) specific condition

Age of the Patient	Clinical Status	Specific Condition	ASA
< 65 years	previously healthy	NA	1
>= 65 years	previously healthy	NA	2
NA	mild systemic disease	NA	2
NA	severe systemic disease	NA	3
< 65 years	previously healthy	small unruptured intracranial aneurysm	3
< 65 years	previously healthy	small brain tumor with no or mild symptoms	3
NA	decompensated severe systemic disease	NA	4
NA	NA	clearly symptomatic intracranial aneurysm	4
NA	NA	clearly symptomatic brain tumor	4
NA	moribund, not expected to survive without surgery	NA	5

where:

• Decompensated severe systemic disease referred to as an "unbalanced" systemic disease.

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