ASA Risk Categories Flashcards
What does class I stand for
Minimal risk
Who created the ASA Risk Categories
Anaesthesiologists
How is risk level determined
Assigned to patients according to the patients status
What animals fall under minimal risk (Class I)
Normal healthy animal
No underlying diseases
Routine Procedures
Give 2 examples of class I procedures
OVH
Castration
Declaw
Hip dysplasia recovery
What does class II stand for?
Slight risk
What animals fall under slight risk (class II)
Animal with slight to mild systemic disturbances
Able to compensate
No clinical signs of disease
Young or Old
Give 2 examples of Class II procedures/patients
Obese
Mild Diabetes
Fracture without shock
Geriatric
What is class III defined as?
Moderate risk
What animals fall into Moderate risk (class III)
Animals with severe systemic disease who is not compensating fully
Give 2 examples of class III
Anaemia Anorexia Moderate dehydration Low grade Kidney or heart disease Healthy patients <12 weeks old
What is class IV defined as
High risk
What patients fall into High risk category (Class IV)
Animals with pre-existing systemic disease
Animals with disturbances of a severe nature that is a threat to life
Give 2 examples of conditions that make patients high risk (Class IV)
Severe dehydration Shock Anaemia Toxaemia Uncompensated heart disease
What is Class V defined as
Grave / extreme risk
