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Veterinary Nursing Anaesthesia and Analgesia > ASA Risk Categories > Flashcards

Flashcards in ASA Risk Categories Deck (22)
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1

What does class I stand for

Minimal risk

2

Who created the ASA Risk Categories

Anaesthesiologists

3

How is risk level determined

Assigned to patients according to the patients status

4

What animals fall under minimal risk (Class I)

Normal healthy animal
No underlying diseases
Routine Procedures

5

Give 2 examples of class I procedures

OVH
Castration
Declaw
Hip dysplasia recovery

6

What does class II stand for?

Slight risk

7

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

8

Give 2 examples of Class II procedures/patients

Obese
Mild Diabetes
Fracture without shock
Geriatric

9

What is class III defined as?

Moderate risk

10

What animals fall into Moderate risk (class III)

Animals with severe systemic disease who is not compensating fully

11

Give 2 examples of class III

Anaemia
Anorexia
Moderate dehydration
Low grade Kidney or heart disease
Healthy patients <12 weeks old

12

What is class IV defined as

High risk

13

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

14

Give 2 examples of conditions that make patients high risk (Class IV)

Severe dehydration
Shock
Anaemia
Toxaemia
Uncompensated heart disease

15

What is Class V defined as

Grave / extreme risk

16

What patients fall into class V (Grave / extreme risk)

Patients not expected to live more than 24 hrs
Moribund patients
Surgery is performed in desperation or to save life

17

Give an example of a class V (grave / extreme risk) patient

Advanced heart, kidney, lung, or endocrine disease
Shock
Major trauma

18

What class is 'Grave/extreme risk'

Class V

19

What class is 'High risk'

Class IV

20

What class is 'Moderate Risk'

Class III

21

What class is 'Slight risk'

Class II

22

What class is 'Minimal risk'

Class I