HD 11.11- Pre and post-op assessment & investigations

Question 1

Name 1 example of true trismus and not-true trismus?

Answer 1

o Mandibular fracture is not a true trismus, when under GA open fine.
o Abscess is a TRUE TRISMUS = when under GA/ muscle relaxants mouth still doesn’t open fully

Question 2

Name some risk factors for obstructive sleep apnoea?

Answer 2

STOP BANG

o	Snoring
o	Tired
o	Observed apnoes
o	Pressure (High BP)
o	BMI >35
o	Age> 50
o	Neck > 17 inches
o	Gender- Male

Question 3

What is usually considered to be uncontrolled hypertension?

Answer 3

DIASTOLIC CONSISTENTLY > 110 MMHG & SYSTOLIC >180MMHG

Question 4

What patients would you consider for antibiotic prophylaxis?

Answer 4

o Replaced heart valves
o Prior endocarditis
o Major congenital heart disease
o Native valve disease

Question 5

What is the anabolic threshold?

Answer 5

The point as which CO2 production exceeds O2 = point at which lactic acid builds up (when exercise starts to become difficult)

Question 6

What are the levels of ASA (Assessment of Anaesthetic

risk)?

Answer 6

1- normal healthy human
2- mild systemic disease
3- severe systemic disease that limits activity but is not incapacitating
4- Incapacitating systemic disease which is constantly life threatening
5- at the point of death, not going to survive the next 24 hours with or without surgery

3-5 is very worrying