Periop Fluid Prescribing

Question 1

What are the types of fluids?

Answer 1

Crystalloids
Colloids
Blood

Question 2

What are the 5 R’s of fluid prescribing?

Answer 2

Resuscitation 
Routine maintenance 
Replacement 
Re-distribution 
Reassessment

Question 3

What are the pre-op considerations for fluids?

Answer 3

-starvation time for anaesthesia
-elective vs emergency
-co-morbidities
Bowel prep?
Insensible losses (temp/bowel)

Question 4

What are the post-op complications to consider for fluids?

Answer 4

• intraoperative events (surgical and anaesthetics)
• NBM? Free fluids? Eat and drink?
• PONV/NGT
• Opiates (delayed gastric emptying/nausea)
• resuscitation vs maintenance

Question 5

What are the causes of malnutrition?

Answer 5

Clinical

Ageing

Lifestyle

Question 6

What does MUST stand for?

Answer 6

Malnutrion universal screening tool

Question 7

What is within the MUST tool?

Answer 7

5 steps:

1. BMI
2. Unplanned weight loss - last 3-6months
3. current intake

Step 4 : add up score: 0=low risk 1=medium risk, 2 or more = high risk
Step 5: use management guideline/local guidelines to manage