IV Fluids

Question 1

What are the 3 indications of IV fluids? (RRM)

Answer 1

Resuscitation

Replacement

Maintenance

Question 2

In a resuscitation scenario, how much fluid over how many minutes is considered a bolus?

Answer 2

500ml over 15 minutes

Question 3

A person on maintenance fluids needs __ to __ ml/kg/day of water, __ mmol/kg/day of sodium potassium and chloride and __ to __ grams/day of glucose

Answer 3

25-30 mls of water

1mmol of sodium potassium and chloride

50-100g of glucose

Question 4

What is the usual prescription of fluids in a maintenance scenario in someone who is nil by mouth I.e what fluids are prescribed, how much in total and over how long?

Answer 4

0.9% saline 1 litre with 40mmol Kcl over 8 hours

2 bags of 5% dextrose, with one containing 40mmol Kcl each given over 8 hours

In total 3 litres of fluid with 80mmol Kcl over 24 hours