Fluids for PSA

Question 1

What are the 4 types of fluids to remember?

Answer 1

• sodium chloride 0.9%, 1000ml
• potassium chloride 0.3%, 1000ml
• potassium chloride 0.15%, 1000ml
• glucose 5%, 1000ml

Question 2

How much sodium (Na) is there in 100ml sodium chloride 0.9%?

Answer 2

150 mmol

Question 3

How much potassium (K) is there in 1000ml of potassium chloride 0.3%?

Answer 3

40 mmol

Question 4

How much potassium (K) is there in 1000ml of potassium chloride 0.15%?

Answer 4

20 mmol

Question 5

How much glucose is there in 1000ml 5% glucose solution?

Answer 5

50g

Question 6

Daily fluid requirements

Answer 6

25-30 ml/kg/24hrs water

1mmol/kg/24hrs Na / K / Cl

50-100g/24hrs glucose

Question 7

Don’t replace K any faster than ____________!

Answer 7

10mmol/h

Question 8

What should you give for emergency resus fluids?

Answer 8

sodium chloride 0.9%
500ml
10mins

Question 9

What should you give for emergency hypoglycaemia?

Answer 9

glucose 20%
100ml
15mins

Question 10

What should you give for emergency hypokalaemia?

Answer 10

sodium chloride 0.9% / potassium chloride 0.3%
1000ml
over 4 hrs

Question 11

What should you give for emergency hypercalcaemia?

Answer 11

sodium chloride 0.9%
1000ml
over 4 hours

Question 12

How long should you give maintenance fluids over?
(no defecits / losses)

Answer 12

aim for 1000ml over 8-12 hours

Question 13

How long should you aim to give maintenance fluids over? (with defecits / losses - vomiting, diarrhoea…)

Answer 13

aim for 1000ml over 4-6 hours

Question 14

What should you give for emergency resus in children?

Answer 14

sodium chloride 0.9%
10ml/kg
10 mins