PSA Flashcards

1
Q

daily requirements of water

A

25-30ml / kg/ 24 hr

70kg person needs 1750ml-2100ml per day

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2
Q

daily requirement of Na

A

1mmol/kg/24h

70mmol per day

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3
Q

daily requirement of K

A

1mmol/kg/24h

70mmol per day

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4
Q

daily requirement of glucose per day

A

50-100g / 24h glucose

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5
Q

whats important to remember about replacing potassium ?

A

don’t replace it faster than 10mmol/h

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6
Q

how many mmol is NaCl 0.9% 1000ml?

A

150mmol

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7
Q

how many mmol is KCl 0.3% 1000ml?

A

40mmol

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8
Q

how many mmol is KCl 0.15% 1000ml?

A

20mmol

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9
Q

how many g is 5% glucose 1000ml?

A

50g

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10
Q

emergency resus fluids to prescribe ?

A

NaCl 0.9% solution, 500ml over 15 minutes

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11
Q

emergency hypoglycaemia what to prescibe in infusion?

A

glucose 20%, 100ml over 15mins

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12
Q

emergency hypercalcaemia fluids to prescribe ?

A

NaCl 0.9%, 1000ml, over 4h

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13
Q

emergency hypokalaemia fluid resus

A

NaCl 0.9% / KCl 0.3%, 1000ml, 4h

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14
Q

maintenance fluids without defifict or losses

A

25-30ml/kg/24h water
1mmol/kg/24h Na and K
50-100g/24h glucose

(aim 1000ml 9-12h)

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15
Q

maintenance fluids with deficits or losses e.g. Na/K
low, vomiting, diarrhoea

A

minimum 30ml/kg/24h water
ensure electrolytes replaced

note aim for 1000ml 4-6h
(quicker replacing time compared to if there were no defiicits)

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16
Q

what VTE prophylaxis should you give a medical patient who has a background of CKD ?

A

Not LMWH

Give unfractionated heparin 5000 SC units twice daily

17
Q

how do you monitor a patient on LMWH ?

A

anti-factor Xa

18
Q

how do you monitor a patient on unfractionated heparin ?

A

aPTT

19
Q

how do you monitor a patient on NOAC/DOAC ?

A

clinically

20
Q

How do you monitor a patient on warfarin ?

A

INR

21
Q

what to prescribe for patient with hypocalcaemia

A

calcium gluconate 10%, 10ml over 10min

22
Q

you need to go through HRT prescribing

A

do this

22
Q

if a question says that we’re at the gp where is the best place to look on BNF?

A

Medical emergencies in the community - treatment summary

23
Q
A
24
Q

3 prescribing errors to look for in the prescibring error questions

A
  1. check units
  2. frequency / timing
  3. Route
25
Q

what time of day do u want to give steroids ?

A

morning

(they can stop you sleeping)

26
Q

what time of day do you want to give diuretics ?

A

morning

too much peeing

27
Q

when do you want to give statins ?

A

at night

This is because the body produces most cholesterol during the night, and statins work by inhibiting HMG-CoA reductase, a key enzyme involved in cholesterol synthesis.

28
Q

what medication is important to give with meals ?

A

insulin

creon

29
Q
A