Lecture series - Lecture 2 fluid prescription and long answer mock Qs

Question 1

if you want to prescribe potassium

real life expressed as mmol - PSA expressed as a percentage

give exmaple of 40mmol and 20mmol bag

Answer 1

1 litre0.3% solutun KCL - 40
1L 0.15% KCL - 20mmol

Question 2

if frail or elderly or heart failure how much saline in resus

Answer 2

250ml bag - cannot be stat has to be over 10mins in PSA

Question 3

does the PSA allow stat doses

Answer 3

no must be over 10mins

Question 4

fluid requirements per day maintainace regimes

Answer 4

2sweet and 1 salty
Over 24 hr period for 80kg person over 24hrs
5% glucose 1L infused over 8 horus
5% gucose 0.3% KCL 1L over 8 hours
0.9% NaCL/0.3% KCL 1L over 8 horus
for exmaple

always try an encoruage oral if cna tolerate

Question 5

If 2.8mmol potasiujm - if give 120mmol over 24hr what should blood level be

Answer 5

4mmol

Question 6

high sodium and potassium
AKI stage 2
vomit and hypovol
72hr
what fluid

Answer 6

0.9% saline 10mins 500mls bolus - dehydrated pt as Na high

Question 7

abdo p and bloating and vomit
parkinons and DM - autonomic neuropathy
faceal loading - gastric stasis?

what drug and dose

Answer 7

domperidone 10mg TDS PO

Question 8

deliirum and agitated abusive pt need sedation

Answer 8

Haloperidol 500mcg/0.5mg IM stat (freq)

Question 9

pinpoint pupils

Answer 9

Naloxone hydrocholride 400mcg IV stat(freq)

Question 10

COPD cyanosed , widespread wheeze

porbs exacerbation

Answer 10

slabutamol Nebulised 2.5mg STAT

Question 11

dudodenal ulcer - one drug to promote healing of NSAID related ulcer

Answer 11

Omeprazole 20mg OD PO

lanzaprozole 30mg OD PO - this is better as omeprazole interacts with clopidogrel

Question 12

drug that lowers cholesterol

Answer 12

atorvastatin 20mg OD PO