Cardio

Question 1

Mx bradycardia & hemodynamic compromise

Answer 1

Atropine (500mcg IV) is the first line treatment
atropine, up to a maximum of 3mg

transcutaneous pacing

isoprenaline/adrenaline infusiontitrated to response

Question 2

Statin doses primary and secondary prevention

Answer 2

atorvastatin 20mg for primary prevention, 80mg for secondary prevention

Question 3

Tachycardia and hemodynamic compromise mx

Answer 3

3 synchronised shocks
If unsuccessful -> amiodarpne 300mg I’v
Rpt shock

Question 4

broad complex REGULAR tachycardia no adverse features Mx

Answer 4

Amiodarone 300mg IV
Then Synchronised DC shocks uplo 3x

Question 5

narrow complex REGULAR tachycardia no adverse features Mx?

Answer 5

I. Vagal
2. Adenosine 6mg rapid bolus IV
12mg
18mg
If ineffective verapamil or betablocker

Question 6

Chronic Hf fist line

Answer 6

ACE-inhibitorand abeta-blocker

Question 7

Loop diuretics mechanism and example

Answer 7

Furosemide and bumetanide are loop diuretics that act by inhibiting the Na-K-Cl cotransporter (NKCC) in the thick ascending limb of the loop of Henle, reducing the absorption of NaCl

Question 8

Loop diuretics side effects

Answer 8

hypotension
hyponatraemia
hypokalaemia, hypomagnesaemia
hypochloraemic alkalosis
ototoxicity
hypocalcaemia
renal impairment (from dehydration + direct toxic effect)
hyperglycaemia (less common than with thiazides)
gout