02

Question 1

How may a posterior STEMI show on ECG?

Answer 1

ST depression leads 1-3

Question 2

Submersion of under 10 minutes are shown to have a _____ outcome.

Answer 2

Submersion durations of less than 10 min are associated with very high chance of a good outcome, and submersion durations of more than 25 min are associated with a low chance of good outcome.

Question 3

Are PEA/asystole more common than VT/VF?

Answer 3

Yes

Question 4

What is agonal breathing?

Answer 4

Agonal breathing is a sign of cardiac arrest, not a sign of life. Starting CPR on a patient with low cardiac output is unlikely to be harmful and may be beneficial.

Question 5

Tx in narrow complex tachycardia with no life threatening features?

Answer 5

The patient is stable and has narrow-complex tachycardia. The treatment is vagal manoeuvres and adenosine.

Question 6

Tx in broad complex tachycardia with no life threatening features?

Answer 6

This is a regular, broad-complex tachycardia and the initial treatment is amiodarone.

Question 7

How do we treat hyperkalaemia?

Answer 7

10 mL 10% calcium chloride IV.