1. ALS in perspective

Question 1

T/F most arrests are caused by shockable rhythms

Answer 1

False - 75% non-shockable

Question 2

4 links in chain of survival?

Answer 2

early recognition + call for help, early CPR, early defibrillation, post-resus care

Question 3

in cardiac arrest, how often should adrenaline be given?

Answer 3

after the 3rd shock then every 3-5 minutes (1mg, 1:10000)

Question 4

in cardiac arrest, how often should amiodarone be given?

Answer 4

after the 3rd shock (300mg IV)

Question 5

reversible causes of cardiac arrest?

Answer 5

4 Hs: hypoxia, hypovolaemia, hyper/hypo-kalaemia, hypothermia
4 Ts: thrombus, tamponade, tension pneumothorax, toxins