ALS algorithm

Question 1

How many joules should the first shock be?

Answer 1

120-150J

Question 2

How many cycles and shocks should be done before administering drugs?

Answer 2

3

Question 3

What drugs should be made and administered after the third shock?

Answer 3

1mg IV adrenaline and 300mg IV amiodarone

Question 4

What drug should then be given alternate shocks?

Answer 4

1mg adrenaline

Question 5

After how many CPR cycles can amiodarone be given a second time?

Answer 5

150mg amiodarone after 5 cycles/ shocks

Question 6

When is adrenaline given in a non shockable rhythm?

Answer 6

As soon as you have IV access

Question 7

During an arrest which blood type is the most accurate for interpretation?

Answer 7

Central venous

Question 8

What is waveform capnography used for in CPR?

Answer 8

Ensuring tracheal tube placement, monitoring of ventilation and rate in CPR, monitoring of CPR quality, identifying ROSC, prognostication

Question 9

At 20 minutes what value of end-tidal CO2 is associated with a poor outcome?

Answer 9

< 1.33 kPa or 10 mmHg

Question 10

What volume of flush is needed for drugs during an arrest?

Answer 10

20mls

Question 11

What are the 4 Hs

Answer 11

Hypoxia, hypothermia, hypovolaemia, hyperkalaemia

Question 12

What are the 4 Ts

Answer 12

Tension pneumothorax, Tamponade, Toxins, Thrombosis

Question 13

How long do you have to carry on CPR if fibrinolysis is given?

Answer 13

Minimum 60-90 minutes