Anaphylactic Shock

Question 1

What are the signs and symptoms of anaphylactic shock?

Answer 1

Itching, sweating, urticaria, oedema
Wheeze, laryngeal obstruction, cyanosis
Tachycardia, hypotension

Question 2

What doses of adrenaline are given to those in anaphylactic shock who are;

1) <6m
2) 6m-6y
3) 6y-12y
4) >12y

Answer 2

1) 150 micrograms (0.15mL, 1 in 1000)
2) 150 micrograms (0.15mL, 1 in 1000)
3) 300 micrograms (0.3mL, 1 in 1000)
4) 500 micrograms (0.5mL, 1 in 1000)

Question 3

What doses of hydrocortisone are given to those in anaphylactic shock who are;

1) <6m
2) 6m-6y
3) 6y-12y
4) >12y

Answer 3

1) 25mg
2) 50mg
3) 100mg
4) 200mg

Question 4

What doses of chlorphenamine are given to those in anaphylactic shock who are;

1) <6m
2) 6m-6y
3) 6y-12y
4) >12y

Answer 4

1) 250 micrograms/kg
2) 2.5mg
3) 5mg
4) 10mg

Question 5

What investigation should be performed 1-6h after suspected anaphylaxis?

Answer 5

Serum tryptase

Skin prick tests showing specific IgE should also be performed

Question 6

When adrenaline is given IV, what is the dose?

Answer 6

100mcg/min

this is 0.5mL of 1: 10 000 solution IV per minute