Anaphylaxis 2021

Question 1

Diagnosing Anaphylaxis

Answer 1

Sudden onset of airway / breathing / circulation problems
Skin changes

Question 2

Once anaphylaxis is diagnosed

Answer 2

1. Call for resuscitations team / ambulance
2. Remove trigger (e.g. stop infusions)
3. Lie flat +/- legs elevated, +/- sitting up (e.g. not standing)

Question 3

Management of Anaphylaxis

Answer 3

1. Remove trigger (e.g. stop infusions)
2. Lie flat +/- legs elevated, +/- sitting up (e.g. not standing)
3. Adrenaline IM, +/- oxygen

Question 4

If no response after 5 mins since 1st Adrenaline IM injection

Answer 4

1. Repeat Adrenaline IM
2. IV fluid bolus (e.g. crystalloid)

Question 5

If no response after 2 x adrenaline IM doses

Answer 5

1. Confirm resus team / ambulance has been called
2. Follow refractory anaphylaxis algorithm

Question 6

IM Adrenaline dose for child < 6 months

Answer 6

100 - 150 mcg
(0.1 - 0.15ml)

Question 7

IM Adrenaline dose for child 6 months - 6 years

Answer 7

150 mcg
(0.15ml)

Question 8

IM Adrenaline dose for child 6 - 12 years

Answer 8

300 mcg
(0.3ml)

Question 9

IM Adrenaline dose for child > 12 years

Answer 9

500mcg
(0.5ml)

Question 10

IM Adrenaline dose for adult

Answer 10

500mcg
(0.5ml)

Question 11

Fluid resuscitation challenge in child anaphylaxis

Answer 11

10ml/kg
Crystalloid (0.9% NaCl)

Question 12

Fluid resuscitation challenge in adult anaphylaxis

Answer 12

500ml - 1000ml
Crystalloid (0.9% NaCl)

Question 13

Where do you inject IM Adrenaline

Answer 13

Anterolateral aspect
(middle third of the thigh)