Anaphylaxis and Oral Allergy Syndrome

Question 1

adrenaline dose >12 yo and adults

Answer 1

500micrograms or 0.5ml in 1 in 1000

Question 2

adrenaline dose 6-11 age

Answer 2

300 micrograms or 0.3ml

Question 3

adrenaline children 1-5 years dose

Answer 3

150 micrograms or 0.15ml

Question 4

what should happen after initial emergency treatment for anaphylaxis

Answer 4

specialist allergy clinic referral

Question 5

where should IM epipen be administered

Answer 5

anterolateral middle third of the thigh

Question 6

when can adrenaline be re-adminstered

Answer 6

5 minutes until symptoms resolve

Question 7

most common triggers for anaphylaxis in children

Answer 7

food

Question 8

oral allergy syndrome associations

Answer 8

pollen allergy and seasonal variation (hay fever)

Question 9

how is contact dermatitis tested

Answer 9

skin patch testing

Question 10

how is food, venom and inhaled allergies tested

Answer 10

Radioallergoabsorbant test (RAST)

Question 11

how is a RAST done

Answer 11

1. allergen molecules bound to cellulose discs
2. patient serum mixed with allergosorbent

3.anti-IgE sticks to IgE

4. radiolabelled IgE sticks to IgE

5.radioactivity is measured

Question 12

when can skin prick testing be read

Answer 12

15-20 mins

Question 13

when can skin patch testing be read

Answer 13

48 hours after removal

Question 14

how long are skin patch tests left on

Answer 14

48 hours

Question 15

what prevents oral allergy syndrome

Answer 15

cooking the food

Question 16

management of systemic reaction to insect bite

Answer 16

venom immunotherapy and an epipen

Question 17

angioedema treatment

Answer 17

anti histamines: loratidine

Question 18

when is it not appropriate to perform a skin prick test

Answer 18

history of anaphylaxis

Question 19

what is a positive skin prick test

Answer 19

wheal will develop

Question 19

what controls are used in a skin prick test

Answer 19

histamine (positive)
sterile water (negative)