4 Food Allergy and Anaphylaxis

Question 1

chronic eczema and food allergy relationship in children

Answer 1

40 % of eczema have food allaergy

90% of food allergy have eczema

Question 2

Co-factors that contribue to severe reactions?

Answer 2

asthma

exercise (increased allergens in the GIT)

aspirin

NSAIDs

alcohol

Question 3

What is an allergic march?

Answer 3

a genetic predisposition to make excess IgE which mediates the inflammatory response

start with eczema -> allergic rhinitis -> asthma

or

start with milk, eggs -> dust mite , animal fur -> hayfever

Question 4

Nut allergies

Answer 4

Peanuts and tree nut allergy rises account for the recent rise in allergies

68% of nut people are polysensitised (average of 3-4 nuts)

14% are allergic to over 7 nuts!

more nuts in the environment with diets, creams etc. and allergens stay in the saliva for a few hours post consumption