Oral Cross Allergy (OCA)
Oral cross-allergy (itchy mouth, sometimes asthma) is a reaction linked to pollen allergy.
The fruits concerned are apples, cherries, pineapples, hazelnuts, almonds, etc.
Food allergies
The most common foods are peanuts, shellfish, dairy products, beef, some fish, etc.
Food allergy can cause very rapid anaphylactic reactions, ranging from generalized urticaria to breathing difficulties and even anaphylactic shock.
Food allergy treatment
Strict avoidance of the food
As a precaution, always carry an emergency kit (adrenaline) and an allergy passport.