Urticaria how to find allergy source

summary

Urticaria is a common skin disease, if the symptoms of urticaria continue to appear more than 6 weeks, then it is called chronic urticaria, once the formation of chronic urticaria, then the treatment will be more difficult, if you want to thoroughly treat urticaria, we need to first identify the allergens that cause urticaria, then, how to find the allergens of urticaria, specific below to understand.

Urticaria how to find allergy source

One: patch test: make the test object directly contact with the skin to observe its reaction. This method is often used to test allergens in contact dermatitis.

Second: IgE detection: detection of a specific allergen, such as trees, flowers, house dust mites, milk, chocolate, peanuts, nuts, eggs, seafood, fish, chicken, etc.

Third: prick test: a special prick needle is used to prick into the skin to make the test solution directly contact with the sensitized cells in the skin and cause reaction. This method is relatively simple, generally 15 ~ 20 minutes to know the results.

matters needing attention

Because the etiology of urticaria is complex, although some people can find allergens, but also a considerable number of patients are difficult to find the exact cause through the existing allergen detection methods.