Despite the reputation hives have for being “allergic,” when there is no obvious connection between something new that a person has been exposed to and the onset of hives, allergy testing is not usually helpful.
Vaatamata maine tarud on jaoks on “allergiline,” kui ei ole ilmne seos midagi uut, et isik on kokku puutunud ja algusega tarude, allergia testimine ei ole tavaliselt kasulik.