Frequency of Hymenoptera-stings in Patients Under Allergen-Specific Immunotherapy (SIT)

In Switzerland, 3.5% of the population are suffering from hymenoptera venom allergy. The only causal treatment of hymenoptera alelrty is venom specific immunotherapy. There are however several reasons, which question the relatively broad application of this expensive treatment. That's why we aim at investigating the actual risk for hymenoptera stings in patients undergoing allergen specific immunotherapy against hymenoptera sting allergy