He had HDM, pellitory pollen and cat dander allergy confirmed by SPT (DP 4 mm, DF 5 mm, Parietaria judaica 5 mm, cat dander 5 mm) and sIgE (17,1 KU/L, 23.4 KU/L, 20.7 KU/L, and 9.51 KU/L respectively), with high total IgE (972 IU/mL) levels. Here, IGHE is linked to allergic disease.