IGHE and Nasal congestion: However, applying the definition of type 2 inflammation according to EPOS/EUFOREA 2023, considering BEC ≥ 150 cells/μL or IgE ≥ 100 IU/mL, patients with evidence of type 2 inflammation showed increased SNOT‐22 as well as increased VAS for nasal obstruction and runny nose.