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Selective IgE Deficiency Predicts Poor or No Response of Chronic Spontaneous Urticaria to Omalizumab

Picado C1,2, Mascaró Jr JM1,2,3, Vlagea A4, Pascal M1,2,4, Muñoz-Cano R1,2,5, Bartra J1,2,5

1Hospital Clinic, University of Barcelona, Barcelona, Spain
2Institut d’Investigacions Biomèdiques August Pi I Sunyer (IDIBAPS), Barcelona, Spain
3Department of Dermatology, Hospital Clinic, Barcelona, Spain
4Department of Immunology, CDB, Hospital Clinic, Barcelona, Spain
5Department of Allergy, Hospital Clinic, Barcelona, Spain

J Investig Allergol Clin Immunol 2022; Vol 32(6) : 504-506
doi: 10.18176/jiaci.0796

Key words: Angioedema, Immunoglobulin E, Immunodeficiency, Omalizumab, Urticaria