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Omalizumab, a humanised monoclonal anti-immunoglobulin E (IgE) antibody, is indicated as adjuvant treatment in refractory allergic severe asthma.1 In both chronic rhinosinusitis (CRS) with nasal polyps (NP) and allergic rhinitis, IgE is increased in mucosal tissue and frequently in serum. The role of omalizumab has been clearly established in allergic asthma and rhinitis, but remains to be elucidated in NP.2 The only evidence for the potential efficacy of omalizumab in NP relies on case reports and small series of patients which suggest that, when NP and asthma coexist, the anti-IgE may have therapeutic value on NP.3 4
We describe the evolution of NP in 19 patients who were treated with omalizumab for severe asthma and who also had …
Footnotes
Competing interests MdCV and CP have been speakers at continuing medical education meetings supported by Novartis Farmacéutica. JM has been member of National and International Scientific Advisory Boards for UCB, Uriach SA, Schering Plough, Merck Sharp & Dohme, GlaxoSmithKline, FAES and Hartington Pharmaceuticals; has received grants for research projects from Schering-Plough, Uriach SA, UCB and Merck Sharp & Dohme; and has received fees for lectures from UCB, Uriach SA, Schering-Plough, Merck Sharp & Dohme, GlaxoSmithKline and Hartington Pharmaceuticals. IA and MB-S have no conflicts of interest to be declared.
Provenance and peer review Not commissioned; internally peer reviewed.