To document the inflammatory response in patients with CRSwNP, The relative mRNA expression of IL-4, IL-5, IL-13, IL-22, CCL-11, and CCL-24 in control individuals and patients with CRSwNP (chronic rhinosinusitis with nasal polyps) were analyzed by qRT-PCR.
This study evaluated mucosal production of RANTES and eotaxin-2 in patients with perennial allergic rhinitis (PAR) and nonallergic and allergic form of chronic rhinosinusitis with nasal polyps (CRSwNP) before and after nasal corticosteroid treatment.