Increased levels of type-2 inflammatory mediators in nasal tissues and secretions of CRSwNP. Protein levels of A, IL-13, B, eotaxin-2, C, eotaxin-3, and D, ECP were measured in UT, nasal polyp, and nasal lavage fluid. Dot plots illustrate individual data points, and solid lines represent median with interquartile range. *P<.05, **P<.01, ***P<.001, ****P<.0001.