March 3, 2026Frontiers in Allergy2 citationsOpen Access

Nasal eosinophilia and its clinical correlates in patients with allergic rhinitis at a Kenyan tertiary hospital

VWVivyane WamaraUniversity of Nairobi CICatherine IrunguUniversity of Nairobi MKMusa K KipingorKenyatta National Hospital

Key Points

Nasal eosinophilia did not correlate with allergic rhinitis severity or frequency, indicating it may not be a reliable metric.
Eosinophils are important in type 2 inflammation, but their counts alone are insufficient to guide treatment strategies.
Study conducted at a Kenyan tertiary hospital focusing on allergic rhinitis patients assesses clinical correlates.
Findings suggest nasal eosinophilia can confirm inflammation type but shouldn't determine management decisions.

Abstract

In this study, nasal eosinophils counts did not correlate with the severity or frequency of AR as defined by the ARIA classification. These findings suggest that while the presence of nasal eosinophilia is useful for confirming the underlying type 2 inflammation in AR, it should not be used as a standalone biomarker to determine disease severity or guide management.

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