RHINITIS & ALLERGIES
RHINITIS & ALLERGIES
Allergic rhinitis is defined as symptoms of sneezing, nasal pruritus, airflow obstruction and especially clear nasal discharge caused by IgE-mediated reactions to inhaled allergens and involving inflammation of the mucosa driven by T 2 helper type 2 cells. Important allergens include seasonal pollen and molds as well as indoor perennial allergens such as dust mites, domestic animals, pests, and some molds.