How does Allergic Rhinitis related to Otitis Media with Effusion (OME)
Otitis media is an inflammation that occurs in the middle ear. Middle ear space contains fluid that could be easily infected and the infected middle ear is called otitis media with effusion. The cause of the chronic OME (otitis media with effusion) for most of the allergic rhinitis patients is mainly due to the IgE-mediated allergies. IgE-mediated allergy is the allergy that happens when IgE antibody (one type of the white blood cell) binds with the mast cell. IgE antibody is being produced by the plasma cell when foreign particular from outside of the body entering into the blood through nasal mucosal surface. Once the IgE antibody binds with the mast cell around the nose, histamine is secreted from this cell and it is the main chemical that causes itching and hypersensitive of the nose. According to the publication by a group of scentists, 50% of the children who had chronic OME also had nasal allergy [Acta Otolaryngol (Stockh) 1988;458(suppl):41-7]. Effects of the seasonal allergic rhinitis to the Eustachian tube function and middle ear pressure had been studied by a few groups of medical...