Glossary
Antihistamines: Drug used to offset the effects of histamine.Audiogram: A graph showing a person's hearing ability, determined from a set of tests examining hearing acuity of different sound frequencies
Sinusitis: Sinusitis is inflammation of the lining membrane of any of the hollow areas (sinuses) of the bone of the skull around the nose. The sinuses are directly connected to the nasal cavities.
