NCIt definition : Inflammation of the anatomical structures of the middle ear, which is most often caused
by an infectious process. Symptoms include erythema and edema of the tympanic membrane,
pain, and possibly fever.;
Alternative definition : CTCAE: A disorder characterized by inflammation (physiologic response to irritation),
swelling and redness to the middle ear.; NICHD: Inflammation of the middle ear.; FDA: Inflammation (swelling and redness) to the middle ear.;