Causes and Symptoms of Otitis Media in Adults Causes. Otitis media is most often an inner ear infection that is sometimes caused by bacteria or viruses. These germs grow into the inner ear via the Eustachian tube from the throat. Normally, the inner ear drains into the throat when you have too much fluid from colds or allergies.
Otitis Media (Middle Ear Infection) in Adults Otitis media is another name for a middle ear infection. It means an infection behind your eardrum. This kind of ear infection can happen after any condition that keeps fluid from draining from the middle ear. These conditions include allergies, a cold, a sore throat, or a respiratory infection.
WebMD's guide to symptoms of an ear infection in children and adults.
Acute otitis media (AOM) is a type of ear infection. It's a painful condition in which the middle ear becomes inflamed and infected. An AOM occurs when your child's eustachian tube becomes swollen Author: Rose Kivi And Winnie Yu.