What are the types of middle ear infections? Acute otitis media- This middle ear infection occurs suddenly. It causes swelling and redness. Fluid and pus become trapped under the eardrum Chronic otitis media- This is a middle ear infection that does not go away, or happens repeatedly, over. Nov 06, · Ear infections in adults are typically caused by germs, such as viruses, a fungus, or bacteria. The way a person becomes infected will often determine the kind of .
Aug 28, · Middle ear infection is most often a viral or bacterial infection that affects the air-filled space behind the eardrum, containing small vibrating bones of the ear. When bacteria or fluid gets trapped inside the ear, an infection might occur. Symptoms of Ear .