Apr 23, 2025 · An ear infection, also known as acute otitis media, is an infection of the air-filled space behind the eardrum, known as the middle ear. Children are more likely than adults to …

Otitis media, or middle ear infection, involves the middle ear. In otitis media, the ear is infected or clogged with fluid behind the ear drum, in the normally air-filled middle-ear space.

Ear infections (acute otitis media) occur when a virus or bacteria infect the space behind the eardrum. The most common symptom is ear pain.

Detailed information on otitis media, including causes, symptoms, diagnosis, treatment, and prevention.

Otitis is a term for infection or inflammation of the ear. Otitis can affect the inner or outer parts of the ear. The condition can be: Acute ear infection -- Starts suddenly and lasts for a short …

Acute otitis media is a bacterial or viral infection of the middle ear, usually accompanying an upper respiratory infection. Symptoms include otalgia, often with systemic symptoms (eg, fever, …

Apr 17, 2024 · Occurs when fluid builds up in the middle ear without causing an infection. Does not cause fever, ear pain, or pus build-up in the middle ear. Swimmer's ear is an infection in …

Otitis media - acute: Summary Acute otitis media (AOM) is defined as the presence of inflammation in the middle ear, associated with an effusion, and accompanied by the rapid …

Ear infections, also known as otitis media, occur when the middle ear is infected or inflamed. There are two main types of otitis media: acute otitis media with effusion (fluid in the middle …

Oct 29, 2025 · Ear infections (otitis media) happen when a virus or bacteria infect the space behind the eardrum. Learn about the causes, symptoms, diagnosis, and treatment options.