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 …

Jun 6, 2023 · Ear infections (acute otitis media) occur when a virus or bacteria infect the space behind the eardrum. The most common symptom is ear pain.

Otitis is a general term for inflammation in ear or ear infection, inner ear infection, middle ear infection of the ear, in both humans and other animals.

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

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, …

Otitis media with effusion (OME) is a collection of non-infected fluid in the middle ear space. The fluid may be a result of a cold, sore throat or upper respiratory infection, but usually resolves …

Otitis externa describes diffuse inflammation of the skin and subdermis of the external ear canal, which may also involve the pinna or tympanic membrane. Acute otitis externa is inflammation …

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 …

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 …

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.