Articles

  • Special Topic

    Ear - blocked at high altitudes

    Ear anatomy

    The air pressure outside of your body changes as altitude changes. This creates a difference in pressure on the two sides of the eardrum. The result is a...

  • Disease

    Ear barotrauma

    Ear anatomy

    Ear barotrauma is discomfort in the ear due to pressure differences between the inside and outside of the eardrum. It may include damage to the ear.

  • Symptoms

    Ear discharge

    Ear anatomy

    Ear discharge is drainage of blood, , pus, or fluid from the ear.

  • Test

    Ear drainage culture

    Ear anatomy

    An ear drainage culture is a laboratory test to check for infection-causing substances in a sample of fluid, pus, wax, or blood from the ear.

  • Injury

    Ear emergencies

    The ear is a complicated organ controlling hearing and balance.  When sounds waves reach the ear, they are translated into nerve impulses. These impulses then travel to the brain where they are interpreted by the brain as sound.

    Ear emergencies include objects in the ear canal and

  • Disease

    Ear infection - acute

    Otitis media is an inflammation and/or infection of the middle ear. Acute otitis media (acute ear infection) occurs when there is bacterial or viral infection of the fluid of the middle ear, which causes production of fluid or pus. Chronic otitis media occurs when the eustachian tube becomes blocked repeatedly due to allergies, multiple infections, ear trauma, or swelling of the adenoids.

    Ear infections are one of the most common reasons parents take their children to the doctor. While there are different types of ear infections, the most...

  • Disease

    Ear infection - chronic

    The ear consists of external, middle, and inner structures. The eardrum and the three tiny bones conduct sound from the eardrum to the cochlea.

    Chronic ear infection is fluid, swelling, or an infection behind the eardrum that does not go away or keeps coming back. It causes long-term or permanent...

  • Surgery

    Ear tube insertion

    Ear tube insertion involves placing tubes through the eardrums. The eardrum is the thin layer of tissue that separates the outer and middle ear. Note: This...

  • Disease

    Ear wax

    The ear consists of external, middle, and inner structures. The eardrum and the three tiny bones conduct sound from the eardrum to the cochlea.

    The ear canal is lined with hair follicles and glands that produce a waxy oil called cerumen. The wax usually makes its way to the opening of the ear, where...

  • Symptoms

    Earache

    Ear anatomy

    An earache is a sharp, dull, or burning pain in one or both ears. The pain may last a short time or be ongoing. Related conditions include: Otitis media