H69: Other disorders of Eustachian tube

H69.9: Eustachian tube disorder, unspecified

The ear is a sensory organ that is used to hear and to maintain one's balance. There are 3 different areas in the ear: the outer ear, middle ear and inner ear. The middle ear is connected to the throat by a passageway. This allows air to get to the middle ear.

When there is a disorder in the passageway connecting the middle ear to the throat, there may be various symptoms. One’s hearing may be worse. There may be soreness or an unpleasant pressure in the ear.