What is Exostosis?

Exostosis is a bony growth that can develop in the ear canal. It is a common condition, especially in people who spend a lot of time in cold water.

How do you treat exostosis in the ear?

There are two main treatments for exostosis: surgery and observation. Surgery is the most effective treatment, but it is also the most invasive. Observation is a less invasive treatment, but it may not be effective in all cases.

Do exostoses usually cause hearing loss?

Exostoses can cause hearing loss, but it is not always the case. The severity of the hearing loss depends on the size of the growths and their location in the ear canal.

The most common symptom of exostosis is hearing loss. Other symptoms can include ear fullness, pain, and discharge.

What is the cause of exostosis?

The exact cause of exostosis is unknown, but it is thought to be caused by a combination of factors, including cold water exposure, genetics, and inflammation.

Is exostosis painful?

Exostoses are usually not painful. However, they can sometimes cause pain, especially if they grow large enough to block the ear canal.


Exostosis is a common condition that can cause hearing loss. There are two main treatments for exostosis: surgery and observation. The best treatment for you will depend on the severity of your condition and your individual preferences.

Exostosis is usually diagnosed by an audiologist. They will examine your ear canal and may use imaging tests, such as a CT scan, to confirm the diagnosis.