Patients with External Auditory Canal Exostosis may initially be asymptomatic. As the condition progresses, symptoms can include:

• Hearing loss, often due to blockage of the ear canal.
• Frequent ear infections, as the narrowed canal traps water and debris.
• A sensation of fullness or blockage in the ear.
• Pain or discomfort, particularly after exposure to cold water.

These symptoms can vary in severity depending on the extent of the bony growths.

Diagnosis of External Auditory Canal Exostosis typically involves:

• Clinical Examination: An otoscope is used to visually inspect the ear canal for bony growths.
• Audiometry: Hearing tests may be conducted to assess the impact on hearing.
• Imaging: In some cases, a CT scan may be used to evaluate the extent of the exostoses and rule out other conditions.

These steps help confirm the diagnosis and guide treatment planning.

Treatment for External Auditory Canal Exostosis depends on the severity of symptoms:

• Conservative Management: For mild cases, avoiding cold water exposure and using earplugs can help manage symptoms.
• Surgical Intervention: In more severe cases, surgery may be necessary to remove the bony growths and restore normal ear canal function. This procedure is known as canalplasty.

Post-surgical care is crucial to ensure proper healing and prevent recurrence.

The prognosis for patients with External Auditory Canal Exostosis is generally good, especially with timely intervention. Surgical removal of the exostoses can significantly improve symptoms and quality of life. However, without treatment, the condition can lead to persistent hearing issues and recurrent infections.

The primary cause of External Auditory Canal Exostosis is repeated exposure to cold water and wind. This condition is commonly seen in individuals who engage in water sports, such as surfing, swimming, and diving, in cold environments. The cold exposure stimulates bone growth as a protective response.

External Auditory Canal Exostosis is more prevalent in individuals who frequently participate in cold-water activities. It is particularly common among surfers, hence the nickname "surfer's ear." The condition is more often seen in males and typically develops over several years of exposure.

The pathophysiology of External Auditory Canal Exostosis involves the formation of new bone in response to environmental stimuli. Cold water and wind exposure lead to repeated thermal stress on the ear canal, triggering bone growth as a protective mechanism. Over time, these growths can become large enough to obstruct the ear canal.

Preventing External Auditory Canal Exostosis primarily involves minimizing exposure to cold water and wind. This can be achieved by:

• Wearing earplugs or a hood while engaging in water sports.
• Avoiding prolonged exposure to cold environments.
• Drying the ears thoroughly after water exposure.

These measures can help reduce the risk of developing the condition.

External Auditory Canal Exostosis is a condition characterized by bony growths in the ear canal due to repeated cold exposure. It is common among individuals who participate in cold-water sports. While initially asymptomatic, it can lead to hearing loss and infections. Diagnosis involves clinical examination and imaging, and treatment ranges from conservative management to surgical intervention. Prevention focuses on reducing cold exposure.

If you are experiencing symptoms such as hearing loss, frequent ear infections, or a sensation of fullness in your ears, it may be due to External Auditory Canal Exostosis, especially if you engage in cold-water activities. This condition, often called "surfer's ear," results from bony growths in the ear canal. Treatment options are available, and preventive measures can help reduce your risk.