Otitis externa

A disorder in which there is infection, inflammation or irritation of the external ear and ear canal. There is often a history of recent exposure to water or mechanical ear trauma from scratching or foreign objects in the ear. Swimming in polluted water is one way to contract swimmer's ear.

Otitis externa is fairly common, affecting 4 out of 1,000 people, mostly teenagers and young adults.

1. Otitis
2. Fungal zoonoses

1. Parasitic otitis externa
2. Mycotic otitis externa
3. Chronic otitis externa
4. Acute otitis externa

1. Unhygienic recreational contact with sewage
2. Pulmonary fungal disease
3. Inflammatory infections of the respiratory organs