<unk> , often known as "swimmer's ear," is an inflammation of the<unk> l ear canal. The inflammation often begins when the skin in the outer ear becomes damaged and predisposed to infection by bacteria. It is usually caused by a bacterial infection from bacteria-contaminated water that enters the ear canal when an individual is swimming, diving, or performing other aquatic activities.<unk>  can also be caused by a fungal infection, as well as allergies or exposure to chemical irritants causing<unk>  through eczema or seborrhea. Malignant<unk>  is a very rare form of the disease where the infection spreads past the ear canal and into ear and skull-base bones.
Otitis externa
Otitis media
Otitis interna
Q fever
Chondritis
Cervicitis
Rhinorrhea
Gonorrhea