Otitis externa is relatively common. It's estimated that around 1 in 10 people will be affected by it at some point in their lives. The condition is slightly more common in women than men and is most often diagnosed in adults 45 to 75 years of age. 6 июл. 2021 г.
What increases risk of otitis externa?
Damage to the ear canal as a result of excessive scratching, the use of cotton ear swabs or long-term use of earbuds, for example, may increase the risk of otitis externa. Skin conditions. In addition to seborrhoeic dermatitis, skin conditions such as acne, eczema or psoriasis, can make otitis externa more likely.
Which group is predisposed to otitis externa?
Patients predisposed to developing infections (e.g. immunocompromised or diabetics) are at increased risk of otitis externa. They are also at a higher risk of complications (such as malignant otitis externa), therefore extra care must be taken when treating these individuals.
Who is most at risk for otitis media?
Risk factors for ear infections include: Age: Infants and young children (between 6 months of age and 2 years) are at greater risk for ear infections. Family history: The tendency to get ear infections can run in the family. Colds: Having colds often increases the chances of getting an ear infection.
What is the most common cause of otitis externa?
The most common cause of otitis externa is a bacterial infection, although fungal overgrowth is a principal cause in 10 percent of cases. Otitis externa can also result from any of a broad range of noninfectious dermatologic processes.
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