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Related Experiment Videos

Otitis externa associated with aquatic activities (swimmer's ear).

M B Strauss1, R L Dierker

  • 1Baromedical Department, Memorial Medical Center, Long Beach, California.

Clinics in Dermatology
|July 1, 1987
PubMed
Summary

Preventing ear canal infections, or otitis externa, involves keeping the ear canal dry, especially for water-exposed individuals. Prophylactic measures like desiccation and acidification are effective, but persistent infections may require specialist evaluation.

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Area of Science:

  • Otolaryngology
  • Dermatology
  • Aquatic Medicine

Background:

  • Ear canal infections, or otitis externa, are common aquatic problems.
  • The aquatic environment introduces moisture, fostering bacterial growth and infection.

Observation:

  • Bacteria introduced with moisture multiply in the warm ear canal, causing symptoms of otitis externa.
  • Excessive moisture from activities like swimming and diving increases infection risk.

Findings:

  • Minimizing ear canal moisture effectively reduces otitis externa incidence.
  • Prophylactic desiccation and acidification are highly effective in preventing infections.
  • Saturation divers may require cessation of diving for infection resolution.

Implications:

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  • Individuals with recurrent infections need specialist evaluation for underlying causes.
  • Addressing anatomical issues or dermatoses can prevent future otitis externa episodes.