Otolaryngology Book

http://www.fpnotebook.com/

Noise-Induced Hearing Loss

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  1. Epidemiology: Chronic or recurrent loud noise exposure
    1. Textile mills
    2. Firearms
    3. Rock concert
  2. Signs: Audiometry
    1. Early: Pure tone loss at 4000 hz
    2. Later: progresses to other frequencies
  3. Management
    1. Refer to Otolaryngology

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