Hearing disorders of the outer ear

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Hearing disorders of the outer ear

• Auricle
• Microtia
• Anotia
• Tumours
• http//www.kidsplastsurg.com/ear-stories.cfm

http//www.rcsullivan.com/www/ears.htm13.0
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Conditions of the External ear canal

• Atresia http//www.ghorayeb.com/CongenitalEar.html
  
• Stenosis
• Collapse
• Foreign bodies/Wax
• Tumours/Exostoses
• Various types of external otitis (Furunculosis,
  Myringitis, Necrotic or Malignant)
• http//www.entusa.com/external_ear_canal.htm

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Consequences

• Conductive hearing loss
• Degree may be mild in some cases.
• Up to 60 dB of hearing loss