Presbycusis

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Presbycusis
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Case 1 History

• 57 y/o male
• Workers compensation insurance
• Fell from tractor and caused laceration to right
  external ear, feels that TM is perforated
• Sudden awareness of hearing problem directly
  after blow to head/ear

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Otoscopy

• Dried blood in right ear canal, taken out, both
  TMs visualized and normal

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Conclusion

• Bilateral sensorineural loss can either be from
  noise exposure, age or a combination of the two

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Acoustic Neuroma
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Case 1 History

• 58 year old female
• Diagnosed with enhancing internal auditory canal
  lesion 2 years prior
• MRI shows no growth of lesion since previous MRI

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Case 2 History

• 46 y/o female
• One evening while running errands she heard a pop
  and then loud tinnitus began
• Both ABR and ENG results were within normal
  limits
• A CT scan showed a 4 mm acoustic neuroma in the
  right internal auditory canal

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Case 3 History

• 52 year old female
• History of right acoustic schwannoma
• Multiple surgical resections between 1972 and
  1977
• Reports headache and ear pain

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Case 4 History

• 49 year old woman
• Underwent resection of a cerebellopontine angle
  meningioma 7 months prior

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Case 5 History

• 67 year old female
• Sudden hearing loss on right side
• Accompanied by violent vertigo two years ago
• History of CVA one year ago on left side

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