Sensorineural hearing loss

Last revised by Yuranga Weerakkody on 13 Mar 2022

Sensorineural hearing loss (SNHL) refers to deafness secondary to conditions affecting the inner ear, internal acoustic canal, cerebellopontine angle, or vestibulocochlear nerve.

It an be classified audiometrically into two types

  • sensory (cochlear)
  • neural (retrocochlear) 

Pathology

Conditions that cause sensorineural hearing loss can be divided by location:

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Cases and figures

  • Case 1: labyrinthine ossificans
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  • Case 2: large vestibular aqueduct syndrome
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  • Case 3: cochlear aplasia
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  • Case 4: cochlear hypoplasia
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