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Normal audiogram

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

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Normal Audiogram

 

 

 

x - left, air conduction o - right, air conduction

 

 

 

With thanks to Wendy Pallant of Teaching Resources And INformation for allowing the use of this diagram on GPnotebook

Degrees of Hearing Loss (1):

Normal Hearing

-10-26 dB

Mild Hearing Impairment

27-40 dB

Moderate Hearing Impairment

41-55 dB

Moderately Severe Impairment

56-70 dB

Severe Hearing Impairment

71-90 dB

Profound Hearing Impairment

>= 91 dB

 

Reference:

  • 1. Katz, J. Handbook of Clinical Audiology, Williams and Wilkins, 1985.

 

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