Hearing loss of 65dB, what is the grade of deafness?
Correct Answer: Moderately severe
Description: WHO classification of the degree of hearing lossThe degree of impairment Hearing threshold in the better earNot significant 0 - 25 dBMild deafness26 - 40 dBModerate deafness41 - 55 dBModerately severe deafness56 - 70 dBSevere deafness 71 - 90 dBProfound deafnessAbove 91 dB Ref: PL Dhingra, Diseases of Ear, Nose & Throat, 7th edition, pg no. 40
Category:
ENT
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