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ENT

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Tests For Hearing

Question
12 out of 41
 

Weber's test in conductive deafness: (LQ)



A Sound louder in normal ear

B Sound louder in diseased ear

C Heard with equal intensity in both ears

D Inconclusive test

Ans. B Sound louder in diseased ear

As discussed in the text in Weber's Test

In normal Individuals - No lateralization of sound occurs as Bone conduction of both e~HS in normal and equal.

In conductive deafness - Lateralization of sound occurs to the diseased ear (Ans 12)

In SNHL - l..ateralization of sound occurs to the better ear.

Note

It is a very sensitive test and even less than 5 dB difference In 2 ears hearing level can be indicateD.

Also know

Bing Test Ref. Dhingra 6th/ed p 22

It is a test of bone conduction and examines the effect of occlusion of ear canal on the hearing. A vibrating tuning fork is placed on the mastoid while the examiner alternately closes and opens the ear canal by pressing on the tragus inwarD.

Positive in normal and SNHL . hears louder when ear canal is occluded and softer when ear canal is open.

Negative in conductive hearing loss - . no change

Tests For Hearing Flashcard List

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