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ENT · Ear and audiology: hearing aid choice by degree of loss
Sample itemA 75-year-old with severe bilateral sensorineural loss and poor manual dexterity needs a hearing aid. Which style is generally preferred for severe loss and easy handling?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Behind-the-ear aid with a custom earmould
Behind-the-ear aids house larger batteries and amplifiers, so they provide high gain for severe loss and have bigger controls that are easy to handle. A custom earmould reduces acoustic feedback. Completely-in-the-canal devices are small, give limited gain and are suited to mild to moderate loss.
Option by option
A. Completely-in-the-canal aid
In-the-canal aids give limited gain and are hard to manipulate.
B. Behind-the-ear aid with a custom earmould (correct)
Correct. High gain and ease of handling favour a behind-the-ear aid.
C. Auditory brainstem implant
A brainstem implant is for absent cochlear nerve and not for this case.
D. Bone anchored aid on a softband
A softband bone aid is used for conductive loss or atresia.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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