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Article
April 1929

A SIMPLE METHOD FOR EXPOSING MALINGERING IN UNILATERAL DEAFNESS

Author Affiliations

NEW YORK
From the New York Post-Graduate Medical School and Hospital.

Arch Otolaryngol. 1929;9(4):440-441. doi:10.1001/archotol.1929.00620030462011
Abstract

A rubber tube about 4 feet (122 cm.) in length, equipped with an olive-shaped ear tip at each end (such as the auscultation tube for catheterization of the eustachian tube), and a fairly loud ticking watch are the only requisites for the test.

The principle underlying this test depends on the following facts: When a person has normal hearing, if the ear tips of the tube are inserted rather snugly in the ears, so as to exclude foreign sounds, and a watch is pressed against the tube at a point equidistant from the ears, he will hear the ticking equally loud in both ears. He hears the sound binaurally and cannot lateralize it. As the watch is moved away from the middle of the tube, receding from one ear and approaching the other, he will, if the watch is moved only a little distance at a time, observe a change

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