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diplacusis

   Also found in: Encyclopedia 0.01 sec.
diplacusis /dip·la·cu·sis/ (dip″lah-koo´sis) the perception of a single auditory stimulus as two separate sounds.
binaural diplacusis  different perception by the two ears of a single auditory stimulus.
disharmonic diplacusis  binaural diplacusis in which a pure tone is heard differently in the two ears.
echo diplacusis  binaural diplacusis in which a sound of brief duration is heard at different times in the two ears.
monaural diplacusis  diplacusis in which a pure tone is heard in the same ear as a split tone of two frequencies.

dip·la·cu·sis (dpl-kss)
n.
A difference in the perception of sound by the ears, either in time or in pitch, so that one sound is heard as two.

diplacusis [dip″lah-koo´sis]
the perception of a single auditory stimulus differently in one ear from in the other, so that two different sounds are heard.


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A 57-year-old male singer with noninsulin-dependent (type 2) diabetes mellitus and primary hyperparathyroidism presented with a complaint of diplacusis in the right ear of 16 months' duration.
The second link provides information about the specific risk factors for various conditions affecting musicians, including not only tinnitus and hyperacusis, but also hearing damage that results in sound distortions and diplacusis (inaccurate perception of pitch).
A clinical neurotologic examination yielded a few positive findings, including diplacusis with the 2-kHz tuning fork and difficulty performing the sharpened tandem Romberg's test.
 
 
 
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