Lombard voice-reflex test

Lom·bard voice-re·flex test

(lom'bard),
the observation of fluctuations in the intensity of a patient's voice when a masking noise is increased or decreased; a test useful in assessing functional hearing loss.

Lombard voice-reflex test

A clinical maneuver used to determine whether a person is feigning–ie, 'faking' unilateral deafness, in which one side is exposed to masking noise; a person alleging hearing loss will ↑ intensity of his/her voice above the masking sound, whereas a person with true hearing loss will not ↑ voice intensity

Lombard,

Etienne, French physician, 1868-1920.
Lombard voice-reflex test - a test useful in assessing functional hearing loss.