Any difference between how a person should hear and how they actually hear if some of the sound is being lost as it passes through the middle ear. In hearing testing, any difference between hearing responses for earphone or loudspeaker (air conduction) and bone vibrator (bone conduction). A gap or difference between air-conduction and bone-conduction […]

See Autoimmune Inner Ear Disease.

See Automatic Gain Control.

A harmful result of a drug as opposed to the desired therapeutic effect. Often just referred to as a “side effect.” For example, tinnitus and dizziness are common side effects of many ototoxic drugs.

Same as Adventitious Hearing Loss.

Same as Acquired Hearing Loss.