Canadian Medical Guide > Diseases > Otorhinolaryngologic Diseases > Ear Diseases > Hearing Disorders Terms and Definitions

Hearing Disorders

Medical Definition:	Conditions that impair the transmission or perception of auditory impulses and information from the level of the ear to the temporal cortices, including the sensorineural pathways.
Guide Notes:	GEN or unspecified; consider also DEAFNESS and HEARING LOSS and its indentations
Also Called:	Distorted Hearing,Dysacusis,Paracousis

Hearing Disorders Categories.

	Hearing Loss - A general term for the complete or partial loss of the ability to hear from one or both ears.
	Hyperacusis - An abnormally disproportionate increase in the sensation of loudness in response to auditory stimuli of normal volume. COCHLEAR DISEASES; VESTIBULOCOCHLEAR NERVE DISEASES; FACIAL NERVE DISEASES; STAPES SURGERY; and other disorders may be associated with this condition.
	Tinnitus - A nonspecific symptom of hearing disorder characterized by the sensation of buzzing, ringing, clicking, pulsations, and other noises in the ear. Objective tinnitus refers to noises generated from within the ear or adjacent structures that can be heard by other individuals. The term subjective tinnitus is used when the sound is audible only to the affected individual. Tinnitus may occur as a manifestation of COCHLEAR DISEASES; VESTIBULOCOCHLEAR NERVE DISEASES; INTRACRANIAL HYPERTENSION; CRANIOCEREBRAL TRAUMA; and other conditions.

Hearing Disorders Medical Definitions and Terms

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