Auditory brainstem response (ABR) test

Auditory brainstem response (ABR) test
A test for hearing and brain (neurological) functioning. ABR may be used in the evaluation of: {{}}Neurologic integrity (and hearing) in patients who are comatose, unresponsive, or impaired due to a stroke, an acoustic neuroma (tumor on the hearing nerve), Meniere's disease, etc. Hearing integrity (and neurologic normalcy) in infants and young children. The auditory brainstem response (ABR) test involves attaching electrodes to the head to record electrical activity from the auditory nerve (the hearing nerve) and other parts of the brain. Also known as brainstem auditory evoked potentials (BAEP).

Medical dictionary. 2011.

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  • Test, auditory brainstem response (ABR) — A test for hearing and brain (neurological) functioning. ABR may be used in the evaluation of: {{}}Neurologic integrity (and hearing) in patients who are comatose, unresponsive, or impaired due to a stroke, an acoustic neuroma (tumor on the… …   Medical dictionary

  • ABR (auditory brainstem response) test — A test for hearing and brain (neurological) functioning. ABR may be used in the evaluation of: {{}}Neurologic integrity (and hearing) in patients who are comatose, unresponsive, or impaired due to a stroke, an acoustic neuroma (tumor on the… …   Medical dictionary

  • Auditory brainstem response — The auditory brainstem response (ABR) is an auditory evoked potential extracted from ongoing electrical activity in the brain and recorded via electrodes placed on the scalp. The resulting recording is a series of vertex positive waves of which I …   Wikipedia

  • auditory brainstem response — (ABR) for sensorineural hearing loss: a test that tracks nerve signals arising in the internal ear as they travel along the auditory nerve to the brain region responsible for hearing. A small speaker placed near the ear makes a clicking sound,… …   Medical dictionary

  • Auditory system — The auditory system is the sensory system for the sense of hearing. Ear Outer ear The folds of cartilage surrounding the ear canal are called the pinna. Sound waves are reflected and attenuated when they hit the pinna, and these changes provide… …   Wikipedia

  • ABR — Abbreviation for auditory brainstem response. See auditory brainstem response. * * * abortus Bang ring [test]; absolute bed rest; American Board of Radiology; arterial baroreflex; auditory brainstem response * * * auditory brainstem response …   Medical dictionary

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  • Hearing impairment — See also: Deaf culture for the social movement.. Deaf and/or hard of hearing Classification and external resources The International Symbol for Deafness …   Wikipedia

  • Hearing (sense) — Hearing (or audition) is one of the traditional five senses. It is the ability to perceive sound by detecting vibrations via an organ such as the ear. The inability to hear is called deafness.In humans and other vertebrates, hearing is performed… …   Wikipedia

  • Ear — The ear is the sense organ that detects sounds. The vertebrate ear shows a common biology from fish to humans, with variations in structure according to order and species. It not only acts as a receiver for sound, but plays a major role in the… …   Wikipedia

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