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Clinical use of brainstem evoked response audiometry
Virginia Medical
|January 1, 1980
Summary
Brainstem evoked response (BER) audiometry aids in infant hearing tests, diagnosis of tumors, and identifying brainstem lesions. While sensitive to high-frequency hearing loss, BER offers a new diagnostic dimension in audiology.
Area of Science:
- Audiology
- Neuroscience
- Medical Diagnostics
Background:
- Brainstem evoked response (BER) audiometry is a valuable tool for audiological assessments.
- Its applications extend beyond basic threshold testing, offering insights into neurological conditions.
Observation:
- BER audiometry is crucial for threshold testing in infants and identifying malingerers.
- It aids in diagnosing VIIIth nerve tumors and pinpointing brainstem lesions.
Findings:
- BER demonstrates utility in fundamental audiological and neurological diagnostic applications.
- Potential for expanded diagnostic capabilities with further research.
Implications:
- BER audiometry is unaffected by anesthesia and sedation, facilitating testing in various patient states.
- Limitations include potential waveform abnormalities or absence in high-tone sensorineural hearing loss.