audiogram


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Related to audiogram: pure tone audiogram

audiogram

[′ȯd·ē·ō‚gram]
(acoustics)
A graph showing hearing loss, percent hearing loss, or percent hearing as a function of frequency.
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It should be noted that in comparison with the unilateral counterpart, the BSSHL patients had significantly more descending-type audiograms ( ?
Given this theory, and the fact that noise usually causes a 4 kHz dip in the audiogram, the average perceived frequency in noise-induced tinnitus of 5.
A STS in hearing is defined as a change in at least one ear noted between the test of interest and reference audiogram as either an average at 2000 Hz, 3000 Hz, and 4000 Hz of [+ or -] 10dBHL or more, or [+ or -] 15 dBHL or more at 1000 Hz, 2000 Hz, 3000 Hz, or 4000 Hz.
industry sectors using 1,413,789 noise-exposed worker audiograms from CDC's National Institute for Occupational Safety and Health (NIOSH) Occupational Hearing Loss Surveillance Project (4).
If proven to be accurate and comparable to the gold standard pure tone audiometry, it could become a revolutionary screening tool for detecting hearing impairment as these devices are very popular among people from all spectra and much cheaper compared to the conventional audiogram.
An audiogram is particularly useful in a patient with vertigo; if normal in the setting of episodic vertigo, one might consider migraine rather than Meniere's disease.
To assess whether participant' audiograms were worse than might be expected for people their age, each participant's 4FAHL was compared to the corresponding 4FAHL set out in in the international standard (ISO 7029, 2000) for 'otologicially normal' non-noise exposed people aged 20-70.
As outer hair cells become permanently damaged or nonfunctional, otoacoustic emissions provide greater accuracy and efficiency in predicting cochlear status than the audiogram.
A pure-tone audiogram and physical examination of the ear were performed, and vitamin intake was calculated by using the 24-hour recall method.
Testing should be conducted again within 30 days of any audiogram that continues to show a significant threshold shift.
The 3-5 minute self-administered test will at completion, generate an audiogram illustrating the level of hearing loss for each ear.