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(v) Unilateral hearing loss of sudden or recent onset
within the previous 90 days.
(vi) Audiometric air-bone gap equal to or greater than
15 decibels at 500 hertz (Hz), 1,000 Hz, and 2,000 Hz.
(vii) Visible evidence of signicant cerumen accumulation
or a foreign body in the ear canal.
(viii) Pain or discomfort in the ear. Special care should be
exercised in selecting and tting a hearing aid whose
maximum sound pressure level exceeds 132 decibels
because there may be risk of impairing the remaining
hearing of the hearing aid user. (This provision is
required only for those hearing aids with a maximum
sound pressure capability greater than 132 decibels
(dB).)
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