Puretoneaudiometry: Slight sensorineural hearing loss mainly at the lower frequency may be detected during or soon after attack. It may be recovered or lightened after the attack.
Methods 50 patients received standard pure - tone and extended high frequency audiometry for hearing measurement.
方法对50例压力性鼓膜穿孔患者的常频和扩展高频测听的听阈结果进行分析。
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Methods the puretone thresholds of 30 subjects (60 ears) were measured by puretoneaudiometry and MCML was obtained by means of the same frequency tone masking test.