Objective: to study characteristics of the wave amplitude of auditorybrain stem response (ABR) before and after tinnitus masking in tinnitus patients.
目的：探讨耳鸣患者的听觉脑干电位(abr)变化特点，观察耳鸣掩蔽后abr变化规律。
2
Objective To investigate the difference and relationship between auditory steady-state evoked response(ASSR threshold), auditorybrain stem response(ABR threshold) and pure tone threshold.