In the 9 ears which accepted HRCT and MR scanning,7 ears showed abnormal changes of different degree in the inner ear on HRCT images and the other 2 appeared normal.

• 进行了HRCT及MRI检查的9耳中,7耳在HRCT上可见内耳不同程度的异常改变,2耳内耳未见异常改变。