Observe the shape and position of the foramina nervosa with virtual endoscope by optimal convolution kernel in reconstruction, and show the dysplastic type of t the foramina within internal auditory canal fundus. Results: 1. 在基于最佳重建卷积系数得到的图像中应用仿真内镜观察各神经孔的形态和位置,显示内听道底神经管孔发育异常的类型。
The dysplasia of the foramina within internal auditory canal fundus can be expressed as single foramen, two foramina, three foramina, four foramina or stegnosis and enlargement of the foramina nervosa. 4. 内听道底神经管孔发育不良可表现为单孔、两孔、三孔、四孔或神经孔狭窄和扩大。