结果和结论：依匙突可寻找面神经水平段；
Results and conclusion:According to the CP, the HFC could be found.
结论熟悉上鼓室前隐窝的解剖特征及其重要内容如膝状神经节、匙突、面神经水平段之间的关系至关重要。
Conclusion It is important for otologists to know the anatomic structure of AER and its relationship with facial nerve and geniculate ganglion.
与水平段平行的斜平面可显示颞骨内面神经。
On the oblique plane parallel to the horizon segment the intratemporal facial nerve was completely disclosed.
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