结果（1）锤骨头、颈、柄，砧骨体等在横、冠状位上的显示率均为10 0 % ，其余结构在两个位置上的显示率有不同程度的差异。

Results (1) The demonstrating rate of the head, neck and handle of malleus on both transverse and coronal plane was 100%. The other structures were seen in different degrees.

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三维ct能生动地显示锤骨、砧骨的立体形态及空间关系。

D CT can vividly demonstrate the shape and spatial relationships of malleus and incus.

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