Objective To show imaging findings of inferiororbitalfissure(IOF)and groove(IOG)on axial CT scans and to discover their anatomic variations, so as to avoid misdiagnosing them as orbital fracture.
目的研究正常人眶下裂和眶下沟横断面CT表现及其解剖基础,避免将其误认为眶壁骨折。
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The hanging wall of the pterygopalatine space, fora- men rotundum, inferiororbitalfissure, pterygoid canal and its relationship with the sphenoidal sinus were dis- played on coronal section.