Materials and methods: The transverse diameter and height of extraocular muscles of both eyes were measured in 100 cases with coronal and 80 cases with axial CT scans.
材料与方法：分别测量100例和80例冠状和横轴ct扫描双眼内、外、上、下直肌及上斜肌横径和高径。
Objective To show imaging findings of inferior orbital fissure(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。
Materials and Mathods: 42 cases of nasal polyps underwent CT scans, with axial plane scannings in 5, prone coronal scanning in 37.
材料和方法：42例鼻息肉行轴位及冠状位扫描，其中轴位5例、俯卧冠状位37例，全部病例经鼻内窥镜手术及病理证实。
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