Evaluation of HRCT and 3D Reconstruction in the Fracture of Optic Canal
Guo Xiao
Abstract
Guo Xiao
Abstract
Objective To evaluate the clinical application of HRCT and 3D reconstruction in the fracture of optic canal. Methods HRCT and 3D reconstruction were performed in the optic nerve injury of 40 cases,30 cases were proved by optic canal decompression. Results 39 fractures were observed in 40 cases.Medial wall of optic canal was the most common position with 29 fractures(74.4%),16 fractures (41.0%)were in inferior wall.Optic nerves were obviously compressed 25 cases(64.1%).The fracture were divided five types on CT:①concave;②lineal;③comminuted;④inlay;⑤mixed.36 cases had orbital wall fractures in 40 cases. Conclusion Conventional CT can no longer meet the needs of diagnosis of fracture of optic canal.HRCT and 3D reconstraction can improve diagnostic ability,provide reliable imaging information for selecting treatment plan. [
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Objective To evaluate the clinical application of HRCT and 3D reconstruction in the fracture of optic canal. Methods HRCT and 3D reconstruction were performed in the optic nerve injury of 40 cases,30 cases were proved by optic canal decompression. Results 39 fractures were observed in 40 cases.Medial wall of optic canal was the most common position with 29 fractures(74.4%),16 fractures (41.0%)were in inferior wall.Optic nerves were obviously compressed 25 cases(64.1%).The fracture were divided five types on CT:①concave;②lineal;③comminuted;④inlay;⑤mixed.36 cases had orbital wall fractures in 40 cases. Conclusion Conventional CT can no longer meet the needs of diagnosis of fracture of optic canal.HRCT and 3D reconstraction can improve diagnostic ability,provide reliable imaging information for selecting treatment plan. [
Key concepts: Medicine, Optic canal, Optic nerve, Decompression, Fracture (geology), Medial wall, Radiology, Surgery