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Application of MSCT and Post-processing Images to Fractures of Nasal Bone in Forensic Identification
Author(s): CHEN Xiangmin, LUO Shiguang, WANG Zixuan, XU Haibin
Pages: 183-
184,187
Year: 2005
Issue:
3
Journal: JOURNAL OF FORENSIC MEDICINE
Keyword: 多层螺旋CT; 鼻骨; 骨折; 法医学鉴定;
Abstract: 目的探讨多层螺旋CT(MSCT)及图像后处理在鼻骨骨折法医学鉴定中的应用价值.方法采用MSCT对134例被鉴定人进行薄层扫描并行多平面重建(MPR)和表面遮盖成像(SSD).比较MSCT与常规X线诊断结果.结果线型骨折55(41.04%)例,粉碎型骨折46例(34.33%),凹陷型骨折27例(20.15%),未见骨折6例(4.48%).X线平片及CR片漏、误诊48例(35.82%).MSCT正确诊断133例(99.25%).两者诊断结果存在显著差异(x2=45.0816,P<0.001).结论 MSCT及后处理图像应作为鼻骨骨折法医鉴定的主要依据.
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