弥散张量成像鉴别高级别胶质瘤与单发转移瘤的价值

时间:2025-04-20

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弥散张量成像鉴别高级别胶质瘤与单发转移瘤的价值

刘兆玉1

孙博2范国光1王晓明1郭启勇1

【摘要】目的:探讨弥散张量成像鉴别脑内原发高级别胶质瘤与单发转移瘤的价值。材料和方法:测量行lyri检查的

13例幕上高级别胶质瘤、8例单发转移瘤的肿瘤实质、瘤周水肿区及在大脑脚层面双侧皮质脊髓束的ADC值、FA值,并计算患侧/对侧FA相对值,行统计学分析。结果:单发转移瘤瘤周水肿区ADC值明显高于高级别胶质瘤瘤周水肿区ADC值;两者大脑脚层面患侧皮质脊髓柬FA值轻度降低,ADC值无明显差异;相对FA值高级别胶质瘤较低。结论:瘤周水肿区ADC值对高级别胶质瘤与单发转移瘤的鉴别有意义;弥散张量成像提供更多瘤周受累纤维束病理改变的信息。

关键词扩散张量成像;胶质瘤;转移瘤;皮质脊髓束中国图书资料分类法分类号R730.44

ThePotentialValueofDiffusionTensorImagmginDifferentiatingbetween

AdvancedGfiomaandSolitary

Metastasis

LIUZhao-yu,SUNBo,FANGuo-guang,WANGXiao—ming,GUOqi-yong(ChinaMedicalUniversity舶棚彬昭Hospital,

Shenyang1

10004)

【Abstractl

Plirpo畿;Toinvestigatethepotentialvalllgbetweendiffusiontensorimagingindifferentiatingbetweenofadvanced0iomaand

solitary

metastasis.Materials

and

Methods:Thirteenpatients讲tII

supratentorialadvancedSlionmand8patientswit}Isolitarymetastasis

un—

derwentDTI

examinations.Thecoefficient(ADC)and

fractional

anisotropy(FA)valueofthetumor,peri—tumoredemaandthe

eortieespinal

tract

On

bothsidescerebralpeduncle

were

measured,thendidstatisticanalysis.Results:The

ADCvalueineasuredinedemaregionofthe

metastasis

was

significantlyhigherthanthatoftheadvanced …… 此处隐藏:8881字,全部文档内容请下载后查看。喜欢就下载吧 ……

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