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静脉减影3D CE-MRV与2D-TOF MRV成像技术在颅内静脉窦显示的对照分析
作者:华婷 姚冀平 周如康 
单位:同济大学附属第十人民医院(放射科)
关键词:磁共振成像 静脉窦 2D-TOF MRV 静脉减影3D CE-MRV成像 
分类号:
出版年·卷·期(页码):2013·41·第五期(311-314)
摘要:

【摘要】目的:评价静脉减影3D CE-MRV在颅内静脉窦显示中的应用价值。方法:22例患者在3.0T 超导型磁共振上行颅脑静脉减影3D CE-MRV和2D-TOF MRV,由两名放射科副主任医师评价静脉减影3D CE-MRV对静脉窦解剖结构和病变的显示能力,以及与2D-TOF MRV的差异。结果:7例患者2D-TOF MRV和静脉减影3D CE-MRV显示颅内静脉窦的正常解剖形态和信号一致;1例患者静脉减影3D CE-MRV显示颅内静脉窦信号较差,2D-TOF MRV上各静脉窦显示良好;14例患者2D-TOF MRV上静脉窦信号高低不均匀、混杂、中断,管腔狭窄,静脉减影3D CE-MRV上显示静脉窦信号正常,发现静脉窦变异,静脉窦血栓等。结论:2D-TOF MRV无需注射对比剂,是目前显示颅内静脉的首选方法,静脉减影3D CE-MRV对静脉窦正常解剖结构的显示,以及对病变的发现优于2D-TOF MRV,有重要价值,应作为2D-TOF MRV的重要补充。

【Abstract】 Objective: To Evaluate of intravenous subtraction 3D CE-MRV in intracranial venous sinus display application value. Method: In 22 patients with 3.0T superconductive MRI brain 2D-TOF MRV and intravenous subtraction 3D CE-MRV, by two radiologists department deputy chief physician evaluation of intravenous subtraction 3D CE-MRV on sinus anatomy and lesions display capability, as well as with 2D-TOF MRV differences. Results: In 7 patients with 2D-TOF and venous MRV subtraction 3D CE-MRV showed intracranial venous sinus of the normal anatomy and morphology of signal line; 1 patients intravenous subtraction 3D CE-MRV showed intracranial venous sinus signal is poor, 2D-TOF MRV the sinus show good; 14 cases of patients with 2D-TOF MRV sinus signal high low uniformity, confounding, interrupt, luminal stenosis, intravenous subtraction 3D displayed on the CE-MRV sinus signal is normal, discovery of sinus variability, venous sinus thrombosis. Conclusion: 2D-TOF MRV without injection of contrast agent, is currently showing intracranial venous preferred method, intravenous subtraction 3D CE-MRV on normal sinus anatomic structure of the display, and the lesion was found superior to the 2D-TOF MRV, has the important value, as important supplement of 2D-TOF MRV.

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