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升主动脉搏动性伪影的多层CT表现及意义 被引量:1

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摘要 目的:探讨多层CT升主动脉搏动伪影特点、消除方法。方法:150例患者行胸部CT检查。判断有无主动脉搏动伪影、部位、宽度、长度及伪影的连续性。对21例患者应用心电门控技术处理。结果:共127例出现升主动脉搏动伪影,伪影的宽度均值4.1mm;长度为均值2.5cm;连续性中断25例。21例患者应用心电门控技术后,20例伪影消除。结论:主动脉搏动伪影在多层CT上发生率较高,掌握其特征及消除方法,易与主动脉夹层鉴别。
作者 唐勇
出处 《求医问药(下半月刊)》 2012年第1期43-43,共1页 Seek Medical and Ask The Medicine
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参考文献5

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共引文献5

同被引文献3

  • 1韩雪,赵殿江,李安源.升主动脉夹层样搏动伪影的多层螺旋CT表现[J].中国医学影像技术,2006,22(9):1345-1347. 被引量:6
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  • 3Ko SF, Hsieh M J, Chen MC, et al. Effects of heart rate on motion artifacts of the aorta on non ECG-assisted 0.5 secthoracic MDC [ J]. AIR,2005,184:1225-1230.

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