asir条件下低x线剂量联合低浓度等渗对比剂在头颈cta应用中的可行性-研究

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1、宁夏医科大学硕士学位论文英文摘要ConclusionUnderappropriateASIRcondition,thedoublelowtechnologycansignificantlyreducethedoseofX-rayandintakeofiodineequivalent,atthesametimetheimagequalitycanmeettherequirementofdiagnosis.KeywordsX-raycomputedtomography,gemstonespectralCT,a

2、daptivestatisticaliterativereconstruction,contrastmedium，radiationdosage;imagequalityIII万方数据宁夏医科大学硕士学位论文中英文缩略词表中英文缩略词表英文缩写英文全称中文全称BMIbodymassindex体重指数SDstandarddeviation标准差SNRsignal-to-noiseratio信号噪声比CNRcontrast-to-noiseratio对比噪声比DLPdoselengthproduct剂量长度乘

3、积EDeffectivedose有效剂量CECCommissionoftheEuropeanCommunities欧盟委员会FBPfilteredbackprojection滤波反投影重建技术ROIregionofinterest兴趣区ASIRAdaptivestatisticaliterativereconstruction自适应统计迭代重建CTACTangiographyCT血管造影CINContrastInducedNephropathy对比剂肾病IV万方数据宁夏医科大学硕士学位论文目录目录前言..

4、..........................................................................................................................................1ASIR条件下低X线剂量联合低浓度等渗对比剂在头颈CTA应用中的可行性研究.......4资料与方法..................................................................

5、......................................................5结果....................................................................................................................................8讨论...............................................................

6、...................................................................11附图..................................................................................................................................14参考文献................................................

7、..........................................................................16结论........................................................................................................................................18综述.....................................

8、...................................................................................................19综述参考文献............................................................................................................