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1、16層螺旋CT尿路造影在泌尿系統(tǒng)病變診斷中的臨床應(yīng)用【關(guān)鍵詞】泌尿系疾病；體層攝影術(shù),X線計(jì)算機(jī)；尿路造影術(shù)【摘要】目的探討16層螺旋CT尿路造影(CTU)在泌尿系統(tǒng)病變診斷中的臨床應(yīng)用價(jià)值。方法收集40例臨床有泌尿道癥狀患者，行泌尿系常規(guī)CT平掃、雙期增強(qiáng)打描及排泄期尿路造影，原始數(shù)據(jù)傳送至高級后處理工作站，使用最大密度投影(MIP)、多平而重建(MPR)、曲而重建(CPR)及容積重建(VR)等方法，獲得完整排泄期尿路影像。結(jié)杲18例輸尿管結(jié)石，3例腎盞結(jié)石；5例腎癌，2例腎盂癌；3例膀胱癌侵犯輸尿管下段；1例子宮內(nèi)膜癌術(shù)后輸尿管粘連及腫脹致輸
2、尿管梗阻；1例結(jié)腸癌淋巴結(jié)轉(zhuǎn)移包繞并侵犯輸尿管下段致中上段梗阻積水；外壓性輸尿管狹窄3例；2例腎盞憩室；2例先天性腎發(fā)育異常。其中27例經(jīng)手術(shù)證實(shí)，13例經(jīng)臨床證實(shí)。結(jié)論16層螺旋CT具有掃描速度快、范圍廣、層厚薄和圖像質(zhì)量高等優(yōu)點(diǎn)，能多平血、多方位三維立體顯示整個(gè)泌尿系統(tǒng)的病變，為臨床明確病因提供了重要的參考價(jià)值?！娟P(guān)鍵詞】泌尿系疾?。惑w層攝影術(shù)，X線計(jì)算機(jī)；尿路造影術(shù)Diagnosisandclinalapplicationof16-slicespiralCTurographyforurinarysystemdiseasesZHOUHui,R
3、AOMin.DepartmentofRadiologyjiadingCenterHospital,Shanghai20180(),China【Abstract】ObjectiveToevaluatevalueof16-SlicespiralCTurographictechnique(CTU)inthediagnosisandclinicalapplicationofurinarysystemdiseases.MethodsIn40patientswithurinarysystemdiseases16-slicespiralCTplainscan,
4、renaldual-phaseenhancedscanandurographywereperformed,respectively.ThedatasofCTurographyscanwerethree-dimensionallyreconstructedwithpost-processingtechnique,suchasmaximumintensityproject(MIP)、multiplannarreconstructionCMPR)>curvedprojectionreconstruction(CPR)andvolumerendering
5、(VR)?ResultsAmong40patients,therewere23casesofstone,5casesofrenalcancer,2casesofrenalpelviscarcinoma,3casesofurinarybladdercarcinomawhichinvadedureterJcasesofpostoperativeendometriumcarcinomainflammationandadhesionfollowedbyureteralobstruction,!casesofinvasingbyureterduetolym
6、phnodemetastasis,3casesofexternalforceledtoureteralstenosis,2casesofrenalcongenitaldiseases.27caseswereconfirmedbysurgerypathologyand7caseswereprovedbyclinicalfindings.ConclusionMSCTUownsobviousadvantagesinthediagnosisofurinarysystemdiseasesbecauseofitshighscanspeed,bigcovera
7、ge,thin-slicescanningandhighimagequality-Itcandisplaythewholeurinaiysystembymulti-plannarandmulti-orientationalreconstruction.ltisveryimportanttodeterminecauseofdisease.【Keywords]urologicdiseases；tomography,X-raycomputed；urography16層螺旋CT具有掃描速度快、范圍廣、層厚薄和圖像質(zhì)量高等優(yōu)點(diǎn)，越來越多地應(yīng)用于泌尿系統(tǒng)成像
8、中。本文通過對40例臨床有泌尿系癥狀患者多層螺旋CT尿路造(multislicespiralcomputedtomographyurog
