摘要
目的：研究磁共振成像对前列腺癌的诊断及分期能力。材料和方法：回顾性分析５４例经手术病理证实的前列腺癌ＭＲＩ资料，研究前列腺癌ＭＲＩ的表现及分期，并与临床和病理分期对照。结果：ＭＲＩ能显示７４．１％的前列腺癌，主要为发生或累及到周边带的癌症，但不能区别局限于中央带或过渡带的前列腺癌。在前列腺癌的分期方面，它易于显示前列腺癌对精囊、周边静脉丛、膀胱及肛提肌的侵犯。在盆腔范围内分期的准确率为８７．０％，优于其他影像学检查。结论：ＭＲＩ能显示大多数前列腺癌。
Purpose:ToevaluatetheroleofMRimaginginthediagnosisandstagingofprostaticcancer.Materialsandmethods:DatafromMRimagingin54patientswereretrospectivelyanalysedandcorrelatedwiththeresultsofpathologicandclinicalstaging.Results:TheaccuracyofMRimag-inginthedetectionofprostaticcancerwas74.1%.ProstaticcancerlocatedintheperipheralzoneorinvadingtheperipheralzonewasreadilyidentifiedwithMRimaging,butitwasdifficulttodisplayprostaticcancerlocatedinthecentralortransitionalzones.MRimagingcoulddemonstrateperipro-staticspreadincludingtheinvasionofseminalvesicles,periprostaticvenousplexus,bladderandthelevatoranusmusclewithanaccuracyof87.0%inthepelvicarea,thusitwassuperiortootherimag-ingmethods.Conclusion:MRimagingcandemonstrateprostaticcancerlocatedinperipheralzoneandisvaluableinpreoperativestaging.
出处
《中华放射学杂志》
CAS
CSCD
北大核心
1996年第11期741-744,共4页
Chinese Journal of Radiology
