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1、中国CT和MRI杂志2012年02月第10卷第1期总第42期TheImageAnalysisofSacralTumorsLUOZhen-dong1,YEQiong-yu2,CHENWei-guo1,etal.1.DepartmentofRadiology,NanfangHospital,NanfangMedicalUniversity,GuangzhouGuangdong510515,China;2.DepartmentofRadiology,Bao'anMaternalandChildHealthtHospital,D
2、henzhenGuangdong论著518133,China[Abstract]ObjectiveTostudytheimagingappearancesofsacraltumors,inordertoim-provethediagnosticaccuracy.MethodsTheimagesof69caseswerereviewed.Allcasesare骶骨肿瘤的影像学confirmedbypathology.Allof58casesunderwentX-rayexaminations,and32casesweree
3、xaminedbyCTand47casesbyMRI.ResultsAmong69casesofsacraltumors:23cases表现分析weremetastatictumors;22caseswerechordomas;9caseswereneuromas(including7casesofneurilemmoma,1caseofNeurofibromatosisand1caseofneuroblastoma);6casesweremyeloma;Lymphomaandgiantcelltumorshad3cas
4、esrespectively;Thyroidfollicu-1.南方医科大学附属南方医院放射科larcarcinoma,malignantfibroushistiocytomaanddesmoplasticfibromashad1caserespectively.Theimageappearanceofmalignanttumorsofsacrumweresoftmassesand(广东广州510515)osteolyticbonedestruction,andthesacroiliacjointwaseasilytob
5、einvaded.Theosteolytic2.广东省深圳宝安区妇幼保健院放射科bonedestructionofchordomawascentraltype,whilethegiantcelltumorofbonewas(广东深圳518133)centrifugal.Multiplebonedestructionwasthefeatureofmetastatictumor,lymphomaand罗振东1叶琼玉2陈卫国1myeloma.Thefeatureofneuromawasbonedestrutionwithsac
6、ralcanaldestructionor秦耿耿1程勇1贾铭1enlargement.ConclusionThesacraltumorsarevariety,andtheimagingappearancesofthesedeseasesarecomplex.Combiningtheclinicalmanifestationandimagescanimprovethediagnosisofthesediseases.【摘要】目的分析骶骨肿瘤的影像表现,以期进一步提高对该部位肿瘤的认识。[Keywords]sacral;tu
7、mor;tomography,X-raycomputed;MRI方法回顾性分析69例经病理证实的骶骨肿瘤的影像表现。58例行X线检查,32例行CT检查,47例行MRI检查。结果69骶骨位于脊柱末端,位置深在,其肿瘤的种类繁多,影像表现复例骶骨肿瘤中,转移瘤23例,脊索瘤22杂,加上与周围盆腔结构关系密切,临床症状常无特异性[1],在临床诊断例,神经源性肿瘤9例(神经鞘瘤7例、神经纤维瘤、神经母细胞瘤各1例),骨及鉴别诊断工作中存在一定难度。搜集我院2003年1月-2011年6月经穿髓瘤6例,淋巴瘤及骨巨细胞瘤各3例,刺活
8、检或手术病理证实的69例骶骨肿瘤,分析其影像表现特点,旨在进一甲状腺滤泡癌、恶性纤维组织细胞瘤及韧带状纤维瘤各1例。骶骨恶性肿瘤表步提高骶骨肿瘤的认识及诊断水平。现为骶骨溶骨性骨质破坏,软组织肿块及骶髂关节受侵犯易见。脊索瘤表现为材料与方法中心性、溶骨性骨质破坏,骨巨细胞瘤多为偏心膨胀性骨质破坏,转移瘤、骨髓瘤及淋巴