分析总结如下,旨在加强对CT表现的认识。thicknessCTscanwithaxialandcoronalpositioninordertomakeaccuratediagnosisanddifferentialdi2from19to72yearsoldwithaverageof45,38werefemaleand33weremale.Thereareosteofibrodys2considerationofbothsurgicalandpathologicresults.Pre-andpost-enhancementCTscanwerecon2冠变硬吸病C-248-中国医学计算机成像杂志2003年第9卷第4期累及颅骨病变的CT诊断与鉴别诊断刘晓虹许永华耿道颖姚振威张晓龙目的:分析累及颅骨不同病变的CT表现特征,探讨CT诊断此类病变的诊断价值。材料和方法:收集了72例累及颅骨病变的CT扫描表现,参照手术、理资料,加以分析。T检查采用美国GE公司Hispeed全身扫描机,全部病例作CT平扫和增强扫描。结果:72例患者,年龄19～72岁,平均45岁,女性38例,男性33例。颅骨纤维异常增殖症1例,骨化性纤维瘤1例,脊索瘤6例,软骨瘤1例,颅咽管瘤6例,垂体瘤19例,听神经瘤13例,脑膜瘤22例,颅骨血管瘤2例,转移性颅骨肿瘤1例。累及颅骨的病变虽然复杂多变,但有4种形式颅骨受累的CT表现有一定的特征性:骨质压迫吸收、薄,骨质反应性增生、化,骨质破坏、收,颅底孔道的改变。此外,病变的病理起源与好发部位有密切的关联。结论:CT显示骨质细微改变的优势结合轴、状位头颅CT薄层扫描的敏感性对累及颅骨病变的诊断与鉴别有着极为重要的意义。关键词颅骨病变CT诊断鉴别诊断SkullInvolvedbyPathologicalChanges:CTDiagnosisandDifferentialDiagnosisLiuXiaohong,XuYonghua,GengDaoying,etalDepartmentofRadiology,Shanghai8thPeopleHospital,Shanghai200040Purpose:ToanalysestheCTfeatureofskullinvolvedbyvariouskindsofpathologicalchangesandtoinvestigatethevalueofCTindiagnosis.MaterialsandMethods:CTdataof72casesinvolvedwithpathologicalchangesofskullwereselected.DetailedanalysisofCTfeatureswasconductedwiththeductedonAmericanGEHispeedCTsysteminallcases.Results:Amongthe72cases,patientsrangedplasia(n=1),osteofibroma(n=1),chordomas(n=6),chondroma(n=1),craniopharyngiomas(n=6),pituitarymacroadenomas(n=19),acoustictumours(n=13),meningiomas(n=22),skullangioma(n=2)andmetastasis(n=1).Despitethecomplicationofvariouspathologicalchangesofskull,therearefourmajorcharacteristicsintermofCTfeatures:skullbeingabsorptedandgettingthin;skullhyperplasiaandstiffness;skulldestructionandabsorption;baseofskullductchanging.Inaddition,pathologicalchangeswererelatedtothepathologyoriginandareaswherediseaseseasilytookplace.Conclusion:CTplaysasignificantroleindetectingevenminorbonestructurechanges.Itisimportanttocombinethinsliceagnosis.KeywordsSkulllesionCTDiagnosisDifferentialdiagnosis累及颅骨的病变类型众多,临床诊断存在一定的材料和方法复杂性。随着医学影像技术和设备的不断改进和提高,医学影像诊断也发生了重大的突破。对于累及颅72例患者,年龄19～72岁,平均45岁,女性38骨的病变,CT有一定的特征表现,本文收集了72例累及颅骨病变的CT扫描表现,参照手术、病理资料,中国医学计算机成像杂志2003;9:248～252ChinComputMedImag2003;9:248～252作者单位:200233,上海市第八人民医院放射科(刘晓虹许永华);复旦大学附属华山医院放射科(耿道颖,姚振威,张晓龙)©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.wwcnki病累颜鼻镰斜上累累下颅右筛蝶1以中国医学计算机成像杂志2003年第9卷第4期例,男性33例。70例经手术、理证实,2例经临床证实。颅骨纤维异常增殖症1例,骨化性纤维瘤1例,脊索瘤6例,软骨瘤1例,颅咽管瘤6例,垂体瘤19例,听神经瘤13例,脑膜瘤22例,颅骨血管瘤2例,转移-249-时间2s,扫描矩阵为512×512,层厚2～10mm,层距2～10mm,全部病例做CT平扫和增强扫描,造影剂为碘海醇80ml,静脉内注射,注射完毕立即扫描。性颅骨肿瘤1例。CT检查采用美国GE公司Hispeed全身扫描结果机,45例做轴位扫描,25例做冠状位扫描,12例做轴、冠状位扫描,扫描条件为120kV、130mA,一、及颅...