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1、作者简介论文题目:颅内节细胞胶质瘤MRI诊断与病理对照基金项目:无邮箱地址:jixueb@sina.com第一作者:季学兵 男 医学影像诊断和介入放射学 副主任医师 科副主任。从事医学影像诊断和介入放射学治疗工作,主要研究心血管和肿瘤影像诊断,以及肿瘤和血管性病变的介入治疗。已发表相关论文10余篇。通讯作者:季学兵颅内节细胞胶质瘤MRI诊断与病理对照季学兵,吕洋作者单位:230001安徽合肥安徽省立医院影像科【摘要】目的探讨颅内节细胞胶质瘤的磁共振成像特点。方法回顾性分析我院2011年6月至2013年10月经手术病理证实的节细胞胶质
2、瘤11例,其中男性8例,女性3例,年龄3-69岁,平均32.6岁,分析其影像表现,并与病理对照。结果本组病例病理分型WHOⅠ级的病例有1例,Ⅰ~Ⅱ级的有7例,Ⅲ级的有1例;而MRI表现则为:3例为多发病灶,其余均为单发病灶;5例发生在颞叶,2例在额叶,2例在小脑,1例在枕叶,1例在右侧海马区;63.6%(7/11)为囊实性占位,36.4%(4/11)为实性占位;平扫时T1WI中呈稍高或是等信号,T2WI中呈高信号;病灶周围多为轻度水肿影,多无明显占位效应;注射对比剂后病灶多数为明显强化,少数低级别病灶呈线样轻度强化;MRS多提示NA
3、A稍↓,Cho明显↑,Cho/Cr明显↑,NAA/Cho明显升高。结论青年男性患者,幕上囊实性病灶,轻度水肿伴轻度占位效应,注入对比剂后病灶明显强化者,诊断及鉴别诊断时应考虑节细胞胶质瘤。【关键词】节细胞胶质瘤;磁共振成像;病理。MRIdiagnosisandpathologicalsectionofintracranialgangliogliomaJiXuebing,LvYangDepartmentofMedicalImaging,AnhuiProvincialHospital,Hefei,AnhuiProvince230001,
4、P.R.China【Abstract】Objective:Toinvestigatethemagneticresonanceimagingfeaturesofintracranialganglioglioma(GG).MethodsRetrospectiveanalysisof11casesofganglioglioma,whichwereconfirmedbysurgicalpathologyduring2011Juneto2013october,amongofthem,8patientsweremenand3werewomen,
5、agedfrom3to69yearsold,averageagewas32.6yearsold,andanalyzedtheirimagingperformance,andcomparedwithpathology.ResultsTheincidenceofpathologyclassificationtypeWHOⅠcasesin1case,Ⅰ~Ⅱtypein7cases,Ⅲtype1case;WhileMRImanifestationis:3casesofmultiple,therestaresinglelesion;5case
6、soccurredinthetemporallobe,2casesinthefrontallobe,2casesincerebellar,1caseintheoccipitallobe,1caseintherighthippocampus;63.6%(7/11)forpouchorsolid,occupied36.4%(4/11)forsolidplaceholder;ScanisslightlyhighorsignalinT1WIandT2WIinahighsignal;Aroundthelesionsbymildedema,no
7、obviousplaceholdereffect;Afterinjectionofcontrastmediumlesionsmostlysignificantlyimproved,afewlow-levellesionsinsamplelinereinforcedlight;MRShintNAAslightlyleft,Choclearlywrite,Cho/Crclearlywrite,NAA/Choincreasedobviously.ConclusionYoungmalepatients,curtaincapsuleonrea
8、lSTDstove,mildedemawithmildplaceholdereffect,afterinjectionofcontrastmediumlesionssignificantlyimproved,thediagnosisa