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ID:41393411
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页数:4页
时间:2019-08-24
《脑梗塞后特殊的磁共振成像表现》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、万方数据§;《蒿i舭学豁翟:;219脑梗塞后特殊的磁共振成像表现★蒋元文6,刘松龄,张云亭,万业达,张敬,任燕双.陈述花.孙国良6(天津医科大学总医院放射抖,300052)【摘要】日曲:分析脑梗塞后MRI短Tl信号的分布、表现特点,对其可能的机制进行初步的分析和预测。方醢:回顾性分析105倒脑梗塞灶直径>2cm的脑梗塞病人的MRI资料,扫描时病程在1d~120d范围内。格毒:105例脑梗塞病人中出现短T.信号者占4857%(5l/105)。脑梗塞后短T。信号最早见于发病后3d内,高峰期为发病后7
2、~30d,短T.信号的出现与病程呈正相关(r=O.41,P3、904SpecificchangesonMRlafterischemiccerebraIinfarctionJfANGYuan—wen4,LrUSong—fing.ZHANGY”nng,wANYe—da,ZHANGJing,RENYan—shuang,CHENShu—hua。SUNGuo—lian96(DepartmentofRadi0109y,GeneralHospital.TianjinMedicalUniversity.300052)ABSTRACTObjective:Toinvestig4、atetheradiologicalfeatureofshort—Tlsignalafterischemiccerebralinfarction(cI),analyseandpredictthemechanismoftheshort—TLsignalp“marily.Methods:MRIfeaturesof105patientswichC1wereanalysedrefrospectively,andwerecon—firmedbyclInicalandimagingsflndingsResu5、lts:48.57%(5l/105)ofallthesepatientsshowedshort—TlsignalonMRI.ShorI—T1signalafterCIprimarilyappearedwithin3daysafterCIonset,from7to30dayswasthepeakperiod.Shon—Lsignala“erCIisposicivecorrelacjonwiIhthecourseofdisease(r=O.41,P6、signallesionsin51patientsweredistributedin3typesofregions,includingcorIicalregion(59%),subcorticalre—gion(31%),andbasalgangIiaregion(10%)Theydemonstrated3forms.includinglinarshape(49%),punctateshape(14%),andpatchyshape(37%).conclusion:Thepeakperiodof7、short—T1signalappearedfrom7to30days.Short—T1signalafterC1waspositjvecorrelationwiththecourseofdiseaseThepotentiaIpathophysioIogicaIprocessesofshort—T1signalafterCIincludedreperfusion—inducedjnjuryandcorticallaminarnecrosis.KEYWoRDSCerebralinfarction;8、M89neticresonance;maging;CorticalIamlnarnecrosis;Re口erfusioninducedinjury目前,脑梗塞较理想的治疗方法是早期溶栓,但溶栓治疗有合并脑出血的危险。cT是监测脑梗塞★天津医科大学科研基金资助项甘(99KY37)△新疆石油管理局总医院cT室(834000)作者简介:蒋元丈C1968).男.主浩医师.硕士研究生在凄,研究方向:神经影像学诊断;刘松龄【1963).女,副主任医师,硕士学位,硕士生导师.研究方向:神经影像学诊断后出血的首
3、904SpecificchangesonMRlafterischemiccerebraIinfarctionJfANGYuan—wen4,LrUSong—fing.ZHANGY”nng,wANYe—da,ZHANGJing,RENYan—shuang,CHENShu—hua。SUNGuo—lian96(DepartmentofRadi0109y,GeneralHospital.TianjinMedicalUniversity.300052)ABSTRACTObjective:Toinvestig
4、atetheradiologicalfeatureofshort—Tlsignalafterischemiccerebralinfarction(cI),analyseandpredictthemechanismoftheshort—TLsignalp“marily.Methods:MRIfeaturesof105patientswichC1wereanalysedrefrospectively,andwerecon—firmedbyclInicalandimagingsflndingsResu
5、lts:48.57%(5l/105)ofallthesepatientsshowedshort—TlsignalonMRI.ShorI—T1signalafterCIprimarilyappearedwithin3daysafterCIonset,from7to30dayswasthepeakperiod.Shon—Lsignala“erCIisposicivecorrelacjonwiIhthecourseofdisease(r=O.41,P6、signallesionsin51patientsweredistributedin3typesofregions,includingcorIicalregion(59%),subcorticalre—gion(31%),andbasalgangIiaregion(10%)Theydemonstrated3forms.includinglinarshape(49%),punctateshape(14%),andpatchyshape(37%).conclusion:Thepeakperiodof7、short—T1signalappearedfrom7to30days.Short—T1signalafterC1waspositjvecorrelationwiththecourseofdiseaseThepotentiaIpathophysioIogicaIprocessesofshort—T1signalafterCIincludedreperfusion—inducedjnjuryandcorticallaminarnecrosis.KEYWoRDSCerebralinfarction;8、M89neticresonance;maging;CorticalIamlnarnecrosis;Re口erfusioninducedinjury目前,脑梗塞较理想的治疗方法是早期溶栓,但溶栓治疗有合并脑出血的危险。cT是监测脑梗塞★天津医科大学科研基金资助项甘(99KY37)△新疆石油管理局总医院cT室(834000)作者简介:蒋元丈C1968).男.主浩医师.硕士研究生在凄,研究方向:神经影像学诊断;刘松龄【1963).女,副主任医师,硕士学位,硕士生导师.研究方向:神经影像学诊断后出血的首
6、signallesionsin51patientsweredistributedin3typesofregions,includingcorIicalregion(59%),subcorticalre—gion(31%),andbasalgangIiaregion(10%)Theydemonstrated3forms.includinglinarshape(49%),punctateshape(14%),andpatchyshape(37%).conclusion:Thepeakperiodof
7、short—T1signalappearedfrom7to30days.Short—T1signalafterC1waspositjvecorrelationwiththecourseofdiseaseThepotentiaIpathophysioIogicaIprocessesofshort—T1signalafterCIincludedreperfusion—inducedjnjuryandcorticallaminarnecrosis.KEYWoRDSCerebralinfarction;
8、M89neticresonance;maging;CorticalIamlnarnecrosis;Re口erfusioninducedinjury目前,脑梗塞较理想的治疗方法是早期溶栓,但溶栓治疗有合并脑出血的危险。cT是监测脑梗塞★天津医科大学科研基金资助项甘(99KY37)△新疆石油管理局总医院cT室(834000)作者简介:蒋元丈C1968).男.主浩医师.硕士研究生在凄,研究方向:神经影像学诊断;刘松龄【1963).女,副主任医师,硕士学位,硕士生导师.研究方向:神经影像学诊断后出血的首
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