老年人小腦梗死的危險(xiǎn)因素、臨床表現(xiàn)和MRI的研究.pdf

1、中文摘要[目的]探討老年人習(xí)、月1X1梗死的臨床特點(diǎn)，史好的指濘臨床診斷和治療?！阜椒ā箤⒗夏杲M小腦梗死47例與非老年組小腦梗死30例進(jìn)行對(duì)照研究，比較其危險(xiǎn)因素、臨床癥狀和體征、MRI衣現(xiàn)計(jì)學(xué)一!xolIIJx檢驗(yàn)進(jìn)行統(tǒng)計(jì)’t分析，p0.05即J為有統(tǒng)沈〔結(jié)果」1.老年組小腦梗死危險(xiǎn)因素中，高血壓、糖尿病、卒中史較非老年組多見(jiàn)(p0.05)02起病后，頭痛在老年組中的發(fā)生率較非老年組少見(jiàn)(p0.01)03.老年組錐體束征較為多見(jiàn)(p0

2、.01)04.MRI小腦梗死顯示率為100%，在老年紅‘卜，小腦梗死病灶以小病灶(直徑2cm)居多，腦萎縮和l)加權(quán)深部自質(zhì)高信號(hào)明顯多與非老年組(p0.01)05.36.2壞的老年人小腦梗死未查見(jiàn)明確的小腦定位體征，原因刁婦確切。MRI顯示病灶以小’ML為卞，臨床卜易被誤診和漏衫〔結(jié)論」1.老年組和非老年組小腦梗死在危險(xiǎn)因素、臨床癥狀和體征、MRI表現(xiàn)均有所不同。2.MRI是診斷小腦梗死的重要的輔助檢查手段，優(yōu)于CT.3.無(wú)定位體征小

3、腦梗死在老年組中不少見(jiàn)，容易被誤診和漏診，要加以警惕和識(shí)別?！碴P(guān)鍵詞〕小腦梗死小腦疾病:老年人磁共振成像postonsetheadacheinsenilegroupwaslowerthanthatinnon一senilegroup.3.Pyramidalsignwasmoreoftenseeninsenilegroup.4.A11thecerebellarinfarctionfocicouldbeseeninMRIbutinsenile

4、groupsmallerfoci(diameter2cm)weremoreoftenfound.MorehighsignalsindeepwhitematterwithT2weightandcerebralatrophycouldbefoundinsenilegroup.5.Therewere36.2%caseshavenocerebellartopicalsignsinsenilegroupandthecauseswasunclear

5、.InMRIcerebellarfociwereoftenlessthan2cm.Theywereeasytobemisdiagnosedormissed.ConclusionsI.AmongriskfactorsclinicalcharacteristicsandMRIfeaturesthereweredifferencesbetweensenilegroupandnonsenilegroup.2.MRIwasanimportanta

6、ssistantmethodinthediagnosisofcerebellarinfarctionandtookadvantagesoverCT.3.Incidenceofcerebellarinfarctionwithouttopicalsignswasnotlessseen.EasilytobemisdiagnosedandmissedWeshouldbeprecautiouswhendealingwithsuchcasesKey