地方性氟骨症脊柱MR表现

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1、万方数据地方性氟骨症脊柱MR表现李硕丰1，刘宝刚1，康立清1，孙连营1，冉凡德1，张力1，董志明2(1河北省沧州市中心医院影像中心，河北沧州061001}2河北省沧州市人民医院放射科)摘要：目的探讨地方性氟骨症脊柱病变MR表现。方法对58例地方性氟骨症患者的74个脊柱段行MRI和X线平片检查，另选择80例无地方性氟骨症且年龄相匹配的病例作为对照组，并对MRI和X线平片表现进行分析。结果氟骨症组所有椎骨信号强度均有不同程度减低，T。WI信号强度平均值明显低于对照组(Po．05)。74例(脊柱

2、段)中，MRI显示韧带增厚66例(89．20A)；椎管狭窄68例(91．9％)，其中因后纵韧带和(或)黄韧带增厚所致56例，因后纵韧带和(或)黄韧带增厚伴椎间盘突出所致10例，因单纯椎问盘后突所致2例；脊髓受压54例(73％)；脊髓内有长或等T-和长Tz异常信号19例(25．7％)。结论MRI显示的地方性氟骨症椎骨信号减低及韧带增厚骨化，对其诊断有较大价值。关键词：氟骨症；脊柱，磁共振成像doi：10．3969／j．issn．1002—1671．2009．09．017中图分类号：R681．5；R445．2文献标识码：A文章编号：1002—1671(2009)09--

3、1290--04MRIAppearancesofEndemicSkeletalFluorosisofSpineLIShuo—fenglLIUBao--ganglKANGLi--qing，SUNLian--ying。RANFan--de。ZHANGLi。DONGZhi—ming(ImagingCenter，CangzhouCentralHospital，Cangzhou，HebeiProvince061001。China)Abstract：objectiveToexploreMRIappearancesofendemicskeletalfluorosisinverte

4、bralcolumn．MethodsMRIandX—rayexaminationswereperformedon74vertebralsegmentsin58patientswithskeletalfluorosisandanother80age——matchedcaseswithoutskeletalfluorosiswereselectedascontrolgroup．MRIandX—rayappearanceswereanalyzed．ResultsThesignalintensitywasdegradedindifferentlevelforalltheve

5、rtebralsegmentsinpatientswithskeletalfluorosis．ThemeanvalueofT1WIsignalin．tensitywassignificantlylowerinskeletalfluorosispatientsthanthatinthecontrolgroup(P

6、ainedindrinkingwateraredifferent(P>0．05)．MRIshowedthatina11the74vertebralsegmentstheligamentpachynsiswasfoundin66(89．2％)segmentsandthespinalstenosiswasfoundin68(91．9％)segments．Forthelattersituationl56stenoticspinalsegmentswereas．cribedtOthepachynsisofposteriorlongitudinalligamentand(or

7、)arcuateligaments。10stenoticspinalsegmentswereascribedtObothligamentpachynsisandintervertebraldiskhernia-andonly2stenoticspinalsegmentswerepurelybecauseofintervertebraldiskhernia．Spinalcordcompressedwasdetectedin54(73％)vertebralsegments-theabnormallongorequalTlsignalandlongT2sig—nali