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文件名称：课件文稿gad brain tumor cn脑肿瘤2014CN1.pptx
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文档摘要

T1-gadT2GlioblastomaMultiforme

CentralNervousSystem(CNS)LymphomaUsuallyappearsasbrainorspinalcordtumors,butcanalsoinvolvetheeyesandspinalfluidArisesfromthelymphocytecells,orwhitebloodcells,whicharepartofthebody’simmunesystem.WhilePrimaryCNSLymphomacanaffecthealthypeople,itmostlyaffectsthosewhohaveweakenedimmunesystems

EpendymomaAtypeofgliomathatarisesfromthecellsliningtheventricleswithinthebrainandcentralcanalofthespinalcordMostoftenaffectchildren,andusuallyinthecavityknownasthefourthventricleInadultstheymostlyoccurinthespinalcord

MedulloblastomaAKAprimitiveneuroectodermaltumors(PNET)thatariseinthecerebellum.TheyarethemostcommonmalignantbraintumoramongchildrenAnaggressiveandinvasivetumorthatfrequentlyspreadsthroughouttheCNSthroughthespinalfluid—GradeIV

MeningiomaDevelopfrommeningeswhicharethethinmembranesthatprotectthebrainandspinalcord.MostcommonamongwomenintheirfortiesUsuallygrowslowly,donotinvadesurroundingnormaltissue,andrarelyspread.Although,themajorityarebenign,theycanrecur

OligodendrogliomaTheydevelopfromglialcellscalledoligodendroglia,whichmakeupthemyelinsheathofthenervefibersinthebrainThemostcommonsiteisinthecerebrumItiscommontofindmixedgliomascalledoligoastrocytomas,whichcontainamixofastrocyteandoligodendrocytecells

PituitaryTumorsArisefromthepituitaryglandUsuallynon-malignantandcurableClassifiedinto2groups:Secreting–releaseunusuallyhighlevelsofpituitaryhormonesNon-secreting-morecommoninmiddle-agedandelderlypopulations

VestibularSchwannomasAlsoknownasacousticneuromas,arenon-malignanttumorsofthe8thcranialnervewhichaffecthearingandbalanceSlowgrowingtumorsandoccurmostofteninadults,withwomentwiceaslikelyasmenTendtogrowononesideofthebrainThemalignantformiscalledamalignantperiph