SkiptomaincontentBrainandnervesHomeBrainandnervesMeningiomaActionsforthispageListenPrintSummaryReadthefullfactsheetThebrainiswrappedinmembranescalledmeninges.Ameningiomaisatumourthatgrowsoutofthemeninges,forreasonsunknown.Symptomsdependonwhichpartofthebrainisaffected,butcanincludeheadaches,seizuresandpartialparalysis.Meningiomasrespondwelltotreatment,witheightoutof10casescured.Treatmentoptionsincludebrainsurgery,steroiddrugsandanti-epilepticmedications.OnthispageSymptomsofmeningiomaSymptomsdependonlocationHowmeningiomascausesymptomsThecauseofmeningiomaisunknownDiagnosisofmeningiomaTreatmentformeningiomaCraniotomyisthepreferredtreatmentOngoingmonitoringisimportantTreatmentforareturnmeningiomaWheretogethelpThingstorememberThebrainiswrappedinlayersofmembranescalledmeninges.Ameningiomaisatumourthatgrowsoutofthemeninges,particularlytheoneknownasthearachnoidlayer(socalledbecauseitlookslikeaweb).Ameningiomaisusuallybenign,althoughasmallpercentagearemalignant(cancerous).Thetumourtypicallygrowsslowlyanddoesn’tspreadtoanyotherpartofthebody.Closetooneinfivebraintumoursaremeningiomas.Womenandolderpeoplearemorelikelytodevelopthistypeoftumour,forreasonsunknown.Symptomsdependonthesizeandlocationofthemeningioma,butmayincludeheadachesandseizures.Theprimaryformoftreatmentissurgerytoremovethetumourcompletely.Inrarecases,thisisn’talwayspossiblebecausethemeningiomaisinaccessible,orpartsmayhaveinvadedimportantbloodvesselsornerves.SymptomsofmeningiomaThesymptomsofmeningiomadependonthelocation,typeandsizebutmayinclude:Seizures(fits)HeadachesImpairmentofbrainfunctioning,dependingonthelocationofthetumour.SymptomsdependonlocationMeningiomasareclassifiedaccordingtotheirappearance.Forexample,theymaybecellularorfibrousorcontainplentyofbloodvessels.Anotherclassificationmethodisbylocation.Associatedsymptomsforaselectionofmeningiomalocationsmayinclude:Betweenthebrainlobes(parasagittal)-paralysisofusuallyoneleg.Underneaththebrainandbehindthenose(olfactorygroove)-lossofthesenseofsmell(anosmia).Undern