Choroid plexus papilloma, also known as papilloma of the choroid plexus, is a rare benign neuroepithelial intraventricular WHO grade I lesion found in the ...ChoroidplexuspapillomaFromWikipedia,thefreeencyclopediaJumptonavigationJumptosearchThisarticleneedsadditionalcitationsforverification.Pleasehelpimprovethisarticlebyaddingcitationstoreliablesources.Unsourcedmaterialmaybechallengedandremoved.Findsources: "Choroidplexuspapilloma" – news ·newspapers ·books ·scholar ·JSTOR(August2013)(Learnhowandwhentoremovethistemplatemessage)MedicalconditionChoroidplexuspapillomaOthernamesPapillomaofthechoroidplexusSpecialtyNeuro-oncology,NeurosurgeryChoroidplexuspapilloma,alsoknownaspapillomaofthechoroidplexus,isararebenignneuroepithelialintraventricularWHOgradeIlesionfoundinthechoroidplexus.[1]Itleadstoincreasedcerebrospinalfluidproduction,thuscausingincreasedintracranialpressureandhydrocephalus.[2]Choroidplexuspapillomaoccursinthelateralventriclesofchildrenandinthefourthventricleofadults.Thisisunlikemostotherpediatrictumorsandadulttumors,inwhichthelocationsofthetumorsisreversed.Inchildren,braintumorsareusuallyfoundintheinfratentorialregionandinadults,braintumorsareusuallyfoundinthesupratentorialspace.Therelationshipisreversedforchoroidplexuspapillomas.Contents1Signsandsymptoms2Pathophysiology3Treatment4Epidemiology5References6ExternallinksSignsandsymptoms[edit]Signsofthetumorresultingfromincreasedintracranialpressurearepresentin91%ofpatients,withvomiting,homonymousvisualfielddefectsandheadachebeingthemostcommonsymptoms.Othersymptomsareearringinganddizziness.Pathophysiology[edit]Thetumorisneuroectodermalinoriginandsimilarinstructuretoanormalchoroidplexus.Theymaybecreatedbyepithelialcellsofthechoroidplexus.Micrographofachoroidplexuspapilloma.H&Estain.PlexuspapillomDetailPlexuspapillomOverviewTreatment[edit]Choroidplexuspapillomasarebenigntumorsthatareusuallycuredbysurgery;malignantprogressionhasbeenrarelyreported.Epidemiology[edit]Internationallytumorsofthechoroidplexusarerare,ac