The polyposis syndromes are disorders in which more than 100 gastrointestinal polyps are present throughout the GI tract: hereditary hereditary nonpolyposis ...×ArticlesLogInCasesSignUpCoursesQuizBlogDonateAbout×MenuSearchADVERTISEMENT:Radiopaediaisfreethankstooursupportersandadvertisers.BecomeaGoldSupporterandseenoads.ArticlesCasesCoursesLogInLoginSignup{"url":"/signup-modal-props.json?lang=us\u0026email="}ArticlesCasesCoursesQuizAboutBlogGoad-freeSearchPolyposissyndromesDrJeremyJones◉andAssocProfFrankGaillard◉◈etal.Thepolyposissyndromesaredisordersinwhichmorethan100gastrointestinalpolypsarepresentthroughouttheGItract:hereditaryhereditarynonpolyposiscolorectalcancerfamilialadenomatouspolyposissyndrome(FAPS)classicFAPGardnersyndrome TurcotsyndromeBannayan–Riley–RuvalcabasyndromeCowdensyndrome Peutz-Jegherssyndrometuberoussclerosisjuvenilepolyposissyndrome *non-hereditaryserratedpolyposissyndrome(SPS),alsoknownashyperplasticpolyposissyndromeCronkhite-Canadasyndromejuvenilepolyposissyndrome **approximately25%casesofjuvenilepolyposissyndromearefamilialwithADinheritanceand75%non-hereditary4Polyposissyndromescanalsobeclassifiedintothosewithpredominantlyadenomatouspolypsandthosewithhamartomatouspolyps:adenomatousfamilialadenomatouspolyposissyndrome(FAPS)Gardnersyndrome attenuatedFAPMYHsyndromehamartomatousjuvenilepolyposissyndromeBannayan–Riley–RuvalcabasyndromeCowdensyndrome Peutz-JegherssyndromemixedhereditarymixedpolyposissyndromeReferences1.EllisCN.Colonicadenomatouspolyposissyndromes:clinicalmanagement.ClinColonRectalSurg.2008;21(04):256-62.doi:10.1055/s-0028-1089940-Freetextatpubmed-Pubmedcitation2.ShussmanN,WexnerSD.Colorectalpolypsandpolyposissyndromes.GastroenterolRep(Oxf).2014;2(1):1-15.doi:10.1093/gastro/got041-Freetextatpubmed-Pubmedcitation3.FRCPathVKMBBSMD,MBBSAKA,AsterJC.Robbins&CotranPathologicBasisofDisease,9e(RobbinsPathology).Saunders.ISBN:1455726133.ReaditatGoogleBooks-FinditatAmazon4.CovarrubiasDJ,HuprichJE.BestcasesfromtheAFIP.Juvenilepolyposisofthes