Chlamydia trachomatis commonly known as chlamydia, is a bacterium that causes chlamydia, which can manifest in various ways, including: trachoma, ...ChlamydiatrachomatisFromWikipedia,thefreeencyclopediaJumptonavigationJumptosearchSpeciesofbacteriumChlamydiatrachomatisChlamydiatrachomatisinbrownScientificclassificationDomain:BacteriaPhylum:ChlamydiaeClass:ChlamydiaeOrder:ChlamydialesFamily:ChlamydiaceaeGenus:ChlamydiaSpecies:C. trachomatisBinomialnameChlamydiatrachomatis(Busacca1935)Rake1957emend.Everettetal.1999[1]SynonymsRickettsiatrachomae(sic)Busacca1935Rickettsiatrachomatis(Busacca1935)FoleyandParrot1937Chlamydozoontrachomatis(Busacca1935)Moshkovski1945Chlamydiatrachomatis(/kləˈmɪdiətrəˈkoʊmətɪs/),commonlyknownaschlamydia,[2]isabacteriumthatcauseschlamydia,whichcanmanifestinvariousways,including:trachoma,lymphogranulomavenereum,nongonococcalurethritis,cervicitis,salpingitis,pelvicinflammatorydisease.C.trachomatisisthemostcommoninfectiouscauseofblindnessandthemostcommonsexuallytransmittedbacterium.[3]DifferenttypesofC.trachomatiscausedifferentdiseases.Themostcommonstrainscausediseaseinthegenitaltract,whileotherstrainscausediseaseintheeyeorlymphnodes.LikeotherChlamydiaspecies,theC.trachomatislifecycleconsistsoftwomorphologicallydistinctlifestages:elementarybodiesandreticulatebodies.Elementarybodiesarespore-likeandinfectious,whereasreticulatebodiesareinthereplicativestageandareseenonlywithinhostcells.Contents1Description2Lifecycle3Classification4Roleindisease4.1Pathogenesis4.2Presentation4.3Prevalence4.4Treatment4.5Laboratorytests5Research6Vaccine7History8Evolution9Seealso10References11Furtherreading12ExternallinksDescription[edit]Chlamydiatrachomatisisagram-negativebacteriumthatcanreplicateonlywithinahostcell.[3]OverthecourseoftheC.trachomatislifecycle,thebacteriatakeontwodistinctforms.Elementarybodiesare200to400nanometersacross,andaresurroundedbyarigidcellwallthatallowsthemtosurviveoutsideofahostcell.[3][4]Thisformcaninitiateanewinfectionifitcomesintocontactwitha