Chalazion facts · A chalazion is a lump in the upper or lower eyelid caused by obstruction and inflammation of an oil gland of the eyelid. · A chalazion is not a tumor ...DefinitionChalazionfactsWhatisachalazion?Whataretheseeyelidglands?CausesWhatcausesachalazion?RiskFactorsWhatareriskfactorsforachalazion?Symptoms/SignsWhatarechalazionsymptomsandsigns?vs.PimpleIsachalazionlikeapimple?DiagnosisHowdohealthcareprofessionalsdiagnoseachalazion?SpecialistsWhattypesofspecialiststreatachalazion?TreatmentWhataretreatmentsandhomeremediesforachalazion?PrognosisWhatistheprognosisofachalazion?PreventionIsitpossibletopreventachalazion?CenterChalazion(EyelidCyst)CenterCommentsPatientComments:Chalazion-TreatmentsPatientComments:Chalazion-CausesMoreFindalocalEyeDoctorinyourtownChalazionfactsPictureofachalazion.PhotocourtesyofAndrewA.Dahl,MD,FACS.Achalazionisalumpintheupperorlowereyelidcausedbyobstructionandinflammationofanoilglandoftheeyelid.Achalazionisnotatumororgrowthanddoesnotcausepermanentchangesinthevision.Achalazionisverycommonandusuallygoesawaywithoutthenecessityofsurgery.Whatisachalazion?Achalazionisalumpintheupperorlowereyelidcausedbyinflammationofaglandofthelid.Itmaybesoftandfluid-filledorfirmer.Meibomiancyst,tarsalcyst,lipogranuloma,orconjunctivalgranulomaareothernamesforachalazion.Styvs.ChalazionAstyissometimesconfusedwithachalazion(seebelow),whichisacystoraspecifictypeofscarringduetochronicinflammationarisinginthemeibomianglandsoftheeyelid.Achalazionmaydevelopwhentheinfectionofastypersistsovertime,resultinginscarringaroundthemeibomiangland.Incontrasttoasty,achalazionisusuallypainless.Learnaboutstyes»Whataretheseeyelidglands?Meibomianglandsareeyelidglands.Palpebralglands,tarsalglands,ortarsoconjunctivalglandsareothernamesfortheeyelidglands.Thereare30-40oftheseglandsineachoftheupperandlowerlids.Theseglandsproduceathickliquidsecretionthatdischargesintothetearfilmoftheeye.Thisliquid(calledsebum)isamixtureofoilandmucus.Theliquidactstomaintainlubricationofthesurfaceoftheeye.