menopause premature early menopause
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Menopause Premature Early MenopauseTRANSCRIPT
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Menopause - premature and earlymenopause
Menopauseoccurswhenawomanstopsovulatingandhermonthlyperiod(menstruation)ceases.Mostwomenreachmenopausebetweentheagesof45and55,withtheaverageagearound51.However,aboutonepercentofwomenexperiencemenopausebeforetheageof40years.Thisisknownasprematuremenopauseorprematureovarianinsufficiency(POI).Menopausebetween41and45yearsofageiscalledearlymenopause.
Insomecases,earlymenopauseisbroughtonbysurgerytoremovetheovariesorbymedicaltreatmentssuchasradiationtherapyandchemotherapy.Inothercases,thewomansovariesspontaneouslystopproducingeggsandtheunderlyingcausemaynotbefound.Formostwomen,thelossoftheirfertilityisdevastating,particularlyifmenopauseoccursbeforetheyhavehadchildren.
Mostwomenwillexperiencealongperiodofpostmenopausallife.Hormonetherapy(HT)alsoknownashormonereplacementtherapy(HRT)maybeadvisedtocounteractthehealthrisksofearlyorprematuremenopausesuchasearlyonsetofosteoporosisandcardiovasculardisease.
Symptoms of premature and early menopause
Thesymptomsofearlymenopausearethesameasformenopauseatthetypicalageandcaninclude:
menstrualcyclechanges,includingchangestotheusualbleedingpattern,particularlyirregularbleeding
hotflushes sweats urinaryproblems,suchasincontinenceorincreasedfrequencyofurination dryvagina moodchanges weightchanges achesandpains.
Causes of early or premature menopause
Prematuremenopausemeansthewomansovarieshavespontaneouslystoppedworkingbeforeshehasreachedtheageof40years.Womencanbeaffectedintheirteensorearly20s:Aboutonein1,000womenmayreachmenopausebeforetheageof30.
Somepossiblecausesinclude:
Unknowncauses inthevastmajorityofcases,thecausecantbefound.Thisisknownasidiopathicprematuremenopause.
Autoimmuneconditionsabout10to30percentofaffectedwomenhaveanautoimmunediseasesuchashypothyroidism,Crohnsdisease,systemiclupuserythematosusorrheumatoidarthritis.
Geneticconditionssuchasfamilialovarianfailure(FOF)andrarelygalactosaemia.Aboutfiveto30percentofwomenhaveanaffectedfemalerelative,whichsuggestsageneticlink,suchas:
Galactosaemiaiswhenthebodycannotconvertthecarbohydrategalactoseintoglucose.Itisthoughtthattheunconvertedgalactosecouldbetoxictotheovaries.
Conditionscharacterisedbyenzymeproblems,suchascongenitaladrenalhyperplasia,canalsobringonprematuremenopause.
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Othergeneticconditions,suchasTurnerssyndrome,whereachromosomalabnormalitycancauseearlymenopause,butthisisusuallyevidentbeforepuberty.FragileXsyndromemaybeanothercause.
Viralinfectionstheevidenceisinconclusive,butitisthoughtthataviralinfection,suchasmumpsorcytomegalovirus,couldtriggerprematuremenopauseinsomewomen.
Induced menopause
Menopausecanbespecificallyinducedformedicalreasons,suchascancersurgery.Forexample,awomanwithovariancancerwillrequiresurgerytoremovetheovaries.
Earlymenopausecanalsobetriggeredbyradiationtherapyorchemotherapy.AboutoneintwowomentreatedforleukaemiaorHodgkinsdiseasewillexperiencemenopauseearly.
Incasesofprematuremenopausecausedbycytotoxictreatmentssuchaschemotherapy,theovariescansometimesstartworkingagainafteraperiodoftime.Thisdependsonmanyfactors,includingthewomansage,thetypesofdrugsusedandthedosage.Chemotherapyforbreastcancerinpremenopausalwomenmayalsoleadtoearlymenopause.
Diagnosis of premature or early menopause
Prematureandearlymenopauseisdiagnosedusinganumberoftestsincluding:
medicalhistory,familyhistoryandmedicalexamination investigationstoruleoutothercausesofamenorrhoea(absenceofperiods),suchas
pregnancy,extremeweightloss,otherhormonedisturbancesandsomediseasesofthereproductivesystem
investigationsintootherconditionsassociatedwithprematureorearlymenopause,suchasautoimmunediseases
geneticteststocheckforthepresenceofgeneticproblemsassociatedwithprematureorearlymenopause
bloodtestsatvariousstagesofthemenstrualcycletocheckhormonelevels.
Treatment for early or premature menopause
Thereisnotreatmentavailabletomaketheovariesstartworkingagain.
Womenwithearlymenopausehavealongperiodofpostmenopausallife,whichmeanstheyareatincreasedriskofhealthproblemssuchasearlyonsetofosteoporosisandheartdisease.
Itmayberecommendedthathormonetherapy(HT)betakenuntilthewomanreachesthetypicalageofmenopause(around51yearsold)totreathermenopausalsymptomsandtoreducetheriskofearlyonsetofosteoporosisandheartdisease.
Rarely,theovariesmayspontaneouslystartworkingagain,forreasonsunknown.Accordingtosomestudies,aboutonein10womenwhoarediagnosedwithspontaneousprematuremenopausegetpregnant,forreasonsthatarenotyetclear.
Emotional impact of early or premature menopause
Prematuremenopausecanbeemotionallydevastating.Someofthecommonissuesawomanmayfaceinclude:
griefattheprospectofnothavingchildren fearofgrowingoldbeforehertime fearsthatherpartnerwontfindhersexuallyattractiveanymore self-esteemproblems.
Psychologicalcounsellingandsupportgroupsmayhelpthewomancometotermswithherexperience.
Where to get help
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Yourdoctor Gynaecologist JeanHailesforWomen'sHealthTel.1800JEANHAILES(532642)
Things to remember
Prematuremenopauseismenopausethatoccursbeforetheageof40years. Earlymenopausecanbeinducedbysomemedicaltreatmentssuchassurgeryor
chemotherapy. Womenwhoexperienceearlyorprematuremenopausemayneedhormonetherapyto
reducetheriskofdiseasessuchasosteoporosis.
This page has been produced in consultation with, and approved by:JeanHailesforWomen'sHealth
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Copyight 1999/2015StateofVictoria.ReproducedfromtheBetterHealthChannel(www.betterhealth.vic.gov.au)atnocostwithpermissionoftheVictorianMinisterforHealth.Unauthorisedreproductionandotherusescomprisedinthecopyrightareprohibitedwithoutpermission.
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Menopause - premature and early menopauseSymptoms of premature and early menopauseCauses of early or premature menopauseInduced menopauseDiagnosis of premature or early menopauseTreatment for early or premature menopauseEmotional impact of early or premature menopause Where to get helpThings to remember