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Cev xeeb tub tom qab 30: zoo dua rau kev ua haujlwm thiab nyiaj hli
Raws li kev tshawb fawb tshiab los ntawm National Institute of Demographic Studies (INED), 8 ntawm 10 tus poj niam ua haujlwm hauv pawg hnub nyoog 25-53 (Txoj kev) (1). Lub sijhawm ntawm 20 txog 30 xyoos yog nce siab rau kev kawm, kev koom ua ke rau hauv lub neej ua haujlwm thiab tau txais qhov xwm txheej ruaj khov. Hauv luv luv, tsis yog lub sijhawm kom muaj menyuam. Raws li kev tshawb fawb American-Danish luam tawm thaum Lub Ib Hlis 2016 (2), Qhov kev suav no yuav txawm tias muaj txiaj ntsig nyiaj txiag. Tom qab tshuaj xyuas cov ntaub ntawv ntawm 1,6 lab tus poj niam Danish ntawm xyoo 1996 thiab 2009, cov kws tshawb fawb pom tias qhov tseeb ntawm muaj koj thawj tus menyuam tom qab 30 ua tsaug kev poob nyiaj tsawg, ob qho tib si ntawm cov nyiaj hli thiab hnub so, thiab thaum koj muaj koj thawj tus menyuam ua ntej 25 xyoo. Rau Raùl Santaeulalia-Llopis, tus sau tseem ceeb ntawm txoj kev tshawb no: "Cov menyuam yaus tsis rhuav tshem txoj haujlwm, tab sis thaum lawv tuaj txog sai, tus niam cov nyiaj tau los ntau dua.Yog li muaj qhov txiaj ntsig nyiaj txiag tiag tiag rau cov poj niam, thiab kev tshaj lij tshaj lij, hauv kev ncua hnub nyoog ntawm kev xeeb tub.
Txog thaum muaj hnub nyoog li cas koj tuaj yeem xeeb tub?
Raws li rau cov nuj nqis, qhov kev soj ntsuam yog tib yam: fertility, uas ncav cuag nws qhov siab tshaj plaws nyob rau hauv koj nees nkaum xyoo, tseem yuav txo qis, thaum xub thawj maj mam ntawm 20 thiab 30 xyoo, ces drastic ntawm 30 thiab 40. Thaum muaj hnub nyoog 25 xyoo, txhua lub caij nyoog poj niam. muaj 25% muaj feem yuav xeeb tub. Tshwj tsis yog tias muaj qhov txawv txav, peb yog li theoretically yuav tsum cev xeeb tub tom qab 4 lub hlis ntawm kev tiv thaiv tsis tu ncua, txawm hais tias peb qhia kom tos ib xyoos ua ntej kev sab laj. Daim duab no poob mus rau 15% ntawm kev xeeb tub hauv ib lub voj voog thaum muaj hnub nyoog 30, tom qab ntawd mus rau 10-12% thaum muaj hnub nyoog 35. Thaum muaj hnub nyoog 40 xyoo, txoj kev xeeb tub tsuas yog 5 mus rau 6% ntawm ib lub voj voog. Thaum kawg, tom qab 45 xyoo, qhov kev pheej hmoo ntawm cev xeeb tub yog nyob ib ncig ntawm 0,5% ib lub voj voog. Raws li kev txheeb cais, cov ntaub ntawv no tsuas yog qhia tau tias koj tos ntev npaum li cas, nws yuav siv sij hawm ntev dua kom cev xeeb tub thiab yuav tsum tau siv kev pab kho mob yug me nyuam.
Thaum koj muaj hnub nyoog li cas koj ua tsis muaj menyuam?
Yog gynecologists txhawb peb heev muaj peb cov menyuam hnub nyoog 20 txog 35 xyoos, qhov no yog vim qhov zoo ntawm oocytes deteriorates ntau xyoo. “ Thaum lub sij hawm 36 teev ua ntej ovulation, cov laus oocyte yuav tsum eject ib txheej ntawm chromosomes, yuav ua tau genetic raws li cov phev thiab muab ib tug noj qab nyob zoo tus neeg. », Piav txog Prof. Wolf, gynecologist thiab tus thawj coj ntawm Cecos (3) department ntawm Cochin Tsev Kho Mob hauv Paris. “ Txawm li cas los xij, qhov kev tshem tawm ntawm cov khoom siv noob caj noob ces yuav tsum muaj lub zog loj, uas nws tus kheej yuav txo qis. Nyob ib ncig ntawm 37 xyoo, lub zog muaj peev xwm tshem tawm cov chromosomes no pib tsis muaj. Qhov no yog vim li cas cov xwm txheej ntawm trisomy 21 ua, thiab feem ntau qhov txawv txav ntawm caj ces, muaj ntau dua hauv cov menyuam yaus txij li hnub nyoog no. »
Tab sis yog tias khov koj cov qe thaum koj tseem hluas tuaj yeem ua rau muaj feem ntau ntawm cev xeeb tub tom qab, qhov ntawd tsis yog qhov kev suav zoo. Vim cov cev xeeb tub no tseem pheej hmoo heev, ob qho tib si rau kev noj qab haus huv ntawm tus menyuam thiab leej niam, txawm hais tias oocyte yog cov tshuaj genetic siv tau. Ntshav siab, ntshav qab zib mellitus, fetus loj hlob qeeb, ntxov ntxov ... Tom qab 40-45 xyoo, cov teeb meem yog tiag tiag.
Lub hnub nyoog zoo tshaj plaws ntawm ob lub cev xeeb tub
Obviously, qhov ntau me nyuam peb xav tau, qhov ntau nws yog nyob rau hauv peb txaus siab rau "tau pib" ntxov kom muaj sijhawm txaus nyob ntawm koj xub ntiag. Ib yam li ntawd, yog tias koj paub tias koj muaj kab mob uas cuam tshuam ncaj qha lossis cuam tshuam rau kev xeeb tub (endometriosis, fibroids, polycystic zes qe menyuam), nws yog qhov zoo dua tsis txhob ncua ntau dhau. Xav tsim kom muaj lub hnub nyoog zoo tshaj plaws raws li qhov kev xav tau, cov kws tshawb fawb Dutch (4) tau tsim cov qauv siv computer raws li kev hloov pauv ntawm kev xeeb tub nrog hnub nyoog. Los ntawm kev sib koom ua ke ntau dua 300 xyoo ntawm cov ntaub ntawv, lawv suav ib feem pua ntawm qhov muaj feem ntawm cov menyuam yaus xav tau, ntawm ib sab tau rov qab mus rau hauv vitro fertilization, ntawm qhov tod tes kom muaj kev rov qab los rau nws.
Yuav kom muaj tsawg kawg yog 90% txoj hauv kevmuaj ib tug xwb, nkawm niam txiv yuav tsum pib xeeb menyuam thaum tus khub muaj hnub nyoog tshaj 35 xyoos, yog hais tias nyob rau hauv vitro fertilization yog ib qho kev xaiv raug txiav txim siab. Daim duab no poob rau 31 yog tias koj xav muaj ob tug menyuam, thiab ntawm 28 yog tias koj xav tau peb. Ntawm qhov tod tes, yog tias ib tus tsis xav txog IVF, nws yuav tsim nyog piv txwv pib qhov kev xeem thawj tus menyuam thaum muaj hnub nyoog 27 xyoo, yog tias koj xav tau ob tug menyuam, thiab los ntawm 23 xyoo yog tias koj xav tau peb. Ntxiv nrog rau kev muab cov duab (uas tsis yog yuav tsum tau muab sau cia, txhua tus poj niam sib txawv), cov lus qhia no muaj txiaj ntsig ntawm kev ceeb toom peb tias poj niam lub cev tsis yog lub tshuab. Tom qab thawj zaug cev xeeb tub, lub cev kuj yuav tsum tau muab sijhawm kom rov zoo.
(1) Kev taw qhia ntawm cov animation ntawm kev tshawb fawb, kev tshawb fawb thiab kev txheeb cais. (2) PlOs One review, 22/01/16. (3) Lub Chaw rau Kev Tshawb Fawb thiab Kev Tiv Thaiv Tib Neeg Cov Qe thiab Cov phev.(4) Revue Human Reproduction, 01/06/2015.