Implantation ntawm lub embryo mus rau hauv lub tsev me nyuam. Yuav ua li cas tshwm sim tom qab fertilization?

Tom qab fertilization, lub qe waits rau ib tug ntev thiab nyuaj txoj kev mus rau lub implantation rau hauv lub uterine endometrium. Raws li statistics, ntau tshaj ib nrab ntawm lawv tsis muab qhov chaw. Nyob rau hauv rooj plaub no tus poj niam tsis txawm paub hais tias muaj pib los mam ib lub neej tshiab.

Nyob rau nruab nrab, lub embryo implantation tshwm sim ib lub lim tiam tom qab fertilization. Tag nrho cov no lub sij hawm, lub qe tsiv raws txoj hlab qe menyuam thiab yog nquag tsim, npaj rau qhov kev tshwm sim. 20 teev tom qab fertilization, nws yog muab faib ua ob qhov chaw. Tom qab ntawd lub qe tau hu ib tug zygote. Thaum lub sij hawm nws cov lus, nws pheej muab faib mus tsim tau ib cov khoom pob ntawm muaj ntau hlwb. Thaum lawv tus xov tooj nce mus txog 16-32, lub zygote ua ib tug morula. Yog hais tias nws yog muab faib ua ob qhov chaw, ib tug lijchoj menyuam ntxaib. Thaum morula nce mus txog lub tsev me nyuam, nws yog tsim los muaj ib tug nruab nrab ntawm 64 lub hlwb. Ib txhia ntawm lawv yuav tsim mus rau hauv ib tug me nyuam hauv plab, thiab tus so yuav tsim lub tsho me nyuam thiab lub week.

Morula maj dhau mus ua ib cov kua puv noob. Tom qab hais tias, nws yog ib tug blastocyst. Lub nto txheej ua lub tsev me nyuam lub hlwb, thiab cov neeg uas yog sab hauv, tsim mus rau hauv ib qho embryo. Nws yog nyob rau hauv lub blastocyst theem fertilized qe tuaj txog nyob rau hauv lub tsev me nyuam.

Qhov no tshwm sim feem ntau, tab sis yog tias txoj hlab qe menyuam , txawm yog vim li cas, tsis tau lawm, lub embryo implantation yuav tshwm sim txoj kev nyob rau hauv lawv cov phab ntsa. Muaj los txog ib qho ectopic cev xeeb tub, uas yog ib tug txaus ntshai tsis tsuas yog rau kev ua me nyuam noj qab haus huv ntawm cov poj niam, tab sis kuj rau nws lub neej.

Yuav ua li cas mus dhau lub implantation ntawm lub embryo nyob rau hauv lub tsev me nyuam nyob ntawm seb npaj rau qhov no kawg. Tau rau hauv nws, lub blastocyst muaj ib ob peb hnub ntau nyob rau hauv cov dawb ua luam dej. Nyob rau hauv kev npaj cov menyuam rau implantation ntawm qhov yooj yim lub luag hauj lwm ua si los ntawm cov hormone progesterone.

Nws yog ib qho tseem ceeb heev rau lub thickness thiab rhiab heev ntawm lub endometrium, txij li thaum embryos pib mus nrog nws, tsis yog implanted, yog hais tias nws yog tsis npaj rau qhov no. Cov vam meej tshaj plaws lub sij hawm rau cov kev taw qhia ntawm cov blastocyst nyob rau hauv lub tsev me nyuam yog lub sij hawm los ntawm 20th mus 24th hnub ntawm lub cev ntas. Endometrium ntawm lub sij hawm no lub feem ntau raug rau nws, vim hais tias ua ib tug loj tus naj npawb ntawm active tshuaj.

Blastocyst thaum lub sij hawm implantation penetrates nws lub hlwb thiab cov ntaub so ntswg tearing muaj tshwm sim nrog kev tso tawm ntawm cov ntshav. Tej zaum endometrium noj txaus rau nws, ces nchuav menyuam tshwm sim.

Yog hais tias lub embryo implantation yog tsis muaj kev vam meej, ces nws yog tso zis los ntawm qhov chaw mos. Raws li statistics, hais txog 40% ntawm blastocysts, tau poob mus rau hauv lub tsev me nyuam, yog tsis siv nyob rau hauv nws cov mucosa.

Yog hais tias lub implantation yog kev vam meej, lub tsho me nyuam pib tsim embryo txoj kev loj hlob thiab kev xeeb tub lawm hCG. Nws yuav tsum tau hais txog 2 lub lis piam mus nce ib tug ruaj foothold nyob rau hauv lub tsev me nyuam. Thaum lub sij hawm no lub sij hawm, nchuav menyuam yog ua tau, tab sis tsis yog yuav, tam sim ntawd tom qab implantation.

Twb pib tsim ib co nruab nrog cev thiab tshuab ntawm lub embryo. Nyob rau hauv cov ob lub lis piam nws yog tseem tau mus phua rau hauv ob qhov chaw thiab tsim los ntawm ob tug txiv hmab txiv ntoo. Yog hais tias nws tshwm sim tom qab tau Siamese menyuam ntxaib.

Muaj ntau expectant niam xav yuav kawm seb uas implantation tau tshwm sim. Nws hloov tawm hais tias muaj ib co cim qhia tias qhov no yog tshwm sim. Yog li, lub implantation ntawm lub embryo: Cov tsos mob:

• tau spotting;

• rau hauv daim ntawv ntawm basal cev kub yog cai ib tug ntse poob nyob rau hauv nws (ceasing rau implantation) rau hnub no.

Qhov no yog vim lub fact tias tom qab cov kev taw qhia ntawm cov blastocysts mus rau hauv lub endometrium, muaj ib tug ceev kev tso cai ntawm cov tshuaj no, uas ua rau yus mus rau ib tug txo nyob rau hauv kub. Incidentally, nws yog vim hais tias ntawm nws nyob rau hauv thawj theem ntawm lub voj voog yog tsawg.

Yog li, lub implantation ntawm lub embryo yog nrog los ntawm ib tug txo nyob rau hauv basal lub cev kub thiab ib co me ntsis los ntshav. Raws li statistics, nws nca muab tsis tau xwb nyob rau hauv 60% ntawm cov blastocysts, thaum lub seem tso zis. Ib tug txaus ntshai pathology yog nws txuas rau ntawm phab ntsa ntawm lub hlab qe raj thaum lub sij hawm nws rhuav txhua. Mus ncig thiab kev loj hlob ntawm lub fertilized qe yuav siv sij hawm txog ib lub lim tiam. Rau kev vam meej implantation ntawm rhiab heev yog qho tseem ceeb heev thiab endometrial thickness.