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Caadi ah ee lafta sanka in 12 toddobaad: tilmaamayaasha. Caadooyinka baarista ugu horreysa ee uurka, oo dhererkiisu wuxuu lafta sanka

daawo Modern uu sameeyay horumar wayn oo ku saabsan arrimaha sahan ee haweenka uurka leh, iyo haddii hore sidaas ayaa loo arkaa arrin ku filan in ay gudbaan imtixaanka ultrasound dhiciska iyo inay ka gudubto imtixaanka oo qaar ka mid ah, markaas maanta this category ka mid ah bukaanka waa iyada oo ay kormeerayaan feejigaan khubaro ah oo Oo Qaliin baaritaan wareegsan iyo nidaamka. Asal ahaan ay loogu talagalay in lagu go'aamiyo xaaladda ilmaha koraya ee uurka hooyada iyo ogaanshaha waqtigii aan caadi ahayn oo kala duwan. Oo ay ku jiraan - sifooyinka ogaanshaha ultrasonic sida heerka of lafta sanka, fuliyay toban toddobaad ee uurka ka dib.

Baahida loo qabo in loo qiyaaso lafta sanka uurjiifka

Steam, lafta sanka quadrangular waxaa lagu go'aamiyaa ultrasound imaging inta lagu guda jiro nidaamka at 12 toddobaad uur ah. Its maqnaa in muddo this ama fogaanta dhexdeena ka heerarka aqbalo caddaynta dambe ee qaldan horumarinta -natal ilmaha, weliba, foodhyi kartaa joogitaanka ilmaha syndrome. Xaaladaha noocaas ah, waxaa lagu talinayaa baaritaan dheeraada khasab ah.

Qaar ka mid ah khubarada, isagoo garanaya shuruucda baarista ugu horreysa, iyadoo la isticmaalayo qiimayaasha barbardhig xisaabaya barbar qiimaha ay la natiijooyinka ultrasound ah. Mar kale, waa in aynu iloobin in mudnaanta ee muddada 10-12 toddobaad ee uurka waa xaqiiqda ah ee joogitaanka lafta sanka uurjiifka iyo cabiraada aan si muujinta, maxaa yeelay, koromosoomyada of lafoobid ka dib dhacaan.

beegyada uu lafta sanka marxaladaha kala duwan ee uurka

The muddo gaarka ah ee koritaanka uurjiifka iyo horumarka waxaa lagu gartaa regularities qaarkood. Mid ka mid ah ku soo koobin ugu muhiimsan waa dhererka lafta sanka. caadi ah ee lafta sanka in 12 toddobaad ku saabsan tahay saddex milimitir oo dherer ah. Later, in toddobaadka 21 th, tiradaasi gaadho 5-5,7 milimitir, iyo toddobaadka 35aad - 9 milimitir.

saxnaanta cabbirka ultrasound ee embriyaha waxay ku xiran tahay ma aha oo kaliya on qalabka kaamil ah, laakiin sidoo kale on the khibrad iyo xirfad.

Table of xuduudaha ugu muhiimsan ee lafta sanka

Norma lafta sanka at 12 toddobaad ee horumarinta uurjiifka, iyo sidoo kale bilaha soo xiga naag uur leh, oo u adeegta habeeyay bar bilow daraasadda of natiijooyinka daraasaadka la ultrasound ah. Ku saleysan macluumaadka la helay, dhakhaatiirta ilaaliyaan koorsada ee dhalmada ka hor booqashada ilmaha iyo ogaado joogitaanka ama maqnaanshaha of cillado.

Haddii lafta sanka aan visualized, iyo qoorta oo ka mid ah awgii, markaas jaaniska aad u sare ee ilmo qaba Down syndrome ama cilladaha lagu dhasho ee wajiga. og, waalidiin badan doorato soo rididda. Tan iyo dhalashada ilmo caafimaad qaba - taasi waa hawl aan hooyooyinka oo keliya, laakiin sidoo kale dhakhaatiirta, door muhiim ah sida la ciyaaray by tilmaamayaasha sida heerka of lafta sanka ee 12 toddobaad. Shaxda hoose waxay ku siinaysaa sharaxaad graphic of midhihiisa inta lagu guda jiro uurka.

caadi ah ee lafta sanka

xirmin

todobaad

yar

qiimaha, mm

ugu badnaan

qiimaha, mm

12-13 2.0 4.2
14-15 2.9 4.7
20-21 5.7 8.3
22-23 6.0 9.2
32-33 8.9 13.9
34-35 9.0 15.6

Qeexaya dhererka lafaha sanka dhiciska ah?

Ka dib markii todobaadkii tobnaad oo uur uurka ka dhigi kartaa cabbirka oo ka mid ah sifooyinka ugu muhiimsan ee ilmaha caloosha ku. caadi lafta sanka in 12 toddobaad ah waa inay buuxiyaan shuruudaha looga baahan yahay oo xuduudaheedu, haddii kale waxa aad helaysaa in aad ka fikirto suurto gal dhibaatooyinka koromosoomyada daran ilmaha aan weli dhalan. Hypoplasia loo arkaa calaamad of cudurada adag sida Down syndrome, Edwards, Patau, Turner et al.

Waayo, natiijada badan oo sax ah u magacaabi ultrasound uurjiifka khabiir, iyo marka dib-u-loo xaqiijiyo in heerka of lafta sanka aan isaga waafaqsanaynina, in qiimaha looga baahan yahay, u fuliyaan falanqayn hidde ah oo dheecaanka amniotic. Tani waxay u saamixi lahaa in ay ujeeddo qiimeeyaan xaaladda ilmaha intrauterine sababtoo ah waa jawi ururto this ogsijiin, carbon dioxide, hormoono, uurjiifka waxyaabaha muqaadaraadka sarrifka, ensaymes.

saxnaanta Baadhista casri ah

Hubinta in ka mid ah natiijooyinka ogaanshaha ultrasound waa in xuduudaha lafta sanka ilmaha ka yar tahay wax caadi ah, waalidiinta siin quusan aan dhammaadka lahayn. kaliya Ha ficiltamin, sababta oo ah dhimaya this kuma filna in lagu ogaado xaaladda Down ama xaalad kale oo halis ah bahal ah. Oo in kastoo shuruucda baarista ugu horeysay ilaa xad waxay muujinaysaa, u baahan tahay inaad si degan sugto natiijada ah dib u eegis qoto dheer.

Weli waxaa lagama maarmaan ah in la fahmo in ilmo kasta inta lagu guda jiro horumarinta uurjiifka waa ka duwan yahay, maxaa yeelay, dhinacyada oo ka mid ah qaybo ka mid shakhsi ah oo jidhka ka mid noqon doonaa kala duwan, oo ay ku jiraan lafta sanka in 12 toddobaad ah. Laakiin haddii daraasadda uurjiifka muujineysa sida cilladaha cad oo ka mid ah xubnaha gudaha iyo yaraynta of adimada ah, kiisaska kuwan, nabdoon tahay in laga hadlo cilladaha lagu dhasho.

Waa maxay baaritaanka dhalmada ka hor

baaritaanka dhalmada - baadhitaan gaar ah hooyada uurka leh si lagu ogaado khatarta xaaladaha cudur ee lagu dhasho oo helay horumarka uurjiifka, natiijada oo la qiimaha celcelis ahaan marka loo eego.

In saddexda bilood ee ugu horeeya (10-12 asbuuc), baaritaanka dhalida ogolaanaya hore ku filan in la aqoonsado cillado in xaddiga koromosoomyada iin darbiga caloosha iyo cudurada ee tuubada neural, iyo sidoo kale khatar ku kala duwan dhalmada caadiga ah guud ahaan.

Iyada oo ku saleysan waxqabadka hCG iyo PAPP sifeeyay uurka, iyo sidoo kale qiimaha dhumucdiisuna surku ee embriyaha, xukumi halista cilladaha suurto gal. Haddii xeerarka baaritaanka marka hore ma u dhigma waxqabadka falanqayn, qof dumar ah oo uur leh loo qoro daraasadda ee genetics ilmaha iyo chorionic villus sampling mustaqbalka.

Waa maxay lafta sanka hypoplastic in ilmaha caloosha ku

caadi ah ee lafta sanka in 12 toddobaad inta lagu guda jiro ultrasound ka soo jeedinaya wanaagsan, horumarka caafimaad ee ilmaha caloosha ku hore ee uurka. Haddii dhererkiisu wuxuu duwan heerka aqbalay in jihada ee hoos, ka dibna waxaa jira hypoplasia ee lafta sanka. Laakiin waxaa jira xaalado gaar ah halkaas oo tirada muu muujinin sahan guud. Markaas su'aasha ah ee aplasia ee lafta sanka, in si kale loo dhigo, maqnaanshaha dhamaystiran oo awood.

Maxaad dhici ha xadgudubyo kale ah?

Dhab ahaantii, sababaha leexashooyinkaasi bahal ka qiyamka caadi ah oo labada dherer uurjiifka lafta sanka of set ah, oo dhan oo iyaga ka mid yihiin kuwo kala duwan. Tani waxay noqon kartaa, tusaale ahaan, Khamriga chronic ee waalidka ama saamaynta daran ee sigaarka. Halis waxaa si toos ah kooxda kaalinta dumarka soo qaatay hargabka, hargabka iyo jirrooyinka kale ee saddexda bilood ee ugu horeeya uurka.

Sidoo kale waxaa jira sababo kale oo heerka of lafta sanka 12 todobaad, ilmaha caloosha ku ma ka heli, kuwaas oo:

  • antibiotics iyo daawooyin kale oo xoog leh;
  • gaadhista ee shucaaca gamma;
  • saamaynta jirka deegaanka waxyeello naagta,
  • burbur,
  • kulayl dheer naagta uurka leh.

Sidaas darteed, marka lagu daro koromosoomyada aan caadi ahayn, iyo waxa loogu yeero hidde cabista, hab nololeedka iyo caafimaadka ee hooyada uurka leh si toos ah saamayn horumarinta iyada ilmaha caloosha ku utero. Laakiin daawo casri ah, si ay u hababka cusub ee cudurka, jidaynayey hore ku filan mahad ee uurka lagu ogaado koromosoomyada iyo in lala socdo ilmaha, cawaaqibka oo noqon kara Down syndrome. Si kastaba ha ahaatee, waa dhakhtarka ku salaysan falanqaynta sax ah oo cilmi-baaris waa inay awoodaan si loo ogaado cudurka dhabta ah ama meesha ka saaro halista ay suurtogal tahay.

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