Kev NT scan yuav tsum tau ua thaum koj muaj nruab nrab ntawm 11 thiab 14 lub lis piam cev xeeb tub, vim qhov no yog thaum lub hauv paus ntawm koj tus menyuam lub caj dab tseem pob tshab. (Hnub kawg koj tuaj yeem muaj nws yog hnub koj muaj 13 lub lis piam thiab 6 hnub cev xeeb tub.)
Puas txhua leej txhua tus tau txais kev tshuaj ntsuam nuchal?
A nuchal translucency screen yog pom zoo rau txhua tus poj niam cev xeeb tub thiab feem ntau yog ib qho ntawm ntau yam kev kuaj ua ntej yug menyuam thaum thawj peb lub hlis twg. Nws yog qhov kawg ntawm koj seb koj puas muaj kev kuaj ua ntej yug menyuam. Cov txiaj ntsig tuaj yeem pab koj txiav txim siab saib xyuas ua ntej yug menyuam.
Puas yog ib qho kev hloov pauv hloov pauv tsis tsim nyog?
Ib NT scan yog kev nyab xeeb, tsis muaj kab mobuas tsis ua rau muaj kev phom sij rau koj lossis koj tus menyuam. Nco ntsoov tias qhov kev ntsuam xyuas thawj peb lub hlis twg yog pom zoo, tab sis nws yog xaiv tau. Qee tus poj niam hla qhov kev xeem tshwj xeeb no vim lawv tsis xav paub txog lawv txoj kev pheej hmoo.
Thaum twg koj yuav tsum muaj nuchal scan?
Nuchal translucency scan tiav nruab nrab ntawm 11 thiab 14 lub lis piam ntawm cev xeeb tub. Tej zaum nws yuav tsum tau ua ib leeg, lossis nws yuav ua tau thaum koj tab tom muaj koj daim duab sib ntsib.
Vim li cas NT scan ua tiav thaum cev xeeb tub?
Kev kuaj ntshav nuchal translucency (tseem hu ua thawj peb lub hlis twg ntawm kev kuaj cev xeeb tub) tau ua thaum lub lis piam 11-13 ntawm cev xeeb tub. Lub scan siv ultrasound los tshuaj ntsuam rau Down syndrome, lossis lwm yam chromosomal lossis cov xwm txheej hauv cov menyuam yaus.
