Nuchal translucency test ntsuas qhov nuchal quav tuab. Nov yog thaj chaw ntawm cov ntaub so ntswg tom qab ntawm tus menyuam mos lub caj dab. Kev ntsuas qhov tuab no pab ntsuas qhov kev pheej hmoo rau Down syndrome thiab lwm yam teeb meem caj ces hauv tus menyuam.
NT ntsuas ntawm ultrasound nyob qhov twg?
Lub NT ultrasound ua tiav ntawm 11 thiab 13 lub lis piam, thaum tus menyuam lub nuchal translucency, cov ntaub so ntswg ntshiab nyob rau sab nraub qaum ntawm tus menyuam lub caj dab, tuaj yeem ntsuas. Qhov nruab nrab NT ntsuas yog nyob ib ncig ntawm 2.18 millimeters.
Puas yog nuchal translucency transvaginal lossis plab?
Nuchal translucency scan yog ua tiav 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 tham. feem ntau qhov kev tshuaj ntsuam yog ua tiav los ntawm koj lub plabtab sis qee zaus qhov nuchal translucency tsuas pom tau los ntawm kev ntxig ib qho kev sojntsuam rau hauv qhov chaw mos.
Dab tsi yog qhov ntau rau nuchal translucency?
Ntau yam ntawm NT rau hnub nyoog no yog 1.6-2.4 mm. Nuchal daim tawv nqaij quav (NF) kev ntsuas thiab kev kuaj xyuas ua ntej yug menyuam tau pom zoo li qub. Kev kuaj Triple tau ua tiav, thiab nws pom tau tias muaj txiaj ntsig zoo thiab muaj kev pheej hmoo siab ntawm trisomy 21.
Puas yog nuchal translucency ultrasound sab hauv lossis sab nraud?
Piv txwv li, Nuchal Translucency Scan, ua tiav ntawm 12 txog 14 lub lis piam, yog external scan. Nyob rau hauv no tsab xov xwmcev xeeb tub, kev soj ntsuam sab hauv feem ntau tsuas yog ua tau yog tias kev kuaj xyuas sab nraud tsis tuaj yeem tsim cov duab meej.
