Nuchal translucency xeem

Lub nuchal translucency kuaj ntsuas tus nuchal quav tuab. Nov yog thaj chaw ntawm daim ntaub ntawm sab nraum qab ntawm tus me nyuam hauv plab caj dab. Ntsuas qhov tuab no pab ntsuas qhov txaus ntshai rau Tus Mob Down thiab lwm yam kev mob caj ces hauv tus menyuam.

Koj tus neeg saib xyuas kev noj qab haus huv siv cov plab hauv plab (tsis yog ntawm qhov chaw mos) los ntsuas lub nuchal quav. Txhua tus me nyuam hauv plab muaj qee qhov dej ntawm lawv caj dab. Hauv cov menyuam mos nrog Down syndrome lossis lwm yam kev mob caj ces, muaj dej ntau dua li ib txwm. Qhov no ua rau kom pom qhov chaw tuab dua.

Kev kuaj ntshav ntawm niam kuj ua tiav. Ua ke, ob qhov kev ntsuam xyuas no yuav qhia paub yog tias tus me nyuam puas tuaj yeem muaj tus mob Down syndrome lossis lwm yam kev mob caj ces.

Muaj lub zais zis puv yuav muab cov duab zoo tshaj plaws rau ultrasound. Koj yuav hais kom haus 2 mus rau 3 khob kua ntawm ib teev ua ntej kev kuaj mob. TSIS TXHOB tso zis ua ntej koj li ultrasound.

Koj yuav muaj qee qhov tsis xis nyob ntawm lub siab ntawm koj lub zais zis thaum lub sij hawm ultrasound. Cov gel siv thaum qhov kev kuaj mob yuav hnov ​​txias me ntsis thiab ntub. Koj yuav tsis hnov ​​qhov xaim ntawm ultrasound.

Koj tus kws khomob yuav qhia cov kev kuaj no los soj ntsuam koj tus menyuam rau Tus Mob Hlwb. Coob tus pojniam xeebtub txiav txim siab ua qhov kev kuaj no.

Nuchal translucency feem ntau yog ua haujlwm nruab nrab ntawm 11th thiab 14 lub lim tiam ntawm cev xeeb tub. Nws tuaj yeem ua thaum ntxov hauv kev xeeb tub dua li ntawm amniocentesis. Nov yog lwm qhov kev ntsuam xyuas uas kuaj xyuas qhov tsis taus ntawm kev yug.

Ib qho kua dej nyob tom qab ntawm caj dab thaum lub sij hawm ultrasound txhais tau tias nws tsis zoo li koj tus menyuam muaj Down syndrome lossis lwm yam kev mob caj ces.

Nuchal translucency ntsuas nce nrog lub hnub nyoog gestational. Nov yog lub caij nyoog thaum xeeb tub thiab yug. Qhov ntsuas siab ntau dua piv rau cov menyuam mos uas muaj hnub nyoog sib xws, qhov ntau dua ntawm cov kev pheej hmoo rau qee yam kev mob tsis taus.

Cov kev ntsuas hauv qab no yog suav hais tias tsis tshua muaj kev pheej hmoo rau kev mob caj ces:

• Thaum 11 lub lis piam - txog 2 hli
• Thaum 13 lub lis piam, 6 hnub - txog 2.8 hli

Cov kua dej ntau dua li ib txwm nyob rau sab nraum qab ntawm caj dab txhais tau tias muaj kev pheej hmoo ntau dua rau Tus Mob Hlwb Hlaus, trisomy 18, trisomy 13, Turner syndrome, lossis mob plawv. Tab sis nws tsis qhia tseeb tias tus me nyuam muaj Down syndrome lossis lwm yam kev mob caj ces.

Yog tias qhov txiaj ntsig tsis zoo, lwm yam kev sim tuaj yeem ua. Feem ntau, lwm yam kev sim ua yog amniocentesis.

Tsis muaj qhov paub txaus ntshai los ntawm ultrasound.

Nuchal translucency kuaj xyuas; NT; Nuchal quav kuaj; Nuchal quav scan; Kev tshuaj ntsuam ntawm cev xeeb tub; Down syndrome - nuchal translucency

Driscoll DA, Simpson JL. Kev tshuaj ntsuam Genetic thiab kev kuaj mob. Hauv: Landon MB, Galan HL, Jauniaux ERM, li al, eds. Gabbe's Obtetrics: Li Qub thiab Teeb Meem Ua Xeeb TubCov. 8 tus ed. Philadelphia, PA: Elsevier; 2021: chap 10.

Walsh JM, D'Alton ME. Nuchal translucency. Hauv: Copel JA, D'Alton ME, Feltovich H, li al, eds. Kev Cuam Tshuam Ob Leeg: Kev Kuaj Rau Mob Thiab Kev TuCov. 2nd ed. Philadelphia, PA: Elsevier; 2018: chap 45.