Ichi Chirwere Chetachiona Chetachiona Chinotakura Ngozi Huru Yokutorwa
Chorionic villus sampling (CVS) chirwere chepabonde chinotarisa zvinetso zvakakomba zvechromosome mumwana ari kusimukira. Chiyero chinosanganisira kutora samuenzaniso kubva ku chorionic villi, chikamu chepa placenta, uye kuongorora maitiro ekugadzirwa kweizvi. Tsvakurudzo yezvino inoratidza kuti CVS haina kutakura ngozi yakawanda yokupererwa kwepamuviri pane amniocentesis.
CVS vs Amniocentesis
Nhamba dzekare dzakaratidza kuti kuongorora kweCVS kwakaunza njodzi yakakura yekusununguka kwepamuviri pane amniocentesis , asi tsvakurudzo ikozvino inoratidza kuti ngozi yacho inenge yakafanana (inenge 1 muna 400).
Iyo inobatsira zvikuru yeCVS: Inogona kuitwa kare pahutachiwana, pamasvondo gumi kusvika ku12.
Icho chinonyanya kukanganiswa neCVS: Zvinonyanya kukosha kupfuura amniocentesis kuratidza mhinduro dzisingagoneki uye, kusiyana neamniocentesis, haigone kupa ruzivo pamusoro peeural tube zvikanganiso.
Ndiani Anofanira Kuwana CVS Prenatal Test?
CVS inowanzopiwa kuna amai-kune-avo vanove nepamusoro pehuwandu hwehutano hwekuva nemwana ane hutachiona hwehutachiona hwehutano.
Idzi vakadzi vanosanganisira midziyo inozivikanwa yezviitiko zvakadai seTay-Sachs Zvirwere kana zvinetso zvakakomba zvemagetsi.
Chinangwa ndechokukwanisa kuudza vakadzi nekukurumidza kana zvichida vana vavo vachagara nhaka yechirwere.
Nokuti kuongorora miedzo yakadai sefrifetoprotein mhinduro kana katatu / quad screen test inowanzoitwa mushure mokunge abere pamuviri, vakadzi vazhinji vane pamuviri vane zviyamupinyi pamatambudziko aya vachapiwa amniocentesis pane CVS.
Izvozvo zvinoguma zveKurionic Villus Sampling Zvokuudza
Chirwere cheCVS chirwere chekuberekwa chinogona kuona kusangana kwekromosome uye kusagadzikana kwemashoko muzvigunwe zvemukati.
CVS inofungidzirwa inenge 99 kubva muzana yakarurama yekuongorora zvirwere zvepabonde.
Pane mamiriro ezvinhu akaoma ayo vabereki vangave vane hanya nazvo pavanofunga nezveCVS. Kunyange zvazvo kuongorora kweCVS kunogona kuona Down syndrome, haisi chete kuedza kweizvi maitiro.
Kusiyana neamniocentesis, CVS haikwanise kupa mashoko neural tube defects.
Zvaunotarisira Kubva Pamuedzo
Iwe haufaniri kuita chimwe chinhu chakanyatsogadzirirwa kugadzirira kuedza muzviitiko zvakawanda. Muedzo unogona kurwadza asi kazhinji unopfuura mumaminitsi mashomanana. CVS inogona kuitwa:
Chirwere chepabonde: Nete refu ndeyekuiswa mukati memimba, yakafanana neamniocentesis.
OR
Transcervical: Izvi zvakafanana nokuve nepap smear.
Kana Uri Kufunga nezveCVS Test
Kana chiremba wako akakurudzira kuti une test CVS, usatya kutya kubvunza mibvunzo yakawanda kana iwe uine ivo. Zvinhu zvishoma kuti uchengete mupfungwa:
- Kutsvakurudza kutsva kunoratidza kuti mungozi chaiyo yekuparadzana pashure peCVS kana amniocentesis yakaderera zvikuru kudarika mazana ekufungidzirwa. Vanachiremba vanoita chirongwa ichi nguva dzose vanogona kunge vane hutachiona hwakaderera zvikuru.
- Zvakajairika kuti uve nekutya pamusoro pokuva nemuedzo wepabonde wakaitwa unogona kutakura mungozi yekuenda pamuviri, uye zvakanaka kuti udzike kuongororwa uku kana iwe usinganzwisisiki nechinetso ichocho.
- Vabereki vakawanda havanzwisisi nezvinetso zveCVS kana kuti vanogona kuva nechivimbo chokuti havazogoni kubata pasinei nemigumisiro. Kwavari, muedzo haufaniri kutsvaga. Aya maonero anonyatsoshanda, kunyanya sezvo CVS inongopa ruzivo. Kazhinji, hapana kubatwa kwepabonde kwezvirwere zvinowanikwa kuburikidza neCVS.
- Vamwe vabereki vanosarudza kumirira mavhiki mashomanana okuwedzera uye vane amniocentesis kana kuedza kwavo katatu / quad screen kana kuedza kwe ultrasound kunoratidzika kunoratidza zvinetso. Vangasarudza kuita izvi nokuti, kusiyana neCVS, amniocentesis inogona kuongorora neural tube defects .
- Vabereki vanofanirwa kunyanya kufunga nezveCVS ndevaya vane ngozi yakawanda yokubata mwana ane chirwere chakakomba uye chido chekusimbisa kana kubvisa kunze kwekutsvaga sekukurumidza.
Sources:
Chorionic Villus Sampling: CVS. American Pregnancy Association. Yakasvika: Mar. 12, 2009.
Chorionic Villus Sampling (CVS). March weDhimes. Quick References: Fact Sheets. Yakasvika: Mar. 12, 2009.