Turner syndrome (Monosomy X) uye kurasikirwa pamuviri kunowanzobatana. Turner syndrome chirwere che chromosome umo musikana kana mukadzi ane imwe chete yakakwana X chromosome. (Nokuti iyo y chromosome inodiwa kuti munhu ave mukomana, vose vana vane Turner syndrome vasikana.) Kunyange zvazvo vasikana vakaberekerwa neTterer syndrome vanowanzova nemafungiro akanaka ehupenyu hwehupenyu, vazhinji vevana vane chirwere vanorasikirwa nekuparara kana stillbirth .
Kuwanda
Vanenge 1 muvana vose vanenge 1 500 kusvika 2,500 vanozvarwa vacheche vane Turner syndrome. Asi maererano nekutsvakurudza, monosomy X iripo inenge 3 muzana yemafungiro ose, asi inenge 99 kubva muzana yevana vakagadziriswa vasazochera kana kuti vakaberekwa. Mamiriro acho anofungidzirwa kuva chinhu chinokonzera inenge 15 muzana yezvose zvinokanganisa.
Zvinokonzera
Chinokonzera Turner syndrome iko kukanganisa mumasero ekuparadzanisa anosiya masero emumuviri ane rimwe chete rinoshanda zvakazara X chromosome. Kazhinji, kusakosha kunenge kwave ikopo pakunamatira, kunobva mumhara kana mazai. Mamiriro ezvinhu anonzi Mosaic Turner syndrome, zvinoreva kuti mamwe masero emuviri ane monosomy X asi vamwe vane chromosomes yakasvibirira, chikonzero chacho ndechekukanganisa mumasero ekuparadzanisa panguva yekukura kwekubwinya kwekutanga. Hapana anoziva chaicho chinokonzera izvi zvikanganiso zvezvikamu zvepakati.
Kuziva
Turner Syndrome inogona kuratidzirwa sechikonzero chekusununguka kwepamuviri kana kuberekwa apo vabereki vanopedza chirwere chechromosomal mushure mokurasikirwa pamuviri.
Mune pamuviri iye zvino, ultrasound inogona kubudisa zviratidzo zvechiitiko chacho, asi kuongororwa kunogona kungogadziriswa neine genetic test monga amniocentesis kana CVS. Uye kune dzimwe mimwe mibairo yezvipo zvenhema nokuda kwechiitiko chacho, kunyange ne amniocentesis. Mumwana achangoberekwa, kuongororwa kunogona kuvimbiswa nekuongorora ropa.
Kunyange zvazvo njodzi yakakura yekuparara pamuviri inogona kuve inotyisa, vatsvakurudzi vanodavira kuti vazhinji vanokanganisa hunoenderana neTterer syndrome vanoitika mumutambo wekutanga. Nenguva iyo mwana asvika pachigumo chekukodzero ye amniocentesis, zvinetso zvekudzivirira pamuviri hazvirevi sezvinotyisa. Chimwe chekudzidza chakawana kuti 91% yevana vanoonekwa neamniocentesis vakapona pakuberekwa. Zvinogona kusinganzwisisi kuziva kuti mwana wako ane chirwere chechiromosome, zvisinei, saka chinangwa chakanaka chokupinda mumapoka ekutsigira kana mazano ekugadzira mazita ekugadzirira.
Prognosis
Pasinei nengozi yakakura yekusununguka kwepamuviri uye kuberekwa, kufungidzira kwakawanda kwecheche ane Turner syndrome hakurevi kushungurudzika mushure mekuberekwa. Kune zvimwe zvinetso zvehutano zvinowanikwa uye hunoonekwa, asi vasikana vane Turner syndrome vanowanzova nehunyanzvi huzhinji vasina hutachiona hwehutano uye vanogona kutungamirira hupenyu hunofadza hune utano. Vakawanda havatombozivi kuti vane chirwere ichi kusvikira munhu mukuru.
Basa reGenetics muGumisiro
Kana wakarasikirwa nemwana ane Turner syndrome, hapana mubvunzo kuti zvinokanganisa kunzwa nyaya dzose dzevakadzi vanorarama ne Turner syndrome kune rumwe rutivi, uyezve, kune rumwe rutivi, chiremba wako akuudze kuti Turner syndrome yakakonzera kupererwa kwepamuviri kana stillbirth.
Ichokwadi ndechokuti vanachiremba havana chokwadi zvachose nei vana vakawanda vakashandurwa neT Turner syndrome vasingatauri vamwe asi vamwe vanozviita kuburikidza nekuzvitakura pasina matambudziko makuru.
Tsananguro inonyanya kukosha ndeyekuti pane chimiro chekuita. Zvinogona kuva kuti vazhinji vevana vakaberekwa neTterer syndrome vanoshaya majini akakosha muupenyu, asi avo vanopona vane mahedheni akazara, kunyange zvazvo vane X chromosome chete. Vamwe vatsvakurudzi vakataura kuti vana vanopona pamuviri neTterer syndrome vangave nemafungiro ezvinyorwa, kunyanya panguva yekuita pamuviri, izvo zvinoita kuti varambe vachikura nekukura.
Pasinei nekutsanangurwa, kana wakarasikirwa nemwana ane Turner syndrome kuti uende pamuviri kana kuberekwa, zvinowanzoitika uye zvakanaka kuti urombo. Izvozvo zvinokonzerwa nemamiriro ezvinhu achidzokorora mune ramangwana rekuzvitakura, asi anopa mazano anopa mazita anofanira kunge akakwanisa kukupa mamwe mashoko pamusoro pezvinetso zvaungave nazvo kana uri kuronga kuedza zvakare.
Sources:
Gravholt, CH et al. "Kuwedzera kwepabonde uye kwepasnatal yeT Turner's Syndrome: Chidzidzo cheRegistry." BMJ 1996; 312: 16-21.
Akabatwa, KR et al. "Mosaicism muna 45, X Turner Syndrome: Kunopona Mukutanga Kuberekwa Kunotsigira Kuvapo kweZviri Chromosomes?" Human Genetics 1992. 88 (3): 288-294.
Saenger, Paul. "Turner's Syndrome." NEJM 1996. 335: 1749-1754.
Uematsu, A. et al. "Kuvabereki Kubva kweC Chromosomes Yakakwana X mu Turner Syndrome Varwere Vane Karyotypes Vakawanda." American Journal of Medical Genetics May 2002 111 (2): 134-139.