Yana da wahala ga mutum ɗaya ya yi tunanin abin da mahaifiyar nan gaba zata ji idan sakamakon sakamakon duban dan tayi ko nazarin halittun biochemical a cikin jariri ya bayyana hadarin cututtukan kwayoyin halitta. Kuma ko da yake kawai a cikin 1 daga cikin 10 an gano irin wannan ganewar asali ta hanyar cikakken jarrabawar, shi ne buƙatar sake ganewa wanda ya tsorata mata masu ciki.
Ma'anar ita ce, don ƙin yarda ko tabbatar da mummunan ganewar asali, yana da muhimmanci a tantance burbushin fetal, wanda a cikin mafi yawa daga cikin dakunan shan magani sunyi amfani da hanyoyi masu banƙyama na samfurin abu don nazarin - samfurori chorionic villus, amniocentesis (fetal amniocentesis) da kuma samfurin jini (cordocentesis). Bugu da ƙari, matsala ta hanyar da kanta, zai iya samun sakamakon da ya fi damuwa, ciki har da abin da ya katse ciki. Wannan factor ya sa wasu mata su watsar da irin wannan ganewar asali kuma su nuna kansu ga yanayin damuwa a duk tsawon lokacin gestation, wanda ba zai iya tasiri har ma da yaron lafiya ba.
Me yasa binciken karyotype fetal?
A cikin ganewa ta hanyar daukar ciki bayan mako na 11 na ciki, an tsara dan tayi. Tare da duban dan tayi, alamomi na biochemical an kara bincike. Manufar wadannan hanyoyin shine a bayyana ma'anar haɗarin haɗari. Duk da haka, irin wannan ganewar na iya nuna kawai ƙananan ƙananan yiwuwar kwayar cutar kwayar halitta kuma ba zai yiwu a saka wani ƙididdiga mai mahimmanci akan sakamakonta ba. Tare da taimakon cikakken bayani game da karyotype na tayin, yana yiwuwa a ƙayyade tare da babban mataki na yiwuwar abubuwan rashin haɗari na chromosomal, wanda a cikin aikin likita ake kira syndromes:
- Ƙasa;
- Edwards;
- Patau;
- Shereshevsky-Turner;
- Klinefelter.
Hanyar da ba a gano ba ta hanyar rashin ganewa na asibiti na chromosomal
A karshen karni na arshe, an gano DNA a cikin jinin mace mai ciki. Duk da haka, bayan shekaru 20 kawai, tare da ci gaban nanotechnology, an yi amfani da gwagwarmayar DNA a cikin kwayar magani. Halin wannan hanyar ya ƙunshi rabu da DNA na karin tayin na tayin da mahaifiyar jini daga mahaifiyar mahaifiyar mahaifiyar sa'an nan kuma ya bincikar da shi don kasancewar haɓurwar ƙwayoyin cuta na chromosomal. Wannan bincike ana kiransa da ganewar asali na gwaji ko jarrabawar DOT.
Babban amfani da gwajin DOT shine cikakken aminci ga mace da ɗanta. Bugu da ƙari, ana iya gudanar da shi a kowane lokaci bayan mako 10 na ciki, kuma sakamakon zai kasance cikin shirye-shiryen kwanaki 12 daga 99.7% amincewa. Irin wannan ganewar asali an nuna wa mata da ke fuskantar hadarin ganewa na farko. Ƙananan dakunan gwaje-gwaje ne kawai a kasar Sin, Amurka da Rasha suna amfani da wannan hanyar a magani. A kasarmu, jarrabawar DOT za a iya yin kawai a cikin ɗakin gwaje-gwaje na "Genoanalyst", wanda kwararrun su ne masu haɓaka irin wannan fasaha. Don gane yiwuwar irin wannan bincike ga mata daga kowane yanki a Rasha, ana iya yin tattara jini a asibitin mafi kusa, bayan haka aka kawo wa kwayoyin halitta zuwa Moscow don gwaji ta DOT ta amfani da sabis na sakonni na musamman. Kula da lafiyar jaririn kafin a haife shi. Lafiya a gare ku da 'ya'yanku masu zuwa!