Wannan sabon kalma ya bayyana a magani a kwanan nan. Mene ne nunawa ga ciki? Wannan jigilar gwaje-gwaje ne don ƙayyade duk wani nau'i na ɓarkewar hormonal a lokacin gestation na tayin. Ana yin nazarin lokacin daukar ciki don gano wata ƙungiya na hadarin ƙwayoyin cuta, misali, Down's Syndrome ko Edwards Syndrome.
Za a iya samun sakamako na nunawa ga mata masu ciki bayan an gwada jini daga kwayar cutar, sannan bayan bayanan dan tayi. Dukkanin cikakkun bayanai game da yanayin haihuwa da kuma dabi'un ilimin lissafi na mahaifiyar sunyi la'akari: girma, nauyi, kasancewar mummunan dabi'u, amfani da kwayoyin hormonal, da dai sauransu.
Nawa ne aka yi don yin ciki?
A matsayinka na mai mulki, a yayin daukar ciki 2 cikakkun bayanai an yi. An raba su ta hanyar 'yan makonni. Kuma suna da ƙananan bambancin juna.
Binciken farko na shekaru uku
Ana gudanar da shi a makonni 11-13 na ciki. An gwada wannan jarrabawa na musamman don ƙayyade hadarin nakasa na ciki a cikin tayin. Nunawa ya hada da 2 gwaje-gwaje - duban dan tayi da nazarin jini mai zubar da jini ga nau'i biyu na homons - b-HCG da RAPP-A.
A kan duban dan tayi, zaka iya ƙayyade jiki na jariri, yadda ya dace. An bincika tsarin yaduwar jikin da yaro, aikin zuciyarsa, tsawon tsawon jiki ya ƙayyade ga al'ada. Ana auna ma'aunai na musamman, alal misali, ana auna lokacin kaurin ƙirji.
Tun lokacin da aka fara daukar nau'in tayin yana da hadari, to yana da wuri da za a samo asali akan dalilinsa. Idan akwai tsammanin wasu mummunan kwayoyin halitta, an aiko matar don ƙarin jarrabawa.
Binciko don farkon farkon shekara shine binciken da zaɓin. An aika wa mata da yawan haɗarin ƙwayoyin cuta masu tasowa. Wadannan sun hada da waɗanda za su haifa bayan shekaru 35, waɗanda suke da marasa lafiya da ke da alamun kwayar cutar a cikin iyalinsu ko waɗanda suka yi hasara da kuma haifar da yara da cututtukan jini.
Nunawa na biyu
An yi shi a kan lokacin gestation na 16-18 makonni. A wannan yanayin, ana ɗaukar jini don sanin nau'o'in nau'in hormones - AFP, b-HCG da kuma estirol na kyauta. Wani lokaci ana nuna alama na huɗu: in A. A.
Estirol wata mace ne mai tsinkar cutar jima'i wanda ake haifar da mahaifa. Matakan da bai dace ba na ci gaba zai iya magana game da yiwuwar cin zarafi na tayi.
AFP (Alpha-fetoprotein) shine furotin da ke cikin kwayar jini. An samar da shi ne kawai a lokacin daukar ciki. Idan akwai ƙarami ko haɓakar ƙwayar furotin cikin jini, wannan yana nuna cin zarafin tayin. Tare da karuwa a cikin AFP, mutuwar tayi zai iya faruwa.
Nuna samfurin ilimin nakasar chromosome na tayin zai yiwu a lokacin da aka gano matakin da A. Ƙara matakin wannan alamar nuna alamar rashin ciwo na chromosomal, wanda zai haifar da ciwo na Down ko Edwards ciwo.
An tsara kwayoyin biochemical a cikin ciki don gano ciwon Down da ciwo da Edwards, da cututtukan ƙwayar ƙwayar jiki, lahani a cikin bango na ciki, daji na tayi na fetal.
Ciwo na ciwo mai ƙananan ci gaba yana yawanci,
Ya kamata a ce cewa gwaji na biochemical ya nuna kashi 90% kawai na ƙwayoyin cutar ta jiki, kuma Down's Syndrome da Edwards ciwon ƙayyade ne kawai a 70%. Wato, kusan kashi 30 cikin dari na ƙananan sakamako mara kyau kuma 10% na halayen ƙarya na faruwa. Don kaucewa kuskure, jarrabawar ya kamata a daidaita shi tare da duban dan tayi.