Yaushe ne aka fara nunawa?
Domin tsawon lokacin gestation, ana nuna saurin saurin tayi a cikin sau uku, yayin da makonni 12 na ciki an yi shi a karon farko. Wannan lokaci shine mafi kyau duka. Duk da haka, wannan binciken yana halatta a makonni 11, 13.
Menene tantancewa kuma ta yaya aka gudanar?
Yawancin mata masu ciki da za a kula da su a mako 12, suna da sha'awar tambaya game da yadda ake aikatawa da kuma bata cutar da shi ba. Kamar yadda muka riga aka ambata a sama, wannan hanya ce ta dace da duban dan tayi, wanda ba shi da wata wahala. Sabili da haka, shiri na musamman don wannan hanya ba a buƙata ba.
An biya hankali musamman akan yanayin tarin tayin a lokacin yin irin wannan ganewar asali . Yawanci, yana tara ruwa, wanda kuma, yayin da jaririn ya girma, ya rage girman. Ta wurin kauri na wannan lambun, yana yiwuwa a yi hukunci akan lahani da nakasa na ci gaba da jariri.
Nazarin jini mai ciki, wanda kuma shi ne ɓangare na nunawa a mako 12, yana nuna haɗarin ilimin cututtuka, kamar yadda aka nuna ta hanyoyi. Saboda haka, alal misali, karuwa a matakin beta-hCG a cikin jini zai iya magana game da ci gaba da ilimin cututtuka na chromosomal kamar su chromosomes 21, wanda aka fi sani da Down syndrome. Duk da haka, a lokacin da aka gano likita, likita bai dogara kawai akan sakamakon binciken ba. A matsayinka na mai mulki, wannan alama ce kawai don ƙarin ganewar asali.
Binciken sakamakon
Yawancin mata a cikin halin da ake ciki, ko da kafin a yi musu gyare-gyare a makonni 12 kuma an sanya su don ba da jini, suna ƙoƙarin samun bayani game da yawan wannan binciken. Yin wannan ba kome bane, saboda Ba za a iya yin nazari akan sakamakon ba fãce likita. Wannan yana la'akari ba kawai bayanan da aka samu a yayin nunawa ba, har ma da halaye na ci gaban tayin a wani lokaci, da kuma jihar mafi ciki. Sakamakon cikakken bincike da bincike game da sakamakon binciken ya ba mu damar kafa wannan cin zarafin a lokaci.