Anthu omwe ali pachiwopsezo komanso kupewa trisomy 21 (Down syndrome)
- Kukhala ndi pakati pa ukalamba. Mayi amatha kubereka mwana yemwe ali ndi matenda a Down syndrome akamakula. Mazira opangidwa ndi amayi achikulire ali pachiwopsezo chachikulu choyambitsa zovuta pakugawikana kwa ma chromosome. Motero, pausinkhu wa zaka 21, mwaŵi wa kukhala ndi pakati pa mwana wodwala matenda a Down’s syndrome ndi 35 mwa 21. Pa 1, amakhala 400 mwa 45.
- Nditabereka mwana yemwe ali ndi matenda a Down syndrome m'mbuyomu. Mayi amene wabereka mwana wodwala matenda a Down syndrome ali ndi chiopsezo cha 21% chokhala ndi mwana wina wodwala matenda a Down syndrome.
- Khalani chonyamulira cha Down syndrome translocation jini. Matenda ambiri a Down's syndrome amayamba chifukwa cha ngozi yosatengera cholowa. Komabe, chiwerengero chochepa cha milandu chimapereka chiwopsezo cha banja chamtundu wa trisomy 21 (translocation trisomy).