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  2. What is trisomy 18 and why is it fatal? - AOL

    www.aol.com/lifestyle/trisomy-18-why-fatal...

    Trisomy 18 causes several life-threatening medical problems, often including heart defects and organ abnormalities, and many babies with the condition die before they're born or within the first ...

  3. Trisomy 18 - Wikipedia

    en.wikipedia.org/wiki/Trisomy_18

    Trisomy 18, also known as Edwards syndrome, is a genetic disorder caused by the presence of a third copy of all or part of chromosome 18. [3] Many parts of the body are affected. [ 3 ] Babies are often born small and have heart defects . [ 3 ]

  4. Living with trisomy 18: How a 6-year-old girl is beating the odds

    www.aol.com/living-trisomy-18-6-old-201618650.html

    Trisomy 18 typically results in life-threatening complications for a baby, but one little girl, Georgia, is proof of how one can live with it. Living with trisomy 18: How a 6-year-old girl is ...

  5. Trisomy - Wikipedia

    en.wikipedia.org/wiki/Trisomy

    Trisomy 9; Trisomy 8 (Warkany syndrome 2) Of these, Trisomy 21 and Trisomy 18 are the most common. In rare cases, a fetus with Trisomy 13 can survive, giving rise to Patau syndrome. Autosomal trisomy can be associated with birth defects, intellectual disability and shortened life. Trisomy of sex chromosomes can also occur and include: [4] XXX ...

  6. Triploid syndrome - Wikipedia

    en.wikipedia.org/wiki/Triploid_syndrome

    Trisomy 13 (Patau syndrome), trisomy 18 (Edwards syndrome) Triploid syndrome , also called triploidy , is a chromosomal disorder in which a fetus has three copies of every chromosome instead of the normal two.

  7. Texas woman seeking abortion argued Trisomy 18 was lethal ...

    www.aol.com/texas-woman-seeking-abortion-argued...

    Trisomy 18 can cause respiratory failure, heart defects, club feet and intellectual impairment. ... he was taught that the average life expectancy for babies with Edwards syndrome was less than ...

  8. Down syndrome - Wikipedia

    en.wikipedia.org/wiki/Down_syndrome

    Life expectancy is around 50 to 60 years in the developed world, with proper health care. [9] [10] Regular screening for health issues common in Down syndrome is recommended throughout the person's life. [9] Down syndrome is the most common chromosomal abnormality, [26] occurring in about 1 in 1,000 babies born worldwide, [1] and one in 700 in ...

  9. Chromosome 18 - Wikipedia

    en.wikipedia.org/wiki/Chromosome_18

    Chromosome 18 is one of the 23 pairs of chromosomes in humans. People normally have two copies of this chromosome. People normally have two copies of this chromosome. Chromosome 18 spans about 80 million base pairs (the building material of DNA ) and represents about 2.5 percent of the total DNA in cells .