Edwards Syndrome- Trisomy 18 Katie Coker 6th period Effects Edwards Syndrome is a rare genetic disorder caused by an extra copy of chromosome18. Infants born with this syndrome have; growth deficiency, low birth weight, an odd shaped head, a small mouth and jaw, webbed fingers, mental retardation, organ abnormalities, and heart defects. Pictures. The Chromosome that is effected. Pedigree Symptoms • • • • • • • • • • Clenched hands Crossed legs (preferred position) Feet with a rounded bottom (rocker-bottom feet) Low birth weight Low-set ears Mental deficiency Small head Small jaw Underdeveloped fingernails Unusual shaped chest Treatment • Depending on the individuals condition, is how the doctors proceed with treatment. Facts • It occurs in about 1 out of every 3000 live births. • Less than 10 percent live past their first birthdays. • Mainly seen in girls. http://www.humangeneticsdisorders.com/welcome/edwards-syndrome-trisomy-18/ http://www.google.com/images?hl=en&source=imghp&biw=1016&bih=513&q=trisomy+18&gb v=2&aq=0&aqi=g10&aql=&oq=Trisom http://health.nytimes.com/health/guides/disease/trisomy-18/overview.html http://www.trisomy18.org/site/PageServer?pagename=whatisT18_whatis