Trisomy 18

Genetic Disorder Assignment by Jordan Schlueter

What Is Trisomy 18

Trisomy 18 also known as Edwards syndrome, effect newborns natural course of development. newborns with this genetic distorter have heart and kidney problems, feeding problems, breathing problems, hernias in their stomach, bone abnormality's, freqent lung and urinary infections, and a severe learning dissability. Sadly most infants who develop trisomy 18 are usually still born or don't live past the age of one. thous who survive don't live very long and suffer from severe disability and can never be independent, under constant watch and be taken care of.

What Does it Infect

Trisomy 18 is a chromosome genetic distorter in which the infant has three copies of chromosomes instead of two the extra genetic makeup disrupts the natural course of development . it infects many parts of the body. making them unable to grow. infants before they are born often develop this and are born prematurely and low birth weight. symptoms of trisomy 18 are a small abnormally shaped head,small jaw and mouth and clenched fist with overlapping fingers. trisomy 18 occurs in only 1 to 5000 living children the rest happens during pregnancy, the baby born still born. trisomy 18 can effect women of all ages but it get riskier the older she gets. most Trisomy 18 cases have occurred at random not passed down from the parent thou it can sometimes be passed down it isn't likely. the reason trisomy 18 happens is because of an error in cell division called nondisjuction.

Trisomy has no cure

Trisomy sadly has no cure. its a genetic disorder that will eventually kill the poor victim its only a mater of time. this disorder was not likely transmitted through sex. it is a genetic error in which cannot be corrected. there is hope that medical can some how find the cure.boys are less likely to develop this disorder

Characteristics of Trisomy Listed

docters are bale to tell almost ameditly because of these characteristics

  • Heart defects:
    • VSD (Ventricular Septal Defect): a hole between the lower chambers
    • ASD (Atrial Septal Defect): a hole between the upper chambers
    • Coarctation of the aorta: a narrowing of the exit vessel from the heart
  • Kidney problems
  • Part of the intestinal tract is outside the stomach (omphalocele)
  • The esophagus doesn’t connect to the stomach (esophageal artesia)
  • Excess amniotic fluid (polyhydramnios)
  • Clenched hands
  • Pocket of fluid on the brain (choroid plexus cysts)
  • Rocker bottom feet
  • Delayed growth
  • Small jaw (mycrognathia)
  • Small head (microcephaly)
  • Low-set ears
  • Strawberry-shaped head
  • Severe developmental delays
  • Umbilical or inguinal hernia

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