Doctor insights on:
Is Edwards Syndrome Dominant Or Recessive
Neither: It is a trisomy like the more common down syndrome.It can be inherited if a parent was a genetic abnormality. It could be a spontaneous aberration. Genetic testing of both parents should be considered. ...Read moreSee 2 more doctor answers
Fatal disorder: Edwards or trisomy 18 is a birth defect with a third copy of chromosome 18. Most pregnancies with an extra chromosome miscarry. Of those that are born live 50% die in two weeks only 8% live to one year. Infants with this problem tend to have many problems including heart disease, kidney disease, rounded bottoms to their feet! webbing between toes and undescended testicles. ...Read moreSee 1 more doctor answer
You'll need support: When egg & sperm meet, their chromosomes split so 1/2 of dad's & 1/2 of mom's can join. The chromosome 18 in either egg or sperm divided unequally, & part or all of both chr.18's paired up with one chr. 18 from the other parent. A full or partial trisomy, (3 chr. 18's, ) occured by accident. Abnormal formation of the heart & other organs, intellectual disability & unusual facial features result. ...Read moreSee 1 more doctor answer
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See below:: Trisomy 18 (edwards syndrome) is associated with abnormalities in many parts of the body. Individuals often have slow growth before birth (intrauterine growth retardation) & a low birth weight. Affected individuals may have heart defects and anomalies of other organs that develop before birth. Other features include a small, abnl shaped head; a small jaw/mouth; clenched fists;overlapping fingers. ...Read more
Chromosome test: The usual test is called a karyotype. Blood cells (white cells) are obtained from the patient and the chromosomes are counted under a microscope. If there is an extra chromosome 18 then the patient has edwards syndrome or trisomy 18. This test can be done after the baby is born or it can be done in utero by amniocentesis (amniotic fluid taken from the uterus is tested). ...Read more
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