a condition that causes severe developmental delays due to an extra chromosome 18
This picture shows the reason some babies are diagnosed with Edward's Syndrome. The baby has and extra chromosome in chromosome 18, hence the name Edward's Syndrome Trisomy 18. Parents are not to blame for this syndrome - the eggs and/or sperm are affected during their formation, resulting in Edward's syndrome amongst babies. The Edward's Syndrome Karyotype would look like this: this