JMD - Jamaican Dollar. Our currency rankings show that the most popular Jamaica Dollar exchange rate is the USD to JMD rate. The currency code for Dollars is JMD, and the currency symbol is J$. USD - US Dollar. Our currency rankings show that the most popular United States Dollar exchange rate is the USD to EUR rate.
Williams syndrome is the result of a deletion of the 7q11.23 region of chromosome #7 containing the elastin gene and is believed to be a contiguous gene syndrome. Diagnosis of Williams syndrome is confirmed by dual colour FISH using a specific probe and a control probe.
AFP Tetra can detect 75% to 80% of Down Syndrome pregnancies. Trisomy 18: Trisomy 18 is also called Edwards Syndrome. It is rare and only occurs in 1 out of every 8000 births. Like Down Syndrome, Trisomy 18 is a chromosome abnormality, but is caused by the baby having three of chromosome 18.