World Down Syndrome Day is right around the corner, and I invite you to join us in celebrating on March 21! This special day ...

A century after Down syndrome was first described, scientists discovered that the root cause of this disorder is a condition called trisomy 21. What strides in research have been made since then?

A genetic screen can potentially diagnose more than 1,200 genetic disorders and chromosomal abnormalities. If you were a medical geneticist, how would you pick the best test for your patient ...

[44] Combining a limited karyotype with the more objective microarray ... microarrays for pregnancies that screen positive for a Down's syndrome risk and advanced maternal age.