In 10 to 15 percent of men with Klinefelter syndrome, however, there is a mosaic pattern, in which more than one combination ...

While Emma has Down syndrome — specifically a rare type called Mosaic Down syndrome — some people don’t believe it. “At the ...

Mosaic variegated aneuploidy syndrome (MVAS) is an autosomal recessive disorder characterized by mosaic aneuploidy. Its clinical manifestations include growth and developmental delay, congenital ...