X-Fragile screening
Genodiagnosis
Delivery time
3-4 weeks
Sample
Blood
162,00€
Fragile X syndrome (FXS; MIM #300624) is the most common inherited form of mental retardation. It is inherited in an X-linked manner and is due, in more than 99% of cases, to the expansion of the CGG trinucleotide at the 5 ́UTR of the FMR1 gene (MIM *309550), located in chromosomal region Xq27.3.