How to determine someone with Fragile X Syndrome?

Normally parents would notice delayed development in infants and toddlers. You can get developmental screening done to determine the nature of delays in a child. You can find this out through a genetic test.


How is it Inherited?

It is caused by abnormality in a single gene called FMR-1 located on the X chromosome.

1 in 4,000 males and 1 in 6,000-8,000 females in all ethnic groups.