fragile x syndrome martin-bell syndrome dustin james ii
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DESCRIPTION
Fragile What? (Cont.) Although both males and females, it is more common in males than females. It can cause mild to severe intellectual disabilities. - Males have the more severe impairments and disabilities than females Approximately 1 in 4000 males and 1 in 8000 female have FXS It is not easily detected at birth if a child has FXS, but a specific genetic test called the polymerase chain reaction (PCR) can be performed on the child to diagnose FXS. - The test looks to for an expanded mutation in the FMR1 gene. It is the most common cause of inherited intellectual disabilities