How do I know if my child has fragile X syndrome?
FACT: FXS requires a special blood test that is not usually included in the genetic tests that a pregnant woman gets or in the tests done right after a baby is born. The only way to diagnose FXS is with a special blood test called the “FMR1 DNA Test for Fragile X.”
What part of the body does fragile X syndrome affect?
Flat feet. Flexible joints and low muscle tone. Large body size. Large forehead or ears with a prominent jaw.
What do you know about fragile X syndrome?
Fragile X syndrome (FXS) is one of the most common causes of inherited intellectual disability. CDC is working to learn more about fragile X syndrome and fragile X-associated disorders to improve the health and well-being of people with these conditions. Think you know fragile X?
How does fragile X affect learning and intelligence?
Intelligence and learning. Many people with Fragile X have problems with intellectual functioning. These problems can range from the mild, such as learning disorders or problems with mathematics, to the severe, such as an intellectual or developmental disability. The syndrome may affect the ability to think, reason, and learn.
What is a prenatal test for Fragile X?
A prenatal test allows healthcare providers to detect the mutated gene in the developing fetus. This important information helps families and providers to prepare for Fragile X syndrome and to intervene as early as possible. Possible types of prenatal tests include: Amniocentesis.
What are the physical features of FXS syndrome?
It is not until puberty that physical features of FXS begin to develop. Aside from intellectual disability, prominent characteristics of the syndrome may include an elongated face, large or protruding ears, flat feet, larger testes (macroorchidism), and low muscle tone.
