Fragile X Syndrome
(Martin-Bell Syndrome; FXS)
|Cognitive Mapping of the Brain|
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- Mental impairment ranging from learning disabilities to intellectual disability
- Behavioral difficulties, including:
- Autistic behaviors
Physical problems and abnormalities, including:
- Long face with protruding jaw
- Large, protruding ears
- Flat feet
- Hyperextended joints
- High-pitched voice and enlarged testes in males after puberty
- Mitral valve prolapse
- Low muscle tone and delayed motor skills such as sitting and walking
- Physical, cognitive, or emotional symptoms of FXS
- Unexplained developmental delays or intellectual disability
- Stimulants and other medications to treat attention deficit/hyperactive behavior
Psychotherapeutic drugs such as fluoxetine to help control:
- Emotional outbursts
- Anticonvulsants to control seizures
- School work that only requires a short attention span
- Minimal distractions
- Predictable activities and classroom routine
- Close communication between parent and school
- Emphasis on functional life skills
FRAXA Research Foundation http://www.fraxa.org
The National Fragile X Foundation http://www.fragilex.org
Fragile X Research Foundation of Canada http://www.fragilexcanada.ca
The Hospital for Sick Children http://www.sickkids.ca
Bardoni B, Davidovic L, et al. The fragile X syndrome: exploring its molecular basis and seeking a treatment. Expert Rev Mol Med. 2006;8(8):1-16.
Committee on Genetics health supervision for children with fragile X syndrome. Pediatrics. 2011;127;994.
Fragile X syndrome. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated February 19, 2013. Accessed June 24, 2013.
Fragile X syndrome overview. National Institute of Child Health and Human Development website. Available at: http://www.nichd.nih.gov/health/topics/fragilex/Pages/default.aspx. Updated April 3, 2013. Accessed June 24, 2013.
What is fragile X? FRAXA Research Foundation website. Available at: http://www.fraxa.org/fragilex.aspx. Accessed June 24, 2013.
Willemsen R, Anar B, et al. Noninvasive test for fragile X syndrome, using hair root analysis. Am J Hum Genet. 1999;65(1):98-103.
- Reviewer: Michael Woods, MD
- Review Date: 05/2014 -
- Update Date: 00/52/2014 -
This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.
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