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Fragile X syndrome is the most common form of inherited developmental disability. A problem with a specific gene causes the disease. Normally, the gene makes a protein you need for brain development. But the problem causes a person to make little or none of the protein. This causes the symptoms of Fragile X.

People with only a small change in the gene might not show any signs of Fragile X. People with bigger changes can have severe symptoms. These might include

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Illustration of chromosomes and DNA
Results 1 - 10 of 129 for Fragile X syndrome
  1. Fragile X Syndrome (National Library of Medicine)  
    Fragile X syndrome is the most common form of inherited developmental disability. A problem with a specific gene causes ...
  2. Genetics Home Reference: Fragile X syndrome From the National Institutes of Health (National Library of Medicine)  
    ... gov Research studies OMIM Genetic disorder catalog Conditions > Fragile X syndrome On this page: Description Genetic changes Inheritance Diagnosis ... names Glossary definitions Reviewed April 2012 What is fragile X syndrome? Fragile X syndrome is a genetic condition that ...
  3. Learning about Fragile X Syndrome From the National Institutes of Health (National Human Genome Research Institute)  
    ... genetic terms used on this page. Learning About Fragile X Syndrome What is fragile X syndrome? What are the ... Additional Resources for Fragile X Syndrome What is fragile X syndrome? Fragile X syndrome is the most common form ...
  4. Fragile X Syndrome (National Fragile X Foundation)  
    ... Was Just Figuring Out CGG Repeats! Donate | Print Fragile X Syndrome Fragile X syndrome (FXS) is a genetic condition ... females, and generally with greater severity. Features of Fragile X Syndrome in Males Read our Story The majority of ...
  5. Fragile X Syndrome: Other FAQs From the National Institutes of Health (National Institute of Child Health and Human Development)  
    ... NICHD Research Information Clinical Trials Resources and Publications Fragile X Syndrome: Other FAQs Skip sharing on social media links ... Are there specific disorders or conditions associated with Fragile X syndrome? Among the other conditions associated with Fragile X ...
  6. Fragile X Syndrome Overview From the National Institutes of Health (National Institute of Child Health and Human Development)  
    ... NICHD Research Information Clinical Trials Resources and Publications Fragile X Syndrome: Condition Information Skip sharing on social media links Share this: Page Content What is Fragile X syndrome? Fragile X syndrome is a genetic disorder that ...
  7. Fragile X Syndrome (FXS): Associated Disorders From the National Institutes of Health (Centers for Disease Control and Prevention)  
    ... ovarian insufficiency Fragile X-associated tremor/ataxia syndrome Fragile X Syndrome (Full Mutation) Fragile X syndrome (FXS) is the most common known cause of ...
  8. Families and Fragile X Syndrome From the National Institutes of Health (National Institute of Child Health and Human Development)  
    ... Publications Scientific Research Planning Scientific Resources Research Families & Fragile X Syndrome: Index Skip sharing on social media links Share ... Health and Human Development (NICHD) family album about Fragile X syndrome. As a health research agency, the NICHD family ...
  9. Autism and Fragile X Syndrome (National Fragile X Foundation)  
    Autism and Fragile X Syndrome Read my Story What Is Autism? Autism or autistic spectrum disorder (ASD) is a behavioral diagnosis. The range ...
  10. Facts about Fragile X Syndrome Video (Centers for Disease Control and Prevention)  
    ... Policy Makers Error processing SSI file Facts about Fragile X Syndrome Language: English Español (Spanish) Share Compartir Fragile X syndrome (FXS) is a genetic disorder. A genetic disorder ...
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