Fragile X syndrome
From Health Encyclopedia
Contents |
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Broader Terms
chromosome disorder, mental retardation, syndrome
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Related Terms
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Scope Note
X-linked recessive disorder characterized by mental retardation and large head, jaw, ears, and testes; premutation alleles in unaffected carriers give rise to significantly amplified repeats in affected progeny.
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Facts (generated by robot; please edit if you find it inaccurate)
- Of the known genetic causes of mental retardation, fragile X syndrome is currently considered the leading inherited cause, with an incidence between 1:2,500 and 1:4,000.
- DISEASE BURDEN The fragile X syndrome is the most common form of inherited mental retardation and accounts for approximately 40% of cases with X-linked mental retardation.
- 16: Summer, 1998 Fragile X Syndrome Introduction Fragile X syndrome is the most common cause of inherited mental retardation with an incidence of approximately 1 in 2000 male, and 1 in 2500 female, live births.
- Summary Fragile X syndrome is the most common inherited form of mental retardation.
- Fragile X includes:fragile X syndrome (FXS), the most common cause of inherited mental impairment.
- International Upcoming Events View Alliance Organizational Members View Alliance Individual Members efc FRAGILE WHAT? How many times have you got that response when talking to others about fragile X syndrome? Dr.
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