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fragile X syndrome |
Also found in: Dictionary/thesaurus, Medical, Acronyms, Wikipedia, Hutchinson | 0.02 sec. |
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fragile X syndrome [‚fraj·əl ′eks ‚sin‚drōm] (medicine) A hereditary condition resulting from a trinucleotide repeat at an inherited fragile site on the long arm of the X chromosome. Affected males usually have some characteristic facial features, enlarged testes, and mental retardation. Females with on fragile X chromosome and one normal X chromosome may have a lesser degree of mental retardation. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Fragile X syndrome, myotonic dystrophy, and Huntington disease are a few of these devastating diseases, which become increasingly severe and have earlier onsets in successive generations, a process known as anticipation. Psychopharmacological interventions in fragile X syndrome, fetal alcohol syndrome, Prader-Willi syndrome, Angelman syndrome, Smith-Magenis syndrome, and velocadiofacial syndrome. He was born with chromosomal fragile X syndrome, a genetic malady that causes mental retardation. |
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