Article
Think about it: FMR1 gene mosaicism.
Journal of child neurology - 1 Sept 2014
Bonarrigo Francesca Andrea, Russo Silvia, Vizziello Paola, Menni Francesca, Cogliati Francesca, Giorgini Valentina, Monti Federico, Milani Donatella
Abstract excerpt
Fragile X syndrome (FXS) is one of the most frequent causes of mental retardation, intellectual disability, and autism. Most cases are the result of an expansion of the CGG trinucleotide repeat in the 5' untranslated region of the FMR1 gene and the subsequent functional loss of the related protein. We describe the case of a 4-year-old boy who clinically presents mild psychomotor delay without any major clinical...
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