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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
2011-6-8
pubmed:abstractText
It is generally thought that fragile X-associated tremor/ataxia syndrome (FXTAS) represents a late-onset neurodegenerative disorder occuring in male carriers of a premutation expansion (55-200 CGG repeats) in the fragile X mental retardation 1 (FMR 1) gene. However, several female patients with FXTAS have also been reported recently. Here, we describe a 23-year old woman with positive family history of mental retardation and autism who presented clinically with action tremor, ataxia, emotional disturbances and cognitive dysfunction. Magnetic resonance imaging (MRI) of the brain showed diffuse cortical atrophy, while 1H-MR spectroscopy (MRS) revealed decreased levels of N-acetylaspartate (NAA) in the cerebellum, basal ganglia, and pons. Genetic testing confirmed heterozygous FMR 1 gene premutation of 100 CGG repeats in the abnormal allele and 29 CGG repeats in the normal allele. We concluded that FXTAS may be an under-recognized disorder, particularly in women.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jan
pubmed:issn
0350-6134
pubmed:author
pubmed:issnType
Print
pubmed:volume
35 Suppl 1
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
327-32
pubmed:meshHeading
pubmed:year
2011
pubmed:articleTitle
Fragile X-premutation tremor/ataxia syndrome (FXTAS) in a young woman: clinical, genetics, MRI and 1H-MR spectroscopy correlates.
pubmed:affiliation
University of Zagreb, School of Medicine, Zagreb University Hospital Centre, Department of Neurology and Croatian Institute for Brain Research, Neuron Diagnostic Centre, Zagreb, Croatia. helenasarac@hi.t-com.hr
pubmed:publicationType
Journal Article, Case Reports