fragile X syndrome

GPTKB entity

Statements (52)
Predicate Object
gptkbp:instanceOf genetic disorder
gptkbp:affects both males and females
gptkbp:alsoKnownAs gptkb:Martin-Bell_syndrome
gptkbp:biologicalProcess FMRP involved in synaptic function
gptkbp:causedBy mutation in FMR1 gene
gptkbp:chromosomeAffected gptkb:X_chromosome
gptkbp:complication gptkb:autism_spectrum_disorder
social anxiety
learning disabilities
seizures
attention deficit
gptkbp:consequence hypermethylation of FMR1 promoter
gptkbp:diagnosedBy genetic testing
gptkbp:firstDescribed gptkb:James_P._Martin
1943
gptkbp:frequency second most common genetic cause of intellectual disability after Down syndrome
most common inherited cause of intellectual disability
gptkbp:Gene gptkb:FMR1
https://www.w3.org/2000/01/rdf-schema#label fragile X syndrome
gptkbp:ICD-10_code Q99.2
gptkbp:inheritance X-linked dominant
gptkbp:MeSH_ID D005602
gptkbp:moreSevereIn males
gptkbp:mutationAssociatedWith CGG trinucleotide repeat expansion
gptkbp:notableFeature anticipation in inheritance
premutation carriers may have FXTAS or FXPOI
gptkbp:OMIM 300624
gptkbp:organization gptkb:FRAXA_Research_Foundation
gptkb:National_Fragile_X_Foundation
gptkbp:prevalence 1 in 4,000 males
1 in 8,000 females
gptkbp:proteinDeficiency gptkb:FMRP
gptkbp:riskFactor family history
gptkbp:screeningRecommendedFor children with developmental delay or autism
gptkbp:symptom large ears
anxiety
intellectual disability
developmental delay
hyperactivity
autism spectrum features
long face
macroorchidism
gptkbp:treatment behavioral therapy
occupational therapy
speech therapy
supportive therapy
medication for symptoms
gptkbp:bfsParent gptkb:MIND_Institute
gptkb:PTPN5
gptkb:X_chromosome
gptkb:FMR1
gptkbp:bfsLayer 7