fragile X syndrome

congenital disorder of nervous system
MedicalCondition rare_disease Q221472
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fragile X syndrome

Summary

fragile X syndrome is a rare disease[1]. It ranks in the top 3% of rare_disease entities by monthly Wikipedia readership (3,144 views/month).[2]

Key Facts

  • fragile X syndrome's instance of is recorded as rare disease[3].
  • fragile X syndrome's instance of is recorded as designated intractable/rare disease[4].
  • fragile X syndrome's instance of is recorded as class of disease[5].
  • Julia Bell is named after fragile X syndrome[6].
  • fragile X syndrome is a type of X-linked intellectual disability[7].
  • fragile X syndrome is a type of overgrowth syndrome[8].
  • fragile X syndrome is a type of X-linked dominant disease[9].
  • fragile X syndrome is a type of syndrome[10].
  • fragile X syndrome is a type of disease[11].
  • fragile X syndrome's Commons category is recorded as Fragile X syndrome[12].
  • fragile X syndrome's prevalence is recorded as {'amount': '+0.00014'}[13].
  • fragile X syndrome's prevalence is recorded as {'amount': '+0.00009'}[14].
  • fragile X syndrome's external data available at URL is recorded as http://www.nanbyou.or.jp/entry/4612[15].
  • fragile X syndrome's ICD-9-CM is recorded as 759.83[16].
  • fragile X syndrome's NCI Thesaurus ID is recorded as C84717[17].
  • fragile X syndrome's health specialty is recorded as medical genetics[18].
  • fragile X syndrome's health specialty is recorded as pediatrics[19].
  • fragile X syndrome's health specialty is recorded as neurology[20].
  • fragile X syndrome's genetic association is recorded as FMR1[21].
  • fragile X syndrome's exact match is recorded as http://purl.obolibrary.org/obo/DOID_14261[22].
  • fragile X syndrome's exact match is recorded as http://identifiers.org/doid/DOID:14261[23].
  • fragile X syndrome's on focus list of Wikimedia project is recorded as WikiProject Medicine[24].

Why It Matters

fragile X syndrome ranks in the top 3% of rare_disease entities by monthly Wikipedia readership (3,144 views/month).[2] It has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[25] It is known by 21 alternative names across languages and contexts.[26]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . ddrare.nibiohn.go.jp. Retrieved . ddrare.nibiohn.go.jp. Provenance: wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . Disease Ontology. Retrieved . wikidata.org.
  8. [10] . Disease Ontology. Retrieved . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . cdc.gov. Retrieved . cdc.gov. Provenance: wikidata.org.
  12. [14] . cdc.gov. Retrieved . cdc.gov. Provenance: wikidata.org.
  13. [15] . ddrare.nibiohn.go.jp. Retrieved . ddrare.nibiohn.go.jp. Provenance: wikidata.org.
  14. [16] . Disease Ontology. Retrieved . wikidata.org.
  15. [17] . Disease Ontology. Retrieved . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . Klinická neurologie část speciální. wikidata.org.
  19. [21] . Mapping of DNA instability at the fragile X to a trinucleotide repeat sequence p(CCG)n. wikidata.org.
  20. [22] . Disease Ontology. Retrieved . wikidata.org.
  21. [23] . Identifiers.org. registry.identifiers.org. Provenance: wikidata.org.
  22. [24] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [25] . Wikidata sitelinks. wikidata.org.
  3. [26] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). fragile X syndrome. Retrieved May 3, 2026, from https://4ort.xyz/entity/fragile-x-syndrome
MLA “fragile X syndrome.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/fragile-x-syndrome.
BibTeX @misc{4ortxyz_fragile-x-syndrome_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{fragile X syndrome}}, year = {2026}, url = {https://4ort.xyz/entity/fragile-x-syndrome}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): fragile X syndrome — https://4ort.xyz/entity/fragile-x-syndrome (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/fragile-x-syndrome · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 23d ago · Twofivesixbot bot · 2026-05-18 view diff on Wikidata ↗
    Instance of rare disease, designated intractable/rare disease, class of disease
    Genetic association FMR1
    Named after
    Health specialty medical genetics, pediatrics, neurology
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|12 */ [[Property:P2347]]: 20030, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.