XYY syndrome

genetic condition in which a male has an extra Y chromosome
MedicalCondition developmental_defect_during_embryogenesis Q267602
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XYY syndrome

Summary

XYY syndrome is a developmental defect during embryogenesis[1]. It ranks in the top 3% of developmental_defect_during_embryogenesis entities by monthly Wikipedia readership (722 views/month).[2]

Key Facts

  • XYY syndrome's instance of is recorded as developmental defect during embryogenesis[3].
  • XYY syndrome's instance of is recorded as class of disease[4].
  • XYY syndrome's instance of is recorded as intersex variation[5].
  • XYY syndrome is a type of sex chromosome disorder[6].
  • XYY syndrome is a type of Y chromosome number anomaly[7].
  • XYY syndrome's Commons category is recorded as XYY syndrome[8].
  • XYY syndrome's prevalence is recorded as {'amount': '+0.0005'}[9].
  • XYY syndrome's prevalence is recorded as {'amount': '+0.0001'}[10].
  • XYY syndrome's NCI Thesaurus ID is recorded as C85237[11].
  • XYY syndrome's different from is recorded as XYYY syndrome[12].
  • XYY syndrome's different from is recorded as XXYY syndrome[13].
  • XYY syndrome's health specialty is recorded as medical genetics[14].

Why It Matters

XYY syndrome ranks in the top 3% of developmental_defect_during_embryogenesis entities by monthly Wikipedia readership (722 views/month).[2] It has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[15] It is known by 22 alternative names across languages and contexts.[16]

References

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

Direct Wikidata claims

  1. [3] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . Q1515833. Retrieved . wikidata.org.
  8. [10] . Q1515833. Retrieved . wikidata.org.
  9. [11] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [15] . Wikidata sitelinks. wikidata.org.
  3. [16] . 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). XYY syndrome. Retrieved May 3, 2026, from https://4ort.xyz/entity/xyy-syndrome
MLA “XYY syndrome.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/xyy-syndrome.
BibTeX @misc{4ortxyz_xyy-syndrome_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{XYY syndrome}}, year = {2026}, url = {https://4ort.xyz/entity/xyy-syndrome}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): XYY syndrome — https://4ort.xyz/entity/xyy-syndrome (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/xyy-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. 21d ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of sex chromosome disorder, Y chromosome number anomaly
    Instance of developmental defect during embryogenesis, class of disease, intersex variation
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39742|batch #39742]]: subclass of disease, not instance"
  2. 26d ago · Comfyquiettree · 2026-06-28 view diff on Wikidata ↗
    Instance of
    Prevalence {'amount': '+0.0005'}, {'amount': '+0.0001'}
    Subclass of
    Instance of developmental defect during embryogenesis, class of disease, intersex variation
    + 5 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ [[Property:P3471]]: 3015, Matched to [[:toollabs:mix-n-match/#/entry/78317093|Syndrom 47,XYY (#78317093)]] in [[:toollabs:mix-n-match/#/catalog/2686|WikiSkripta]] #mix'n'm"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.