hemimegalencephaly

a rare disorder affecting development of one side of the brain
MedicalCondition developmental_defect_during_embryogenesis Q40103033
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hemimegalencephaly

Summary

hemimegalencephaly is a developmental defect during embryogenesis[1]. hemimegalencephaly has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • hemimegalencephaly's instance of is recorded as developmental defect during embryogenesis[3].
  • hemimegalencephaly's instance of is recorded as designated intractable/rare disease[4].
  • hemimegalencephaly's instance of is recorded as class of disease[5].
  • hemimegalencephaly is a type of nervous system malformations[6].
  • hemimegalencephaly is a type of neurodevelopmental disorder[7].
  • hemimegalencephaly is a type of megalencephaly[8].
  • hemimegalencephaly is a type of cerebral malformation[9].
  • hemimegalencephaly is a type of cerebral malformation with epilepsy[10].
  • hemimegalencephaly is a type of rare genetic developmental defect during embryogenesis[11].
  • hemimegalencephaly's Commons category is recorded as Hemimegalencephaly[12].
  • hemimegalencephaly's external data available at URL is recorded as http://www.nanbyou.or.jp/entry/4783[13].
  • hemimegalencephaly's ICD-9-CM is recorded as 742.4[14].
  • hemimegalencephaly's NCI Thesaurus ID is recorded as C177779[15].
  • hemimegalencephaly's health specialty is recorded as neurology[16].
  • hemimegalencephaly's health specialty is recorded as rheumatology[17].
  • hemimegalencephaly's exact match is recorded as http://purl.obolibrary.org/obo/HP_0007206[18].
  • hemimegalencephaly's exact match is recorded as http://www.orpha.net/ORDO/Orphanet_99802[19].

Why It Matters

hemimegalencephaly has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2] hemimegalencephaly is known by 5 alternative names across languages and contexts.[20]

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] . 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] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  8. [10] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  9. [11] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . ddrare.nibiohn.go.jp. Retrieved . ddrare.nibiohn.go.jp. Provenance: wikidata.org.
  12. [14] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . Human Phenotype Ontology release 2018-03-08. Retrieved . wikidata.org.
  17. [19] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [20] . 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). hemimegalencephaly. Retrieved May 3, 2026, from https://4ort.xyz/entity/hemimegalencephaly
MLA “hemimegalencephaly.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hemimegalencephaly.
BibTeX @misc{4ortxyz_hemimegalencephaly_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{hemimegalencephaly}}, year = {2026}, url = {https://4ort.xyz/entity/hemimegalencephaly}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): hemimegalencephaly — https://4ort.xyz/entity/hemimegalencephaly (retrieved 2026-05-03)

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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. 13d ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of nervous system malformations, neurodevelopmental disorder, megalencephaly +3
    Instance of developmental defect during embryogenesis, designated intractable/rare disease, class of disease
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39742|batch #39742]]: subclass of disease, not instance"
  2. 21d ago · InternetArchiveBot bot · 2026-06-24 view diff on Wikidata ↗
    Subclass of nervous system malformations, neurodevelopmental disorder, megalencephaly +3
    Health specialty neurology, rheumatology
    Aliases
    Instance of
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-references:1||1|2 */ [[Property:P1325]]: http://www.nanbyou.or.jp/entry/4783, Rescuing 1 sources and submitting 0 for archiving. #IABot (v2.0.9.5)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.