hydrocephalus

disorder characterized by an abnormal increase of cerebrospinal fluid in the ventricles of the brain
MedicalCondition rare_disease Q193003
hydrocephalus
Press Enter · cited answer in seconds

Summary

hydrocephalus is a rare disease[1]. hydrocephalus ranks in the top 2% of rare disease entities by monthly Wikipedia readership (31,553 views/month).[2]

Key Facts

  • Instance of: class of disease[3], symptom or sign[4]
  • Subclass of: cerebral degeneration[5], intracranial hypertension[6], head symptom[7]
  • Commons category: Hydrocephalus[8]
  • ICPC 2 ID: N85[9]
  • Described by source: Great Soviet Encyclopedia (1926–1947)[10], The Domestic Encyclopædia; Or, A Dictionary Of Facts, And Useful Knowledge[11], Armenian Soviet Encyclopedia, vol. 3[12], Small Brockhaus and Efron Encyclopedic Dictionary[13], Brockhaus and Efron Encyclopedic Dictionary[14]
  • NCI Thesaurus ID: C3111[15]
  • Different from: hypocephalus[16], cerebral edema[17], Hydrocephalus[18]
  • Health specialty: medical genetics[19], neurology[20]
  • Genetic association: MPDZ[21], CCDC88C[22]
  • Exact match: http://purl.obolibrary.org/obo/DOID_10908[23], http://identifiers.org/doid/DOID:10908[24], http://purl.obolibrary.org/obo/SYMP_0000051[25]
  • On focus list of Wikimedia project: WikiProject Zika Corpus[26], WikiProject Medicine[27]

Why It Matters

hydrocephalus has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] hydrocephalus is known by 68 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . Disease Ontology. Retrieved . wikidata.org.
  4. [6] ↑ . Disease Ontology. Retrieved . wikidata.org.
  5. [7] ↑ . Symptom Ontology. Retrieved . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . Disease Ontology. Retrieved . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . Mutation in MPDZ causes severe congenital hydrocephalus.. wikidata.org.
  20. [22] ↑ . Disturbed Wnt Signalling due to a Mutation in CCDC88C Causes an Autosomal Recessive Non-Syndromic Hydrocephalus with Medial Diverticulum. wikidata.org.
  21. [23] ↑ . Disease Ontology. Retrieved . wikidata.org.
  22. [24] ↑ . Identifiers.org. registry.identifiers.org. Provenance: wikidata.org.
  23. [25] ↑ . Symptom Ontology. Retrieved . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). hydrocephalus. Retrieved October 13, 2026, from https://4ort.xyz/entity/hydrocephalus
MLA “hydrocephalus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/hydrocephalus.
BibTeX @misc{4ortxyz_hydrocephalus_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{hydrocephalus}}, year = {2026}, url = {https://4ort.xyz/entity/hydrocephalus}, note = {Accessed: 2026-10-13}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): hydrocephalus — https://4ort.xyz/entity/hydrocephalus (retrieved 2026-10-13)

Canonical URL: https://4ort.xyz/entity/hydrocephalus · 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. 12h ago · MatSuBot bot · 2026-10-13 view diff on Wikidata ↗
    Image → Hydrocephalus (cropped).jpg, Hydrocephalic skull.jpg
    Sitelink count → 56
    Wikipedia languages → ['ar', 'az', 'be', 'bg', 'bn', 'bo', 'ca', 'commons', 'cs', 'da', 'de', 'el', 'e
    Claims rich → —
    "/* wbeditentity-update-languages-short:0||rw, yo */ import labels from sitelinks"
  2. 5w ago · Carbonaro. · 2026-09-08 view diff on Wikidata ↗
    Image → Hydrocephalus (cropped).jpg, Hydrocephalic skull.jpg
    "/* wbsetclaim-create:2||1 */ Image: Hydrocephalus_(cropped).jpg"
  3. 7w ago · DanGFSouza · 2026-08-22 view diff on Wikidata ↗
    Subreddit → Hydrocephalus
    "/* wbsetclaim-create:1||1 */ Subreddit: Hydrocephalus, Matched to [[:toollabs:mix-n-match/#/entry/144660376|Hydrocephalus (#144660376)]] in [[:toollabs:mix-n-match/#/catalog/5569|Subreddit Di"
  4. 14w ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of → cerebral degeneration, intracranial hypertension, head symptom
    Described by source → Great Soviet Encyclopedia (1926–1947), The Domestic Encyclopædia; Or, A Dictionary Of Facts, And Useful Knowledge, Great Soviet Encyclopedia (1926–1947) +3
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39732|batch #39732]]: rm redundant subclass"
  5. 16w ago · Schekinov Alexey Victorovich · 2026-06-22 view diff on Wikidata ↗
    Described by source → Great Soviet Encyclopedia (1926–1947), The Domestic Encyclopædia; Or, A Dictionary Of Facts, And Useful Knowledge, Great Soviet Encyclopedia (1926–1947) +3
    "/* wbsetclaim-create:2||1 */ Described by source: Small Brockhaus and Efron Encyclopedic Dictionary"
  6. 17w ago · Jindřich Rubeš · 2026-06-11 view diff on Wikidata ↗
    Svkkl authority id → 0222489-hydrocefalus
    "/* wbcreateclaim-create:1| */ Svkkl authority id: 0222489-hydrocefalus, [[:toollabs:quickstatements/#/batch/259494|batch #259494]]"
  7. 21w ago · Twofivesixbot bot · 2026-05-18 view diff on Wikidata ↗
    Subclass of → cerebral degeneration, intracranial hypertension, head symptom
    Instance of → —
    Instance of → rare disease, class of disease, symptom or sign
    Health specialty → medical genetics, neurology
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|8 */ Yso id: 17426, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.