ulcerative colitis

inflammatory bowel disease that causes ulcers in the colon
MedicalCondition designated_intractable_rare_disease Q1477
ulcerative colitis
Photograph by Ed Uthman, MD. · Public Domain · Wikimedia
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Summary

ulcerative colitis is a designated intractable/rare disease[1]. It ranks in the top 1% of designated intractable rare disease entities by monthly Wikipedia readership (13,398 views/month).[2]

Key Facts

  • Instance of: class of disease[3], symptom or sign[4]
  • Subclass of: colitis[5], autoimmune disease of gastrointestinal tract[6], disease[7]
  • Commons category: Ulcerative colitis[8]
  • ICPC 2 ID: D94[9]
  • External data available at URL: http://www.nanbyou.or.jp/entry/62[10]
  • ICD-9-CM: 556[11], 556.9[12], 556.5[13], 556.8[14]
  • NCI Thesaurus ID: C2952[15]
  • Health specialty: gastroenterology[16]
  • Drug or therapy used for treatment: nicotine[17], olsalazine[18], cortisol[19], balsalazide[20], azathioprine[21], sulfasalazine[22], mesalazine[23], prednisone[24], etanercept[25], certolizumab pegol[26], budesonide/formoterol[27], vedolizumab[28], budesonide[29], methotrexate[30]
  • Genetic association: PTPRC[31], ITGAL[32], ZFP90[33], GPR35[34], TCF4[35], IL23R[36], PUS10[37], DAP[38], IL7R[39], GNA12[40], CCNY[41], LSP1[42], INAVA[43], HDAC9[44]

Why It Matters

ulcerative colitis has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[45] It is known by 43 alternative names across languages and contexts.[46]

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] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . ddrare.nibiohn.go.jp. Retrieved . ddrare.nibiohn.go.jp. Provenance: wikidata.org.
  9. [11] ↑ . Disease Ontology. Retrieved . wikidata.org.
  10. [12] ↑ . Disease Ontology. Retrieved . wikidata.org.
  11. [13] ↑ . Disease Ontology. Retrieved . wikidata.org.
  12. [14] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  13. [15] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . NDF-RT. Retrieved . wikidata.org.
  16. [18] ↑ . NDF-RT. Retrieved . wikidata.org.
  17. [19] ↑ . NDF-RT. Retrieved . wikidata.org.
  18. [20] ↑ . NDF-RT. Retrieved . wikidata.org.
  19. [21] ↑ . NDF-RT. Retrieved . wikidata.org.
  20. [22] ↑ . NDF-RT. Retrieved . wikidata.org.
  21. [23] ↑ . NDF-RT. Retrieved . wikidata.org.
  22. [24] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  23. [25] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  24. [26] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  25. [27] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  26. [28] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  27. [29] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  28. [30] ↑ . Drug Indications Extracted from FAERS. Retrieved . wikidata.org.
  29. [31] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  30. [32] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  31. [33] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  32. [34] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  33. [35] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  34. [36] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  35. [37] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  36. [38] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  37. [39] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  38. [40] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  39. [41] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  40. [42] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  41. [43] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.
  42. [44] ↑ . Phenocarta. Retrieved . gemma.msl.ubc.ca. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [45] ↑ . Wikidata sitelinks. wikidata.org.
  3. [46] ↑ . 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). ulcerative colitis. Retrieved October 10, 2026, from https://4ort.xyz/entity/ulcerative-colitis
MLA “ulcerative colitis.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Oct. 2026, https://4ort.xyz/entity/ulcerative-colitis.
BibTeX @misc{4ortxyz_ulcerative-colitis_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ulcerative colitis}}, year = {2026}, url = {https://4ort.xyz/entity/ulcerative-colitis}, note = {Accessed: 2026-10-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ulcerative colitis — https://4ort.xyz/entity/ulcerative-colitis (retrieved 2026-10-10)

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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. 13w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 1IUMQy
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  2. 14w ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of → colitis, autoimmune disease of gastrointestinal tract, disease
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39732|batch #39732]]: rm redundant subclass"
  3. 17w ago · Jindřich Rubeš · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → h0010062-ulcerozni-kolitida
    "/* wbcreateclaim-create:1| */ Svkkl authority id: h0010062-ulcerozni-kolitida, [[:toollabs:quickstatements/#/batch/259493|batch #259493]]"
  4. 21w ago · Twofivesixbot bot · 2026-05-17 view diff on Wikidata ↗
    Genetic association → PTPRC, ITGAL, ZFP90 +24
    Drug or therapy used for treatment → nicotine, olsalazine, cortisol +24
    Instance of → designated intractable/rare disease, class of disease, symptom or sign
    Social media followers → {'amount': '+26015'}
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|4 */ Yso id: 22574, mv to monolingual text names on YSO statements"
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