trachoma

infectious disease in humans caused by bacterium Chlamydia trachomatis that causes a roughening of the inner surface of the eyelids
MedicalCondition class_of_disease Q193216
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Summary

trachoma is a class of disease[1]. trachoma ranks in the top 3% of class of disease entities by monthly Wikipedia readership (5,391 views/month).[2]

Key Facts

  • Instance of: symptom or sign[3]
  • Subclass of: commensal bacterial infectious disease[4], bacterial conjunctivitis[5], neglected tropical disease[6], chlamydia infection[7], eye disease[8], infectious disease[9]
  • Commons category: Trachoma[10]
  • ICPC 2 ID: F86[11]
  • Has cause: Chlamydia trachomatis[12]
  • Medical examination: physical examination[13], microbiological culture[14], immunofluorescence microscopy[15], polymerase chain reaction[16]
  • Possible treatment: antibiotic[17], surgical procedure[18]
  • Described by source: Armenian Soviet Encyclopedia[19], Encyclopædia Britannica 11th edition[20]
  • ICD-9-CM: 076.9[21], 076[22], 076.0[23], 076.1[24]
  • Health specialty: infectious diseases[25], ophthalmology[26]
  • Drug or therapy used for treatment: sulfacetamide[27], sulfisoxazole diolamine[28], azithromycin[29], tetracycline[30]
  • Exact match: http://purl.obolibrary.org/obo/DOID_11265[31], http://identifiers.org/doid/DOID:11265[32]
  • On focus list of Wikimedia project: WikiProject Medicine[33]

Why It Matters

trachoma has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[34] trachoma is known by 45 alternative names across languages and contexts.[35]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . Disease Ontology. Retrieved . wikidata.org.
  3. [5] ↑ . The prevalence of chlamydia trachomatis among patients with acute conjunctivitis in kasr alainy ophthalmology clinic. wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . Field evaluation of the Cepheid GeneXpert Chlamydia trachomatis assay for detection of infection in a trachoma endemic community in Tanzania. wikidata.org.
  6. [8] ↑ . Disease Ontology. Retrieved . 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] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . Disease Ontology. Retrieved . wikidata.org.
  20. [22] ↑ . Disease Ontology. Retrieved . wikidata.org.
  21. [23] ↑ . Disease Ontology. Retrieved . wikidata.org.
  22. [24] ↑ . Disease Ontology. Retrieved . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . NDF-RT. Retrieved . wikidata.org.
  26. [28] ↑ . NDF-RT. Retrieved . wikidata.org.
  27. [29] ↑ . wikidata.org.
  28. [30] ↑ . wikidata.org.
  29. [31] ↑ . Disease Ontology. Retrieved . wikidata.org.
  30. [32] ↑ . Identifiers.org. registry.identifiers.org. Provenance: wikidata.org.
  31. [33] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [34] ↑ . Wikidata sitelinks. wikidata.org.
  3. [35] ↑ . 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). trachoma. Retrieved October 14, 2026, from https://4ort.xyz/entity/trachoma
MLA “trachoma.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/trachoma.
BibTeX @misc{4ortxyz_trachoma_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{trachoma}}, year = {2026}, url = {https://4ort.xyz/entity/trachoma}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): trachoma — https://4ort.xyz/entity/trachoma (retrieved 2026-10-14)

Canonical URL: https://4ort.xyz/entity/trachoma · 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. 3d ago · VGMaintenanceBot bot · 2026-10-13 view diff on Wikidata ↗
    Claims rich → —
    "/* wbsetqualifier-add:1| */ Mediawiki page id: 3178, Add qualifier to WikiProjectMed ID `Trachoma`"
  2. 20d ago · Printstream · 2026-09-27 view diff on Wikidata ↗
    Wikipedia languages → ['af', 'ar', 'arz', 'awa', 'az', 'be', 'bg', 'bn', 'ca', 'ckb', 'commons', 'cs',
    Gnd id → 4185798-7
    Sitelink count → 65
    Claims rich → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/56529|batch #56529]]: Import GNDs from dewiki"
  3. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 3UgLwq
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  4. 15w ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of → commensal bacterial infectious disease, bacterial conjunctivitis, neglected tropical disease +3
    Instance of → class of disease, symptom or sign
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39742|batch #39742]]: subclass of disease, not instance"
  5. 15w ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of → commensal bacterial infectious disease, bacterial conjunctivitis, neglected tropical disease +3
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39732|batch #39732]]: rm redundant subclass"
  6. 20w ago · Twofivesixbot bot · 2026-05-24 view diff on Wikidata ↗
    Health specialty → infectious diseases, ophthalmology
    Instance of → class of disease, symptom or sign
    On focus list of wikimedia project → WikiProject Medicine
    Medical examination → physical examination, microbiological culture, immunofluorescence microscopy +1
    + 8 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ National library of israel j9u id: 987007543835405171, mv to monolingual text names on J9U statements"
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