alkaptonuria

amino acid metabolic disorder that involves phenylalanine and tyrosine metabolism with the accumulation of homogentisic acid, a toxic tyrosine byproduct
MedicalCondition rare_disease Q651680
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alkaptonuria

Summary

alkaptonuria is a rare disease[1]. alkaptonuria has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • alkaptonuria's instance of is recorded as rare disease[3].
  • alkaptonuria's instance of is recorded as class of disease[4].
  • alkaptonuria is a type of amino acid metabolic disorder[5].
  • alkaptonuria is a type of tyrosinemia[6].
  • alkaptonuria is a type of other metabolic disease with skin involvement[7].
  • alkaptonuria is a type of pigmented conjunctival lesion[8].
  • alkaptonuria is a type of disease[9].
  • alkaptonuria's Commons category is recorded as Alkaptonuria[10].
  • alkaptonuria's ICD-9-CM is recorded as 270.2[11].
  • alkaptonuria's NCI Thesaurus ID is recorded as C84546[12].
  • alkaptonuria's health specialty is recorded as endocrinology[13].
  • alkaptonuria's genetic association is recorded as HGD[14].
  • alkaptonuria's exact match is recorded as http://purl.obolibrary.org/obo/DOID_9270[15].
  • alkaptonuria's exact match is recorded as http://identifiers.org/doid/DOID:9270[16].
  • alkaptonuria's exact match is recorded as http://www.orpha.net/ORDO/Orphanet_56[17].
  • alkaptonuria's on focus list of Wikimedia project is recorded as WikiProject Medicine[18].

Why It Matters

alkaptonuria has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[2] alkaptonuria is known by 16 alternative names across languages and contexts.[19]

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] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  5. [7] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  6. [8] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  10. [12] . Disease Ontology. Retrieved . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . Q905695. Retrieved . search.clinicalgenome.org. Provenance: wikidata.org.
  13. [15] . Disease Ontology. Retrieved . wikidata.org.
  14. [16] . Identifiers.org. ebi.ac.uk. Provenance: wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [19] . 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). alkaptonuria. Retrieved May 3, 2026, from https://4ort.xyz/entity/alkaptonuria
MLA “alkaptonuria.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/alkaptonuria.
BibTeX @misc{4ortxyz_alkaptonuria_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{alkaptonuria}}, year = {2026}, url = {https://4ort.xyz/entity/alkaptonuria}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): alkaptonuria — https://4ort.xyz/entity/alkaptonuria (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. 7d ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Subclass of amino acid metabolic disorder, tyrosinemia, other metabolic disease with skin involvement +2
    On focus list of wikimedia project WikiProject Medicine
    Health specialty endocrinology
    Genetic association HGD
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39732|batch #39732]]: rm redundant subclass"
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