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vitamin A deficiency

lack of vitamin A in blood and tissues
Class type of: vitamin deficiency Q2655893
vitamin A deficiency
NEUROtiker · Public Domain · Wikimedia

Facts

8 properties
Instance of
laboratory finding
Subclass of
vitamin deficiency
Facet of
vitamin A[3]
Characteristic of
vitamin A[10]
Health specialty
endocrinology[8]
ICD-9-CM
264.9 (264–264.9, n=3)[4][5][6]
NCI Thesaurus ID
C85220[7]
On focus list of Wikimedia project
WikiProject Medicine[9]
🏷️ Also known as
en vitamin A deficiencies en Deficiencies, Vitamin A en vitamin A deficiency en Deficiency, Vitamin A en hypovitaminosis A en obsolete vitamin A deficiency en VAD ar نقص فيتامين أ de Vitamin-A-Mangel es deficiencia de vitamina A es hipovitaminosis A fa کمبود ویتامین آ fa کمبود ویتامین ا fr hypovitaminose A fr avitaminose A fr carence en vitamine A he מחסור בוויטמין A id Kekurangan vitamin A it ipovitaminosi A ja ビタミンA欠乏症
🔖 Identifiers · 32
Library of Congress Authorities ID
sh85143953
OpenAlex ID
C2778129702
BNCF Thesaurus ID
39551
BVPB authority ID
100165
Bibliothèque nationale de France ID
119647825
Disease Ontology ID
DOID:10257, DOID:10257
DiseasesDB
13902
EMedicine ID
126004
Encyclopedia of China (Third Edition) ID (2026)
14mLtf
Encyclopedia of China (Third Edition) old ID (2021)
136489
Encyclopædia Britannica Online ID
science/vitamin-A-deficiency
Exact match
identifiers.org, purl.obolibrary.org
Show all 32 identifiers +20
Experimental Factor Ontology ID
1001237
Freebase ID
/m/025_whb
Human Phenotype Ontology ID
HP:0004905
ICD-10 ID
E50
ICD-11 ID (Foundation)
435342452
ICD-11 ID (MMS)
5B55
ICD-9 ID
264.9, 264.8
J9U entity ID
987007543711005171
JSTOR topic ID (archived)
vitamin-a-deficiency
MeSH descriptor ID
D014802
MeSH tree code
C18.654.521.500.133.628
Medical Dictionary for Regulatory Activities ID
10047586
Microsoft Academic ID (discontinued)
2775873362, 2778129702
Mondo ID
MONDO_0007016
Patientplus ID
Vitamin-A-Deficiency
PatientsLikeMe condition ID
vitamin-a-deficiency
ScienceDirect topic ID
agricultural-and-biological-sciences/vitamin-a-deficiency, biochemistry-genetics-and-molecular-biology/vitamin-a-deficiency, biochemistry-genetics-and-molecular-biology/hypovitaminosis-a
UMLS CUI
C0042842
WikiProjectMed ID
Vitamin A deficiency
Yale LUX ID
concept/bd59369a-ef34-432d-a351-4a73391854d9

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Characteristic of 1
vitamin A
Facet of 1
vitamin A
Health specialty 1
endocrinology
On focus list of Wikimedia project 1
WikiProject Medicine
Subclass of 1
vitamin deficiency
Subtypes 1
keratomalacia
← Has cause 1
keratomalacia
← Has effect 1
pollinator decline
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Summary

vitamin A deficiency is a laboratory finding[1]. It is a type of vitamin deficiency[2].

Related Entities

endocrinology

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  4. [5] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  5. [6] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  6. [7] ↑ . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). vitamin A deficiency. Retrieved November 11, 2026, from https://4ort.xyz/entity/vitamin-a-deficiency
MLA “vitamin A deficiency.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Nov. 2026, https://4ort.xyz/entity/vitamin-a-deficiency.
BibTeX @misc{4ortxyz_vitamin-a-deficiency_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{vitamin A deficiency}}, year = {2026}, url = {https://4ort.xyz/entity/vitamin-a-deficiency}, note = {Accessed: 2026-11-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): vitamin A deficiency — https://4ort.xyz/entity/vitamin-a-deficiency (retrieved 2026-11-11)

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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. 1d ago · Magnus Manske · 2026-11-11 view diff on Wikidata ↗
    BVPB authority ID → 100165
    "Created claim: BVPB authority ID: 100165, batch #294593"
  2. 17w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    Encyclopedia of China (Third Edition) ID (2026) → 14mLtf
    Instance of → laboratory finding
    Exact match → http://identifiers.org/doid/DOID:10257, http://purl.obolibrary.org/obo/DOID_10257
    Disease Ontology ID → DOID:10257
    + 5 other properties edited (see Wikidata diff for full list)
    "Changed the item: QuickStatements 3.0 batch #40849: ZGBK ID"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.