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tetrasomy 18p

Presence of four copies of the short arm of chromosome 18
MedicalCondition developmental_defect_during_embryogenesis Q2110688
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tetrasomy 18p

Summary

tetrasomy 18p is a developmental defect during embryogenesis[1]. It is known by 4 alternative names across languages and contexts.[2]

Key Facts

  • tetrasomy 18p's instance of is recorded as developmental defect during embryogenesis[3].
  • tetrasomy 18p's instance of is recorded as class of disease[4].
  • tetrasomy 18p is a type of tetrasomy[5].
  • tetrasomy 18p is a type of partial trisomy/tetrasomy of the short arm of chromosome 18[6].
  • tetrasomy 18p's ICD-9-CM is recorded as 758.89[7].
  • tetrasomy 18p's health specialty is recorded as medical genetics[8].
  • tetrasomy 18p's exact match is recorded as http://www.orpha.net/ORDO/Orphanet_3307[9].

Why It Matters

tetrasomy 18p is known by 4 alternative names across languages and contexts.[2]

References

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

Direct Wikidata claims

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

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). tetrasomy 18p. Retrieved May 3, 2026, from https://4ort.xyz/entity/tetrasomy-18p
MLA “tetrasomy 18p.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/tetrasomy-18p.
BibTeX @misc{4ortxyz_tetrasomy-18p_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{tetrasomy 18p}}, year = {2026}, url = {https://4ort.xyz/entity/tetrasomy-18p}, note = {Accessed: 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. 16d ago · JhealdBatch bot · 2026-07-03 view diff on Wikidata ↗
    Health specialty → medical genetics
    Subclass of → —
    Instance of → developmental defect during embryogenesis, class of disease
    Instance of → —
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39742|batch #39742]]: subclass of disease, not instance"
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