Young–Madders syndrome

Holoprosencephaly-postaxial polydactyly syndrome associates, in chromosomally normal neonates, holoprosencephaly, severe facial dysmorphism, postaxial polydactyly and other congenital abnormalities, suggestive of trisomy 13 (see this term)
MedicalCondition developmental_defect_during_embryogenesis Q17155571
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Young–Madders syndrome

Summary

Young–Madders syndrome is a developmental defect during embryogenesis[1]. It draws 5 Wikipedia views per month (developmental_defect_during_embryogenesis category, ranking #131 of 308).[2]

Key Facts

  • Young–Madders syndrome's instance of is recorded as developmental defect during embryogenesis[3].
  • Young–Madders syndrome's instance of is recorded as class of disease[4].
  • Young–Madders syndrome's subclass of is recorded as holoprosencephaly[5].
  • Young–Madders syndrome's subclass of is recorded as genetic syndromic intellectual disability[6].
  • Young–Madders syndrome's subclass of is recorded as multiple congenital anomalies/dysmorphic syndrome-intellectual disability[7].
  • Young–Madders syndrome's MeSH descriptor ID is recorded as C535829[8].
  • Young–Madders syndrome's OMIM ID is recorded as 264480[9].
  • Young–Madders syndrome's Freebase ID is recorded as /m/0_gzwp1[10].
  • Young–Madders syndrome's Orphanet ID is recorded as 2166[11].
  • Young–Madders syndrome's NCI Thesaurus ID is recorded as C125418[12].
  • Young–Madders syndrome's exact match is recorded as http://www.orpha.net/ORDO/Orphanet_2166[13].
  • Young–Madders syndrome's UMLS CUI is recorded as C1849649[14].
  • Young–Madders syndrome's ICD-10-CM is recorded as Q87.8[15].
  • Young–Madders syndrome's GARD rare disease ID is recorded as 344[16].
  • Young–Madders syndrome's Mondo ID is recorded as MONDO_0009921[17].

Why It Matters

Young–Madders syndrome draws 5 Wikipedia views per month (developmental_defect_during_embryogenesis category, ranking #131 of 308).[2] It is known by 6 alternative names across languages and contexts.[18]

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] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  7. [9] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  10. [12] . Monarch Disease Ontology release 2018-06-29. Retrieved . wikidata.org.
  11. [13] . 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] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] . 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). Young–Madders syndrome. Retrieved May 3, 2026, from https://4ort.xyz/entity/young-madders-syndrome
MLA “Young–Madders syndrome.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/young-madders-syndrome.
BibTeX @misc{4ortxyz_young-madders-syndrome_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Young–Madders syndrome}}, year = {2026}, url = {https://4ort.xyz/entity/young-madders-syndrome}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Young–Madders syndrome — https://4ort.xyz/entity/young-madders-syndrome (retrieved 2026-05-03)

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