L1 syndrome

hereditary spastic paraplegia that is characterized by hydrocephalus, spasticity of the lower limbs, adducted thumbs, aphasia, seizures, agenesis of the corpus callosum and intellectual disability in the mild to moderate range
MedicalCondition class_of_disease Q6714500
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L1 syndrome

Summary

L1 syndrome is a class of disease[1]. It draws 77 Wikipedia views per month (class_of_disease category, ranking #619 of 1,968).[2]

Key Facts

  • L1 syndrome's instance of is recorded as class of disease[3].
  • L1 syndrome is a type of X-linked intellectual disability[4].
  • L1 syndrome is a type of hereditary spastic paraplegia[5].
  • L1 syndrome is a type of X-linked complex spastic paraplegia[6].
  • L1 syndrome is a type of nervous system heredodegenerative disease[7].
  • L1 syndrome is a type of X-linked recessive disease[8].
  • L1 syndrome's said to be the same as is recorded as L1 syndrome[9].
  • L1 syndrome's NCI Thesaurus ID is recorded as C129930[10].
  • L1 syndrome's health specialty is recorded as neurology[11].
  • L1 syndrome's genetic association is recorded as L1CAM[12].
  • L1 syndrome's exact match is recorded as http://purl.obolibrary.org/obo/DOID_0060246[13].
  • L1 syndrome's exact match is recorded as http://identifiers.org/doid/DOID:0060246[14].
  • L1 syndrome's exact match is recorded as http://www.orpha.net/ORDO/Orphanet_2466[15].
  • L1 syndrome's exact match is recorded as http://www.orpha.net/ORDO/Orphanet_275543[16].
  • L1 syndrome's on focus list of Wikimedia project is recorded as WikiProject Medicine[17].

Why It Matters

L1 syndrome draws 77 Wikipedia views per month (class_of_disease category, ranking #619 of 1,968).[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[18] It is known by 15 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] . Disease Ontology. Retrieved . wikidata.org.
  7. [9] . orpha.net. orpha.net. Provenance: wikidata.org.
  8. [10] . Disease Ontology. Retrieved . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Q905695. Retrieved . platform.opentargets.org. Provenance: wikidata.org.
  11. [13] . Disease Ontology. Retrieved . wikidata.org.
  12. [14] . Identifiers.org. ebi.ac.uk. Provenance: wikidata.org.
  13. [15] . 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 sitelinks. wikidata.org.
  3. [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). L1 syndrome. Retrieved May 3, 2026, from https://4ort.xyz/entity/l1-syndrome
MLA “L1 syndrome.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/l1-syndrome.
BibTeX @misc{4ortxyz_l1-syndrome_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{L1 syndrome}}, year = {2026}, url = {https://4ort.xyz/entity/l1-syndrome}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): L1 syndrome — https://4ort.xyz/entity/l1-syndrome (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/l1-syndrome · 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. 13d ago · JhealdBatch bot · 2026-07-05 view diff on Wikidata ↗
    On focus list of wikimedia project WikiProject Medicine
    Health specialty neurology
    Disease ontology id DOID:0060246
    Exact match http://purl.obolibrary.org/obo/DOID_0060246, http://identifiers.org/doid/DOID:0060246, http://www.orpha.net/ORDO/Orphanet_2466 +1
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/39953|batch #39953]]: deprecate redundant disease superclasses (2)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.