Anatomy

Locus Coeruleus

Bluish-colored region in the superior angle of the FOURTH VENTRICLE floor, corresponding to melanin-like pigmented nerve cells which lie lateral to the PERIAQUEDUCTAL GRAY.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Bluish-colored region in the superior angle of the FOURTH VENTRICLE floor, corresponding to melanin-like pigmented nerve cells which lie lateral to the PERIAQUEDUCTAL GRAY.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

11 entry terms
  • Locus Caeruleus
  • Locus Ceruleus
  • Nucleus Pigmentosus Pontis
  • Pontis, Nucleus Pigmentosus
  • Locus Caeruleus Complex
  • Locus Ceruleus Complex
  • Locus Coeruleus Complex
  • Caeruleus Complex, Locus
  • Complex, Locus Caeruleus
  • Complex, Locus Ceruleus
  • Complex, Locus Coeruleus

MeSH Record

Aspects Covered

23 allowable subheadings

Indexed with the subheadings abnormalities, anatomy & histology, blood supply, chemistry, cytology, diagnostic imaging, drug effects, embryology, enzymology, growth & development, immunology, injuries, metabolism, microbiology, parasitology, pathology, physiology, physiopathology, radiation effects, surgery, transplantation, ultrastructure, virology.

MeSH Record

History Note

78

MeSH Record

Previous Indexing

  • Cerebral Ventricles (1966-1977)
  • Mesencephalon (1966-1977)
  • Pons (1966-1977)

MeSH Hierarchy

Tree Numbers

  1. A08w.186w.211w.132w.659w.473w
  2. A08w.186w.211w.132w.810w.428w.600w.650w.437w

MeSH Record

NLM Classification

WL 310

AMA Style

References

  1. National Library of Medicine. Locus Coeruleus. Medical Subject Headings (MeSH). 2026. Unique ID D008125. http://id.nlm.nih.gov/mesh/2026/D008125
  2. Locus Coeruleus. In: Wikipedia. https://en.wikipedia.org/wiki/Locus_coeruleus
  3. Locus Coeruleus. In: Wikidata. https://www.wikidata.org/wiki/Q1470452