Anatomy

Endolymphatic Sac

The blind pouch at the end of the endolymphatic duct. It is a storage reservoir for excess ENDOLYMPH, formed by the blood vessels in the membranous labyrinth.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The blind pouch at the end of the endolymphatic duct. It is a storage reservoir for excess ENDOLYMPH, formed by the blood vessels in the membranous labyrinth.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

3 entry terms
  • Endolymphatic Sacs
  • Sac, Endolymphatic
  • Sacs, Endolymphatic

MeSH Record

Aspects Covered

24 allowable subheadings

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

MeSH Record

History Note

91(79); was see under VESTIBULE 1990; was see under LABYRINTH 1979-89

MeSH Record

Previous Indexing

  • Endolymph (1975-1978)
  • Labyrinth (1966-1978)
  • Labyrinthine Fluids (1966-1974)

MeSH Hierarchy

Tree Numbers

  1. A09w.246w.300w.909w.957w.360w.701w
  2. A09w.923w.500w.957w.360w.701w

MeSH Record

NLM Classification

WV 255

AMA Style

References

  1. National Library of Medicine. Endolymphatic Sac. Medical Subject Headings (MeSH). 2026. Unique ID D004712. http://id.nlm.nih.gov/mesh/2026/D004712
  2. Endolymphatic Sac. In: Wikipedia. https://en.wikipedia.org/wiki/Endolymphatic_sac
  3. Endolymphatic Sac. In: Wikidata. https://www.wikidata.org/wiki/Q5376355