MeSH Browser

MeSH Heading: Fourth Ventricle
Tree Number(s): A08.186.211.140.500
Unique ID: D020546
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D020546
Scope Note: An irregularly shaped cavity in the RHOMBENCEPHALON, located between the MEDULLA OBLONGATA; the PONS; and the isthmus in front, and the CEREBELLUM behind. It is continuous with the central canal of the cord below and with the CEREBRAL AQUEDUCT above, and through its lateral and median apertures it communicates with the SUBARACHNOID SPACE.
Entry Term(s): 4th Ventricle; Quarto Ventricolo
Previous Indexing: Cerebral Ventricles (1965-1999)
See Also: Cerebral Ventriculography
Public MeSH Note: 2000
History Note: 2000
Date Established: 2000/01/01
Date of Entry: 1999/11/03
Revision Date: 2018/06/30

Allowable Qualifiers: abnormalities (AB)

anatomy & histology (AH)

blood supply (BS)

chemistry (CH)

cytology (CY)

diagnostic imaging (DG)

drug effects (DE)

embryology (EM)

enzymology (EN)

growth & development (GD)

immunology (IM)

injuries (IN)

metabolism (ME)

microbiology (MI)

parasitology (PS)

pathology (PA)

physiology (PH)

physiopathology (PP)

radiation effects (RE)

surgery (SU)

transplantation (TR)

ultrastructure (UL)

virology (VI)

Fourth Ventricle MeSH Descriptor Data 2025