Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

Fourth Ventricle MeSH Descriptor Data 2025


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
Fourth Ventricle Preferred
page delivered in 0.151s