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Arachnoid Cysts MeSH Descriptor Data 2026


MeSH Heading
Arachnoid Cysts
Tree Number(s)
C04.182.044
C04.588.614.250.387.100
C10.500.142.100
C10.551.240.375.100
C16.131.666.142.100
Unique ID
D016080
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D016080
Annotation
non-neoplastic
Scope Note
Intracranial or spinal cavities containing a cerebrospinal-like fluid, the wall of which is composed of arachnoidal cells. They are most often developmental or related to trauma. Intracranial arachnoid cysts usually occur adjacent to arachnoidal cistern and may present with HYDROCEPHALUS; HEADACHE; SEIZURES; and focal neurologic signs. (From Joynt, Clinical Neurology, 1994, Ch44, pp105-115)
Entry Term(s)
Arachnoid Cysts, Intracranial
Arachnoid Diverticula
Intracranial Arachnoid Cysts
Leptomeningeal Cysts
Previous Indexing
Arachnoid (1966-1990)
Cysts (1966-1990)
Public MeSH Note
1991
History Note
1991
Date Introduced
1991/01/01
Last Updated
2012/07/03
Arachnoid Cysts Preferred
Intracranial Arachnoid Cysts Narrower
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