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Sphenoid Bone MeSH Descriptor Data 2023

MeSH Heading
Sphenoid Bone
Tree Number(s)
Unique ID
RDF Unique Identifier
fractures: coordinate SPHENOID BONE /‌inj (IM) + SKULL FRACTURES (IM); neoplasms: coordinate IM with SKULL NEOPLASMS (IM)
Scope Note
An irregular unpaired bone situated at the SKULL BASE and wedged between the frontal, temporal, and occipital bones (FRONTAL BONE; TEMPORAL BONE; OCCIPITAL BONE). Sphenoid bone consists of a median body and three pairs of processes resembling a bat with spread wings. The body is hollowed out in its inferior to form two large cavities (SPHENOID SINUS).
Entry Term(s)
Greater Sphenoid Wing
NLM Classification #
WE 705
Date Established
Date of Entry
Revision Date
Sphenoid Bone Preferred
Greater Sphenoid Wing Narrower
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