Cranial Fossa, Posterior
MESHD003388
The infratentorial compartment that contains the CEREBELLUM and BRAIN STEM. It is formed by the posterior third of the superior surface of the body of the sphenoid (SPHENOID BONE), by the occipital, the petrous, and mastoid portions of the TEMPORAL BONE, and the posterior inferior angle of the PARIETAL BONE.
Synonyms
- Cranial Fossas, Posterior
- Fossa, Posterior Cranial
- Fossas, Posterior Cranial
- Posterior Cranial Fossa
- Posterior Cranial Fossas
- Clivus
Source last updated 2026-05-24T15:27:57.172Z