18+ Posterior Cranial Fossa Fracture Signs Pictures. The posterior cranial fossa is the most posterior aspect of the skull base housing the brainstem and cerebellum. Anteriorly it extends to the apex of the petrous temporal.
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The posterior cranial fossa is located behind the superior border of the petrous temporal bone and the dorsum sellae of the sphenoid and is the deepest of all cranial fossae. The posterior cranial fossa is the rearmost hollow or depressed area in the base of the cranium. Anteriorly it extends to the apex of the petrous temporal. The posterior cranial fossa is the most posterior and deep of the three cranial fossae.
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