Traditionally, [[petroclival]] [[meningioma]]s have been designated as involving the upper two thirds of the [[clivus]] and the [[petrous ridge]] anterior to the [[internal auditory canal]] (IAC). They frequently invade the [[cavernous sinus]] and the [[Meckel's cave]] area.

[[Meckel’s cave meningioma]].

[[Meckel's cave primary lymphoma]].