cranial fossae

cranial fossae

A generic term for any of the cranial fossae—i.e., anterior, medial or posterior cranial fossae.
References in periodicals archive ?
Portions of the mass were contained within both the anterior and middle cranial fossae.
A lesion of the right mastoid bone had eroded its wall and extended toward the middle and posterior cranial fossae.
Intraoperatively, a whitish, soft erosion of the right mastoid wall was found; the erosion involved the entire mastoid area and extended into the posterior and middle cranial fossae without distinct limits.
The fundamental steps involved in intracranial spread have been reported to be (1) the entrapment of the cholesteatoma in a narrow recess, (2) erosion of the bone of the dural plates, and (3) expansion of the cholesteatoma into the cranial fossae.