Intracranial tumors arising from the floor of the middle fossa.

Tumors involving or arising from the floor of the middle fossa in cases seen at the Neurological Institute C. Besta were reviewed, and the radiological findings of plain films, angiographic and CT studies are described. Meningiomas, metastases, trigeminal neurinomas, epidermoids, chordomas and chondromas were included in the study.