Last Updated: February 11, 2018
Only about 50 cases of falcotentorial meningiomas have been reported in the literature. These masses arise from the junction of the tentorium and falx cerebri, either anteriorly at the junction of the vein of Galen with the straight sinus or anywhere along the length of this junction toward the torcula.
The torcula may be predominantly affected; peritorcular meningiomas require a different set of considerations because of the intimate involvement of the major dural sinuses, and they are therefore discussed in their own chapter titled Peritorcular Meningioma.
Meningiomas associated with the tentorial incisura present a considerable number of surgical challenges because of their relationship to the structures involved in the principal deep...