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Parafalcine Meningioma

Last Updated: September 24, 2019

Figure 1: Cushing and a colleague (Dr. Gaston Decoppet) discuss the case of a patient with recurrent brain tumor.

Large Parafalcine Meningioma:  Principles of Resection

Parafalcine menigiomas originate from the falx, but unlike parasagittal meningiomas, they are completely covered by the cortex. They may grow through the falx and are often bilateral. Like their parasagittal counterparts, they are most commonly found around the middle third of the superior sagittal sinus, between the coronal and lambdoid sutures. They comprise 8.5% of intracranial meningiomas.

Diagnosis

Similar to their parasagittal counterparts, the clinical presentation of a parafalcine meningioma depends on its location along the falx. Tumors near the central sulcus may cause sensory and motor seizures or contral...