Extradural meningiomas. Report of two cases.
D000328:Adult; D002533:Cerebral Angiography; D005260:Female; D006801:Humans; D008297:Male; D008579:Meningioma / Q000175:diagnosis / Q000209:etiology; D010256:Paranasal Sinuses; D013101:Sphenoid Sinus; D014054:Tomography