Figure 1From: Radiation-induced meningiomas in multiple regions, showing rapid recurrence and a high MIB 1 labeling index: a case report and review of the literaturePreoperative axial computed tomography (CT) and fluid-attenuated inversion recovery (FLAIR) magnetic resonance imaging (MRI). (A) CT image showing a tumor approximately 1.5 cm in diameter in the left frontal convexity (arrow). (B) Tumor in the left frontal convexity. The tumor mass and perifocal edema caused a shift of the brain to the right side. (C) Tumor in the right middle cranial fossa. (D) Right frontal base tumor (cranial fossa) and the tumor in the left frontal convexity.Back to article page