Fig. 2From: Reinvestigation of the origins of pineal meningiomas based on its related veins and arachnoid membranesRadiological imaging of the tumor in the posterior inferior part of the ICVs and the GV. a-c: Preoperative images showing a pineal region meningioma. d-f: Postoperative images showing gross-total removal of the tumor. g: Schematic representation of the microanatomical relationship between the tumor origin and arachnoid membranes. (Yellow lines represent the arachnoid membrane; Red line represent possible tumor attachment)Back to article page