fig6

Figure 6. Pre- (A-E) and postoperative (F-H) magnetic resonance images in a case of tuberculum sellae meningioma excised via an endoscope-controlled keyhole supraorbital approach. Extension beyond the internal carotid on the left and anterior cerebral artery encasement on the right led to selection of endoscope-assisted keyhole transcranial approach instead of an extended endoscopic endonasal transsphenoidal approach