| A left planum /olfactory groove meningioma is removed through a left supra-orbital eyebrow craniotomy with the operating microscope. |
| Fatemi N, Dusick JR, de Paiva N, Malkasian D, Kelly DF: Endonasal versus supra-orbital keyhole removal of craniopharyngiomas and tuberculum sellae meningiomas. Neurosurgery, 64 [ONS Suppl 2]:ONS 64:269–287, 2009 |