Fig. 1.

52-year-old female with past medical history of seizures and depression presented with confusion and was found to have a large olfactory groove meningioma in sagittal ( A ) and coronal ( B ) views. She was oriented to self and had anosmia on clinical exam. She underwent an uneventful keyhole supraorbital craniotomy for gross total resection of the tumor ( C and D ); the inset in ( D ) shows the noncontrasted T1 sequence indicating the enhancement is postoperative blood. Final pathology showed WHO grade II meningioma. She was discharged on postoperative day 3. She received 52.7 Gy radiation to tumor bed in 31 fractions. WHO, World Health Organization.