Fig. 3From: Outcome of extradural devascularization in resection of giant olfactory groove meningioma in bilateral subfrontal approachA Axial MRI with contrast shows preoperative large OGM. B Coronal MRI with contrast shows preoperative large OGM. C Sagittal MRI with contrast shows preoperative large OGM. D Preoperative CT brain shows preoperative large OGM. E Immediate postoperative CT brain with contrast shows postoperative excision of OGM with no residualBack to article page