Fig. 8From: Schwannomas of the greater superficial petrosal nerve – case series, discussion of surgical techniques, and review of literatureA Preoperative coronal and (B) axial T1-weighted gadolinium-enhanced MRI, showing the homogenous enhancing schwannoma located at the top of the petrous bone in the middle cranial fossa originating from the GSPN. Notice the accompanying reactive enhancement of the facial nerve in the internal auditory canal B. C Postoperative coronal and D axial sequences indicating successful complete removalBack to article page