Fig. 4From: Surgical treatment of cavernous sinus meningioma with petrous bone invasion causing internal auditory canal stenosis and hearing impairment 7 years after gamma-knife radiosurgeryPostoperative images of the cavernous sinus tumor within a week after surgery. a Axial view of T1-weighted brain MRI. b Axial view of gadolinium-enhanced T1-weighted brain MRI demonstrates that posterior part of the tumor removed and fat tissue packed. c Coronal view of gadolinium-enhanced T1-weighted MRI. d Axial view of CT demonstrates that thickened petrosal bone resected and internal auditory meatus openedBack to article page