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Egyptian Journal of Neurosurgery
Fig. 3 | Egyptian Journal of Neurosurgery

Fig. 3

From: Surgical treatment of cavernous sinus meningioma with petrous bone invasion causing internal auditory canal stenosis and hearing impairment 7 years after gamma-knife radiosurgery

Fig. 3

Preoperative images of the cavernous sinus tumor 7 years after gamma-knife radiosurgery. a Axial image of T1-weighted brain MRI. b Axial view of gadolinium-enhanced T1-weighted brain MRI demonstrates that the tumor enlarged slightly toward the posterior fossa. c Coronal view of gadolinium-enhanced T1-weighted MRI. d Axial view of CT demonstrates progression of petrous bone thickening in internal auditory meatus

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