Figure 1From: CyberKnife® radiosurgery in the treatment of complex skull base tumors: analysis of treatment planning parameters(A) A 51 year old woman presented with progressive hearing loss. An axial MRI of the brain After gadolinium administration demonstrated a left cerebellopontine angle acoustic neuroma. (B) Planning CT scan with IV contrast. The patient was treated with 2500 cGy to the 79% isodose line in five stages.Back to article page