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Postoperative head magnetic resonance (a: T2-weighted images and b: gadolinium-enhanced T1-weighted images) and computed tomography images (c: left, axial images; right, sagittal images). (a and b) Cystic and ring-enhanced tumors are completely removed. Brainstem compression by the tumor is also resolved. (c) The access route from the sphenoid sinus to the clivus is observed.
