57 year old with metastatic kidney cancer. Pretreatment evaluation for progression. Postoperative changes in the right frontal lobe with dural thickening and bony destruction is unchanged from prior CT and probably represents dural metastasis when correlated with the prior MRI. Additional lesion in the greater wing of the right sphenoid appears unchanged.The ventricles and basal cisterns are unchanged in size and configuration. The visualized paranasal sinuses and mastoid air cells are normally pneumatized.
No interval change of renal cell metastases to the brain.