Female, 68 years old, with new diagnosis of stage IV lung cancer. Numerous scattered small T2 hyperintense lesions are seen within the periventricular and subcortical white matter of the bilateral cerebral hemispheres. No evidence of mass effect or edema is seen. No pathologic parenchymal or extra-axial enhancement is detected.There is no evidence of significant intracranial hemorrhage or any abnormal extra-axial fluid collection. The ventricles are normal in size and morphology.Marrow signal characteristics are unremarkable. Degenerative spondylosis is partially visualized in the upper cervical spine.
1.No evidence of intracranial metastatic disease.2.Scattered nonspecific white matter lesions which likely represent chronic microvascular ischemic disease.