Female, 69 years old, with nausea, occipital headache, vertical nystagmus. No restricted diffusion is seen. Several scattered small foci of T2 hyperintensity are seen within the periventricular and subcortical white matter, a nonspecific finding. No evidence of parenchymal edema or mass effect is seen. No intracranial hemorrhage or any abnormal extra-axial fluid collections are detected. The ventricles are normal in size and morphology.
No evidence of acute ischemia or any other acute intracranial abnormality which would account for the patient's symptoms.