Female, 68 years old, with lightheadedness, amnesia. Diffusion-weighted images are unremarkable. No evidence of parenchymal edema or mass effect is seen. In fact, no significant parenchymal signal abnormality is noted. No intracranial hemorrhage or abnormal extra-axial fluid is seen. The ventricular system is normal in size and morphology.
No acute intracranial abnormality, and no specific findings to account for the patient's symptoms.